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World leaders gather to talk climate, but don’t expect much

President Emmerson Mnangagwa, of Zimbabwe, center, walks to the plenary session of the COP27 U.N. Climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Peter Dejong) French President Emmanuel Macron poses for a selfie at the COP27 climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of "high-level" international climate talks in Egypt with more to come in the following days. (Ludovic Marin, Pool via AP) Dutch Prime Minister Mark Rutte speeches during the opening ceremony of the Water Pavilion at the COP27 U.N. Climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Peter Dejong) Rwanda's President Paul Kagame heads to the plenary session of the COP27 U.N. Climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Peter Dejong) From the left, US Special Presidential Envoy for Climate John Kerry, British Prime Minister Rishi Sunak, French President Emmanuel Macron, President of the European Commission Ursula von der Leyen, South African President Cyril Ramaphosa and German Chancellor Olaf Scholz meet on the sidelines of the COP27 climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of "high-level" international climate talks in Egypt with more to come in the following days. (Ludovic Marin, Pool via AP) Britain's Prime Minister Rishi Sunak reaches to shake hands with President of France, Emmanuel Macron, ahead of a bilateral meeting, during the COP27 summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of “high-level” international climate talks in Egypt with more to come in the following days. (Stefan Rousseau/Pool Photo via AP) Jordanian King Abdullah II, left, and Emirati President Sheikh Mohammed bin Zayed Al Nahyan, center, walk as leaders prepare themselves for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah el-Sissi, speaks during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Former British Prime Minister Boris Johnson attends the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Baroness Minouche Shafik, London School of Economics Director, right, listens to Egyptian President Abdel Fattah el-Sissi, as he gives a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Leaders gather for a photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) A woman poses for photos at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Ignazio Cassis, president of Switzerland, leaves after speaking at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Nariman El-Mofty) Former U.S. Vice President Al Gore speaks during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) United Nations Secretary-General Antonio Guterres, listens to Egyptian President Abdel Fattah el-Sissi, giving a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah El-Sisi, center right, and United Nations Secretary-General Antonio Guterres, center left, leave after a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) President Emmerson Mnangagwa, of Zimbabwe, center, walks to the plenary session of the COP27 U.N. Climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Peter Dejong) French President Emmanuel Macron poses for a selfie at the COP27 climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of "high-level" international climate talks in Egypt with more to come in the following days. (Ludovic Marin, Pool via AP) Dutch Prime Minister Mark Rutte speeches during the opening ceremony of the Water Pavilion at the COP27 U.N. Climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Peter Dejong) Rwanda's President Paul Kagame heads to the plenary session of the COP27 U.N. Climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Peter Dejong) From the left, US Special Presidential Envoy for Climate John Kerry, British Prime Minister Rishi Sunak, French President Emmanuel Macron, President of the European Commission Ursula von der Leyen, South African President Cyril Ramaphosa and German Chancellor Olaf Scholz meet on the sidelines of the COP27 climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of "high-level" international climate talks in Egypt with more to come in the following days. (Ludovic Marin, Pool via AP) Britain's Prime Minister Rishi Sunak reaches to shake hands with President of France, Emmanuel Macron, ahead of a bilateral meeting, during the COP27 summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of “high-level” international climate talks in Egypt with more to come in the following days. (Stefan Rousseau/Pool Photo via AP) Jordanian King Abdullah II, left, and Emirati President Sheikh Mohammed bin Zayed Al Nahyan, center, walk as leaders prepare themselves for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah el-Sissi, speaks during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Former British Prime Minister Boris Johnson attends the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Baroness Minouche Shafik, London School of Economics Director, right, listens to Egyptian President Abdel Fattah el-Sissi, as he gives a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Leaders gather for a photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) A woman poses for photos at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Ignazio Cassis, president of Switzerland, leaves after speaking at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Nariman El-Mofty) Former U.S. Vice President Al Gore speaks during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) United Nations Secretary-General Antonio Guterres, listens to Egyptian President Abdel Fattah el-Sissi, giving a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah El-Sisi, center right, and United Nations Secretary-General Antonio Guterres, center left, leave after a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) President Emmerson Mnangagwa, of Zimbabwe, center, walks to the plenary session of the COP27 U.N. Climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Peter Dejong) French President Emmanuel Macron poses for a selfie at the COP27 climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of "high-level" international climate talks in Egypt with more to come in the following days. (Ludovic Marin, Pool via AP) Dutch Prime Minister Mark Rutte speeches during the opening ceremony of the Water Pavilion at the COP27 U.N. Climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Peter Dejong) Rwanda's President Paul Kagame heads to the plenary session of the COP27 U.N. Climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Peter Dejong) From the left, US Special Presidential Envoy for Climate John Kerry, British Prime Minister Rishi Sunak, French President Emmanuel Macron, President of the European Commission Ursula von der Leyen, South African President Cyril Ramaphosa and German Chancellor Olaf Scholz meet on the sidelines of the COP27 climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of "high-level" international climate talks in Egypt with more to come in the following days. (Ludovic Marin, Pool via AP) Britain's Prime Minister Rishi Sunak reaches to shake hands with President of France, Emmanuel Macron, ahead of a bilateral meeting, during the COP27 summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of “high-level” international climate talks in Egypt with more to come in the following days. (Stefan Rousseau/Pool Photo via AP) Jordanian King Abdullah II, left, and Emirati President Sheikh Mohammed bin Zayed Al Nahyan, center, walk as leaders prepare themselves for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah el-Sissi, speaks during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Former British Prime Minister Boris Johnson attends the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Baroness Minouche Shafik, London School of Economics Director, right, listens to Egyptian President Abdel Fattah el-Sissi, as he gives a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Leaders gather for a photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) A woman poses for photos at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Ignazio Cassis, president of Switzerland, leaves after speaking at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Nariman El-Mofty) Former U.S. Vice President Al Gore speaks during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) United Nations Secretary-General Antonio Guterres, listens to Egyptian President Abdel Fattah el-Sissi, giving a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah El-Sisi, center right, and United Nations Secretary-General Antonio Guterres, center left, leave after a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) President Emmerson Mnangagwa, of Zimbabwe, center, walks to the plenary session of the COP27 U.N. Climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Peter Dejong) French President Emmanuel Macron poses for a selfie at the COP27 climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of "high-level" international climate talks in Egypt with more to come in the following days. (Ludovic Marin, Pool via AP) Dutch Prime Minister Mark Rutte speeches during the opening ceremony of the Water Pavilion at the COP27 U.N. Climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Peter Dejong) Rwanda's President Paul Kagame heads to the plenary session of the COP27 U.N. Climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Peter Dejong) From the left, US Special Presidential Envoy for Climate John Kerry, British Prime Minister Rishi Sunak, French President Emmanuel Macron, President of the European Commission Ursula von der Leyen, South African President Cyril Ramaphosa and German Chancellor Olaf Scholz meet on the sidelines of the COP27 climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of "high-level" international climate talks in Egypt with more to come in the following days. (Ludovic Marin, Pool via AP) Britain's Prime Minister Rishi Sunak reaches to shake hands with President of France, Emmanuel Macron, ahead of a bilateral meeting, during the COP27 summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of “high-level” international climate talks in Egypt with more to come in the following days. (Stefan Rousseau/Pool Photo via AP) Jordanian King Abdullah II, left, and Emirati President Sheikh Mohammed bin Zayed Al Nahyan, center, walk as leaders prepare themselves for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah el-Sissi, speaks during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Former British Prime Minister Boris Johnson attends the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Baroness Minouche Shafik, London School of Economics Director, right, listens to Egyptian President Abdel Fattah el-Sissi, as he gives a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Leaders gather for a photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) A woman poses for photos at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Ignazio Cassis, president of Switzerland, leaves after speaking at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Nariman El-Mofty) Former U.S. Vice President Al Gore speaks during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) United Nations Secretary-General Antonio Guterres, listens to Egyptian President Abdel Fattah el-Sissi, giving a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah El-Sisi, center right, and United Nations Secretary-General Antonio Guterres, center left, leave after a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) President Emmerson Mnangagwa, of Zimbabwe, center, walks to the plenary session of the COP27 U.N. Climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Peter Dejong) French President Emmanuel Macron poses for a selfie at the COP27 climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of "high-level" international climate talks in Egypt with more to come in the following days. (Ludovic Marin, Pool via AP) Dutch Prime Minister Mark Rutte speeches during the opening ceremony of the Water Pavilion at the COP27 U.N. Climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Peter Dejong) Rwanda's President Paul Kagame heads to the plenary session of the COP27 U.N. Climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Peter Dejong) From the left, US Special Presidential Envoy for Climate John Kerry, British Prime Minister Rishi Sunak, French President Emmanuel Macron, President of the European Commission Ursula von der Leyen, South African President Cyril Ramaphosa and German Chancellor Olaf Scholz meet on the sidelines of the COP27 climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of "high-level" international climate talks in Egypt with more to come in the following days. (Ludovic Marin, Pool via AP) Britain's Prime Minister Rishi Sunak reaches to shake hands with President of France, Emmanuel Macron, ahead of a bilateral meeting, during the COP27 summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of “high-level” international climate talks in Egypt with more to come in the following days. (Stefan Rousseau/Pool Photo via AP) Jordanian King Abdullah II, left, and Emirati President Sheikh Mohammed bin Zayed Al Nahyan, center, walk as leaders prepare themselves for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah el-Sissi, speaks during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Former British Prime Minister Boris Johnson attends the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Baroness Minouche Shafik, London School of Economics Director, right, listens to Egyptian President Abdel Fattah el-Sissi, as he gives a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Leaders gather for a photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) A woman poses for photos at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Ignazio Cassis, president of Switzerland, leaves after speaking at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Nariman El-Mofty) Former U.S. Vice President Al Gore speaks during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) United Nations Secretary-General Antonio Guterres, listens to Egyptian President Abdel Fattah el-Sissi, giving a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah El-Sisi, center right, and United Nations Secretary-General Antonio Guterres, center left, leave after a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) President Emmerson Mnangagwa, of Zimbabwe, center, walks to the plenary session of the COP27 U.N. Climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Peter Dejong) French President Emmanuel Macron poses for a selfie at the COP27 climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of "high-level" international climate talks in Egypt with more to come in the following days. (Ludovic Marin, Pool via AP) Dutch Prime Minister Mark Rutte speeches during the opening ceremony of the Water Pavilion at the COP27 U.N. Climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Peter Dejong) Rwanda's President Paul Kagame heads to the plenary session of the COP27 U.N. Climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Peter Dejong) From the left, US Special Presidential Envoy for Climate John Kerry, British Prime Minister Rishi Sunak, French President Emmanuel Macron, President of the European Commission Ursula von der Leyen, South African President Cyril Ramaphosa and German Chancellor Olaf Scholz meet on the sidelines of the COP27 climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of "high-level" international climate talks in Egypt with more to come in the following days. (Ludovic Marin, Pool via AP) Britain's Prime Minister Rishi Sunak reaches to shake hands with President of France, Emmanuel Macron, ahead of a bilateral meeting, during the COP27 summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of “high-level” international climate talks in Egypt with more to come in the following days. (Stefan Rousseau/Pool Photo via AP) Jordanian King Abdullah II, left, and Emirati President Sheikh Mohammed bin Zayed Al Nahyan, center, walk as leaders prepare themselves for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah el-Sissi, speaks during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Former British Prime Minister Boris Johnson attends the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Baroness Minouche Shafik, London School of Economics Director, right, listens to Egyptian President Abdel Fattah el-Sissi, as he gives a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Leaders gather for a photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) A woman poses for photos at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Ignazio Cassis, president of Switzerland, leaves after speaking at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Nariman El-Mofty) Former U.S. Vice President Al Gore speaks during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) United Nations Secretary-General Antonio Guterres, listens to Egyptian President Abdel Fattah el-Sissi, giving a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah El-Sisi, center right, and United Nations Secretary-General Antonio Guterres, center left, leave after a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) President Emmerson Mnangagwa, of Zimbabwe, center, walks to the plenary session of the COP27 U.N. Climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Peter Dejong) French President Emmanuel Macron poses for a selfie at the COP27 climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of "high-level" international climate talks in Egypt with more to come in the following days. (Ludovic Marin, Pool via AP) Dutch Prime Minister Mark Rutte speeches during the opening ceremony of the Water Pavilion at the COP27 U.N. Climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Peter Dejong) Rwanda's President Paul Kagame heads to the plenary session of the COP27 U.N. Climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Peter Dejong) From the left, US Special Presidential Envoy for Climate John Kerry, British Prime Minister Rishi Sunak, French President Emmanuel Macron, President of the European Commission Ursula von der Leyen, South African President Cyril Ramaphosa and German Chancellor Olaf Scholz meet on the sidelines of the COP27 climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of "high-level" international climate talks in Egypt with more to come in the following days. (Ludovic Marin, Pool via AP) Britain's Prime Minister Rishi Sunak reaches to shake hands with President of France, Emmanuel Macron, ahead of a bilateral meeting, during the COP27 summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of “high-level” international climate talks in Egypt with more to come in the following days. (Stefan Rousseau/Pool Photo via AP) Jordanian King Abdullah II, left, and Emirati President Sheikh Mohammed bin Zayed Al Nahyan, center, walk as leaders prepare themselves for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah el-Sissi, speaks during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Former British Prime Minister Boris Johnson attends the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Baroness Minouche Shafik, London School of Economics Director, right, listens to Egyptian President Abdel Fattah el-Sissi, as he gives a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Leaders gather for a photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) A woman poses for photos at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Ignazio Cassis, president of Switzerland, leaves after speaking at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Nariman El-Mofty) Former U.S. Vice President Al Gore speaks during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) United Nations Secretary-General Antonio Guterres, listens to Egyptian President Abdel Fattah el-Sissi, giving a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah El-Sisi, center right, and United Nations Secretary-General Antonio Guterres, center left, leave after a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) President Emmerson Mnangagwa, of Zimbabwe, center, walks to the plenary session of the COP27 U.N. Climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Peter Dejong) French President Emmanuel Macron poses for a selfie at the COP27 climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of "high-level" international climate talks in Egypt with more to come in the following days. (Ludovic Marin, Pool via AP) Dutch Prime Minister Mark Rutte speeches during the opening ceremony of the Water Pavilion at the COP27 U.N. Climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Peter Dejong) Rwanda's President Paul Kagame heads to the plenary session of the COP27 U.N. Climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Peter Dejong) From the left, US Special Presidential Envoy for Climate John Kerry, British Prime Minister Rishi Sunak, French President Emmanuel Macron, President of the European Commission Ursula von der Leyen, South African President Cyril Ramaphosa and German Chancellor Olaf Scholz meet on the sidelines of the COP27 climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of "high-level" international climate talks in Egypt with more to come in the following days. (Ludovic Marin, Pool via AP) Britain's Prime Minister Rishi Sunak reaches to shake hands with President of France, Emmanuel Macron, ahead of a bilateral meeting, during the COP27 summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of “high-level” international climate talks in Egypt with more to come in the following days. (Stefan Rousseau/Pool Photo via AP) Jordanian King Abdullah II, left, and Emirati President Sheikh Mohammed bin Zayed Al Nahyan, center, walk as leaders prepare themselves for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah el-Sissi, speaks during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Former British Prime Minister Boris Johnson attends the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Baroness Minouche Shafik, London School of Economics Director, right, listens to Egyptian President Abdel Fattah el-Sissi, as he gives a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Leaders gather for a photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) A woman poses for photos at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Ignazio Cassis, president of Switzerland, leaves after speaking at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Nariman El-Mofty) Former U.S. Vice President Al Gore speaks during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) United Nations Secretary-General Antonio Guterres, listens to Egyptian President Abdel Fattah el-Sissi, giving a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) World leaders listen as their counterparts give speeches during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah El-Sisi, center right, and United Nations Secretary-General Antonio Guterres, center left, leave after a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) President Emmerson Mnangagwa, of Zimbabwe, center, walks to the plenary session of the COP27 U.N. Climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Peter Dejong) French President Emmanuel Macron poses for a selfie at the COP27 climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of "high-level" international climate talks in Egypt with more to come in the following days. (Ludovic Marin, Pool via AP) Dutch Prime Minister Mark Rutte speeches during the opening ceremony of the Water Pavilion at the COP27 U.N. Climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Peter Dejong) Rwanda's President Paul Kagame heads to the plenary session of the COP27 U.N. Climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Peter Dejong) From the left, US Special Presidential Envoy for Climate John Kerry, British Prime Minister Rishi Sunak, French President Emmanuel Macron, President of the European Commission Ursula von der Leyen, South African President Cyril Ramaphosa and German Chancellor Olaf Scholz meet on the sidelines of the COP27 climate summit in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of "high-level" international climate talks in Egypt with more to come in the following days. (Ludovic Marin, Pool via AP) Britain's Prime Minister Rishi Sunak reaches to shake hands with President of France, Emmanuel Macron, ahead of a bilateral meeting, during the COP27 summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of “high-level” international climate talks in Egypt with more to come in the following days. (Stefan Rousseau/Pool Photo via AP) Jordanian King Abdullah II, left, and Emirati President Sheikh Mohammed bin Zayed Al Nahyan, center, walk as leaders prepare themselves for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah el-Sissi, speaks during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Former British Prime Minister Boris Johnson attends the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Baroness Minouche Shafik, London School of Economics Director, right, listens to Egyptian President Abdel Fattah el-Sissi, as he gives a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Leaders gather for a photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) A woman poses for photos at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Ignazio Cassis, president of Switzerland, leaves after speaking at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Nariman El-Mofty) Former U.S. Vice President Al Gore speaks during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) United Nations Secretary-General Antonio Guterres, listens to Egyptian President Abdel Fattah el-Sissi, giving a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) World leaders listen as their counterparts give speeches during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah El-Sisi, center right, and United Nations Secretary-General Antonio Guterres, center left, leave after a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) French President Emmanuel Macron thumbs up during a meeting at the COP27 summit, Monday, Nov. 7, 2022 in Sharm el-Sheikh, Egypt. More than 100 world leaders are about to discuss a worsening problem that scientists' call Earth's biggest challenge, yet observers don't expect much from it, maybe not even a lot of attention. (AP Photo/Peter Dejong, Pool) United Nations Secretary-General Antonio Guterres, listens to Egyptian President Abdel Fattah el-Sissi, giving a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Adel al-Jubeir, Saudi Arabia’s minister of state for foreign affairs, center, with other leaders prepares for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Jordanian King Abdullah II, left, and Emirati President Sheikh Mohammed bin Zayed Al Nahyan, center, walk as leaders prepare themselves for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Sameh Shoukry, president of the COP27 climate summit, left, Kuwait Crown Prince Mishal Al-Ahmad Al-Jaber Al-Sabah, center, and Adel al-Jubeir, Saudi Arabia’s minister of state for foreign affairs, prepare for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) The President of Venezuela, Nicolás Maduro Moros, center, stands next to the President of the European Commission Ursula von der Leyen, center center right, as leaders prepare themselves for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Adel al-Jubeir, Saudi Arabia’s minister of state for foreign affairs, center left, and Egyptian President Abdel Fattah El-Sisi, front center, prepares with other leaders for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Baroness Minouche Shafik, London School of Economics Director, right, listens to Egyptian President Abdel Fattah el-Sissi, as he gives a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Leaders gather for a photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Former British Prime Minister Boris Johnson attends the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Sweden's Prime Minister Ulf Kristersson, centre right, speaks to Britain's Prime Minister Rishi Sunak, during the COP27 summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of “high-level” international climate talks in Egypt with more to come in the following days. (Stefan Rousseau/Pool Photo via AP) Attendees talk during the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) A woman poses for photos at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) World leaders listen as their counterparts give speeches during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah el-Sissi, speaks during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah El-Sisi, center right, and United Nations Secretary-General Antonio Guterres, center left, leave after a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) French President Emmanuel Macron thumbs up during a meeting at the COP27 summit, Monday, Nov. 7, 2022 in Sharm el-Sheikh, Egypt. More than 100 world leaders are about to discuss a worsening problem that scientists' call Earth's biggest challenge, yet observers don't expect much from it, maybe not even a lot of attention. (AP Photo/Peter Dejong, Pool) United Nations Secretary-General Antonio Guterres, listens to Egyptian President Abdel Fattah el-Sissi, giving a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Adel al-Jubeir, Saudi Arabia’s minister of state for foreign affairs, center, with other leaders prepares for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Jordanian King Abdullah II, left, and Emirati President Sheikh Mohammed bin Zayed Al Nahyan, center, walk as leaders prepare themselves for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Sameh Shoukry, president of the COP27 climate summit, left, Kuwait Crown Prince Mishal Al-Ahmad Al-Jaber Al-Sabah, center, and Adel al-Jubeir, Saudi Arabia’s minister of state for foreign affairs, prepare for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) The President of Venezuela, Nicolás Maduro Moros, center, stands next to the President of the European Commission Ursula von der Leyen, center center right, as leaders prepare themselves for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Adel al-Jubeir, Saudi Arabia’s minister of state for foreign affairs, center left, and Egyptian President Abdel Fattah El-Sisi, front center, prepares with other leaders for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Baroness Minouche Shafik, London School of Economics Director, right, listens to Egyptian President Abdel Fattah el-Sissi, as he gives a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Leaders gather for a photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Former British Prime Minister Boris Johnson attends the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Sweden's Prime Minister Ulf Kristersson, centre right, speaks to Britain's Prime Minister Rishi Sunak, during the COP27 summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of “high-level” international climate talks in Egypt with more to come in the following days. (Stefan Rousseau/Pool Photo via AP) Attendees talk during the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) A woman poses for photos at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) World leaders listen as their counterparts give speeches during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah el-Sissi, speaks during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah El-Sisi, center right, and United Nations Secretary-General Antonio Guterres, center left, leave after a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) French President Emmanuel Macron thumbs up during a meeting at the COP27 summit, Monday, Nov. 7, 2022 in Sharm el-Sheikh, Egypt. More than 100 world leaders are about to discuss a worsening problem that scientists' call Earth's biggest challenge, yet observers don't expect much from it, maybe not even a lot of attention. (AP Photo/Peter Dejong, Pool) United Nations Secretary-General Antonio Guterres, listens to Egyptian President Abdel Fattah el-Sissi, giving a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Adel al-Jubeir, Saudi Arabia’s minister of state for foreign affairs, center, with other leaders prepares for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Jordanian King Abdullah II, left, and Emirati President Sheikh Mohammed bin Zayed Al Nahyan, center, walk as leaders prepare themselves for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Sameh Shoukry, president of the COP27 climate summit, left, Kuwait Crown Prince Mishal Al-Ahmad Al-Jaber Al-Sabah, center, and Adel al-Jubeir, Saudi Arabia’s minister of state for foreign affairs, prepare for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) The President of Venezuela, Nicolás Maduro Moros, center, stands next to the President of the European Commission Ursula von der Leyen, center center right, as leaders prepare themselves for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Adel al-Jubeir, Saudi Arabia’s minister of state for foreign affairs, center left, and Egyptian President Abdel Fattah El-Sisi, front center, prepares with other leaders for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Baroness Minouche Shafik, London School of Economics Director, right, listens to Egyptian President Abdel Fattah el-Sissi, as he gives a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Attendees talk during the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) A woman poses for photos at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) World leaders listen as their counterparts give speeches during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah el-Sissi, speaks during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah El-Sisi, center right, and United Nations Secretary-General Antonio Guterres, center left, leave after a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) French President Emmanuel Macron thumbs up during a meeting at the COP27 summit, Monday, Nov. 7, 2022 in Sharm el-Sheikh, Egypt. More than 100 world leaders are about to discuss a worsening problem that scientists' call Earth's biggest challenge, yet observers don't expect much from it, maybe not even a lot of attention. (AP Photo/Peter Dejong, Pool) United Nations Secretary-General Antonio Guterres, listens to Egyptian President Abdel Fattah el-Sissi, giving a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Adel al-Jubeir, Saudi Arabia’s minister of state for foreign affairs, center, with other leaders prepares for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Jordanian King Abdullah II, left, and Emirati President Sheikh Mohammed bin Zayed Al Nahyan, center, walk as leaders prepare themselves for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Sameh Shoukry, president of the COP27 climate summit, left, Kuwait Crown Prince Mishal Al-Ahmad Al-Jaber Al-Sabah, center, and Adel al-Jubeir, Saudi Arabia’s minister of state for foreign affairs, prepare for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) The President of Venezuela, Nicolás Maduro Moros, center, stands next to the President of the European Commission Ursula von der Leyen, center center right, as leaders prepare themselves for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Baroness Minouche Shafik, London School of Economics Director, right, listens to Egyptian President Abdel Fattah el-Sissi, as he gives a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Leaders gather for a photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Sweden's Prime Minister Ulf Kristersson, centre right, speaks to Britain's Prime Minister Rishi Sunak, during the COP27 summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of “high-level” international climate talks in Egypt with more to come in the following days. (Stefan Rousseau/Pool Photo via AP) Attendees talk during the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) A woman poses for photos at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) World leaders listen as their counterparts give speeches during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah el-Sissi, speaks during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah El-Sisi, center right, and United Nations Secretary-General Antonio Guterres, center left, leave after a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) The President of Venezuela, Nicolás Maduro Moros, center, stands next to the President of the European Commission Ursula von der Leyen, center center right, as leaders prepare themselves for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Adel al-Jubeir, Saudi Arabia’s minister of state for foreign affairs, center left, and Egyptian President Abdel Fattah El-Sisi, front center, prepares with other leaders for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah el-Sissi, gives a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Baroness Minouche Shafik, London School of Economics Director, right, listens to Egyptian President Abdel Fattah el-Sissi, as he gives a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Leaders gather for a photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) A woman poses for photos at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Sweden's Prime Minister Ulf Kristersson, centre right, speaks to Britain's Prime Minister Rishi Sunak, during the COP27 summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of “high-level” international climate talks in Egypt with more to come in the following days. (Stefan Rousseau/Pool Photo via AP) Egyptian President Abdel Fattah El-Sisi, center right, and United Nations Secretary-General Antonio Guterres, center left, leave after a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Attendees talk during the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) The President of Venezuela, Nicolás Maduro Moros, center, stands next to the President of the European Commission Ursula von der Leyen, center center right, as leaders prepare themselves for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Adel al-Jubeir, Saudi Arabia’s minister of state for foreign affairs, center left, and Egyptian President Abdel Fattah El-Sisi, front center, prepares with other leaders for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah el-Sissi, gives a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Baroness Minouche Shafik, London School of Economics Director, right, listens to Egyptian President Abdel Fattah el-Sissi, as he gives a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Leaders gather for a photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) A woman poses for photos at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Sweden's Prime Minister Ulf Kristersson, centre right, speaks to Britain's Prime Minister Rishi Sunak, during the COP27 summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of “high-level” international climate talks in Egypt with more to come in the following days. (Stefan Rousseau/Pool Photo via AP) Egyptian President Abdel Fattah El-Sisi, center right, and United Nations Secretary-General Antonio Guterres, center left, leave after a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Attendees talk during the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) The President of Venezuela, Nicolás Maduro Moros, center, stands next to the President of the European Commission Ursula von der Leyen, center center right, as leaders prepare themselves for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Adel al-Jubeir, Saudi Arabia’s minister of state for foreign affairs, center left, and Egyptian President Abdel Fattah El-Sisi, front center, prepares with other leaders for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah el-Sissi, gives a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Baroness Minouche Shafik, London School of Economics Director, right, listens to Egyptian President Abdel Fattah el-Sissi, as he gives a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Leaders gather for a photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) A woman poses for photos at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Sweden's Prime Minister Ulf Kristersson, centre right, speaks to Britain's Prime Minister Rishi Sunak, during the COP27 summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of “high-level” international climate talks in Egypt with more to come in the following days. (Stefan Rousseau/Pool Photo via AP) Egyptian President Abdel Fattah El-Sisi, center right, and United Nations Secretary-General Antonio Guterres, center left, leave after a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Attendees talk during the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) The President of Venezuela, Nicolás Maduro Moros, center, stands next to the President of the European Commission Ursula von der Leyen, center center right, as leaders prepare themselves for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Adel al-Jubeir, Saudi Arabia’s minister of state for foreign affairs, center left, and Egyptian President Abdel Fattah El-Sisi, front center, prepares with other leaders for a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Egyptian President Abdel Fattah el-Sissi, gives a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Baroness Minouche Shafik, London School of Economics Director, right, listens to Egyptian President Abdel Fattah el-Sissi, as he gives a speech during the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Leaders gather for a photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) A woman poses for photos at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Sweden's Prime Minister Ulf Kristersson, centre right, speaks to Britain's Prime Minister Rishi Sunak, during the COP27 summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of “high-level” international climate talks in Egypt with more to come in the following days. (Stefan Rousseau/Pool Photo via AP) Egyptian President Abdel Fattah El-Sisi, center right, and United Nations Secretary-General Antonio Guterres, center left, leave after a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Attendees talk during the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Leaders gather for a photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) A woman poses for photos at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Sweden's Prime Minister Ulf Kristersson, centre right, speaks to Britain's Prime Minister Rishi Sunak, during the COP27 summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of “high-level” international climate talks in Egypt with more to come in the following days. (Stefan Rousseau/Pool Photo via AP) Egyptian President Abdel Fattah El-Sisi, center right, and United Nations Secretary-General Antonio Guterres, center left, leave after a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Leaders gather for a photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) A woman poses for photos at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Sweden's Prime Minister Ulf Kristersson, centre right, speaks to Britain's Prime Minister Rishi Sunak, during the COP27 summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of “high-level” international climate talks in Egypt with more to come in the following days. (Stefan Rousseau/Pool Photo via AP) Egyptian President Abdel Fattah El-Sisi, center right, and United Nations Secretary-General Antonio Guterres, center left, leave after a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Leaders gather for a photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) A woman poses for photos at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Sweden's Prime Minister Ulf Kristersson, centre right, speaks to Britain's Prime Minister Rishi Sunak, during the COP27 summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of “high-level” international climate talks in Egypt with more to come in the following days. (Stefan Rousseau/Pool Photo via AP) Egyptian President Abdel Fattah El-Sisi, center right, and United Nations Secretary-General Antonio Guterres, center left, leave after a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Leaders gather for a photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) A woman poses for photos at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Sweden's Prime Minister Ulf Kristersson, centre right, speaks to Britain's Prime Minister Rishi Sunak, during the COP27 summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of “high-level” international climate talks in Egypt with more to come in the following days. (Stefan Rousseau/Pool Photo via AP) Egyptian President Abdel Fattah El-Sisi, center right, and United Nations Secretary-General Antonio Guterres, center left, leave after a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) Leaders gather for a photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) A woman poses for photos at the COP27 U.N. Climate Summit, Monday, Nov. 7, 2022, in Sharm el-Sheikh, Egypt. (AP Photo/Peter Dejong) Sweden's Prime Minister Ulf Kristersson, centre right, speaks to Britain's Prime Minister Rishi Sunak, during the COP27 summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of “high-level” international climate talks in Egypt with more to come in the following days. (Stefan Rousseau/Pool Photo via AP) Egyptian President Abdel Fattah El-Sisi, center right, and United Nations Secretary-General Antonio Guterres, center left, leave after a group photo at the COP27 U.N. Climate Summit, in Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022. (AP Photo/Nariman El-Mofty) The sun rises over Sharm el-Sheikh, Egypt, Monday, Nov. 7, 2022, where the COP27 U.N. Climate Summit started on Nov. 6, and is scheduled to end on Nov. 18. (AP Photo/Peter Dejong) FILE - Steam rises from the coal-fired power plant Neurath near Grevenbroich, Germany, Nov. 2, 2022. Nearly 50 heads of states or governments on Monday will take the stage in the first day of “high-level” international climate talks in Egypt with more to come in following days. (AP Photo/Michael Probst, File) FILE - Sameh Shoukry, president of the COP27 climate summit, left, speaks during an opening session at the COP27 U.N. Climate Summit, Sunday, Nov. 6, 2022, in Sharm el-Sheikh, Egypt. Nearly 50 heads of states or governments on Monday will take the stage in the first day of “high-level” international climate talks in Egypt with more to come in following days. (AP Photo/Peter Dejong, File) FILE - A man holds a sign to protest climate change denial, at the entrance of the COP27 U.N. Climate Summit, Sunday, Nov. 6, 2022, in Sharm el-Sheikh, Egypt. Nearly 50 heads of states or governments on Monday will take the stage in the first day of “high-level” international climate talks in Egypt with more to come in following days. (AP Photo/Nariman El-Mofty, File) FILE - A farmer chops down what is left of a tree in a burnt down forest in Ankazobe, Madagascar, Nov. 5, 2022. Parts of the forest, west of the capital Antananarivo, were set on fire to make way for farming and firewood. Nearly 50 heads of states or governments on Monday will take the stage in the first day of “high-level” international climate talks in Egypt with more to come in following days. (AP Photo/Alexander Joe, File) FILE - Chadians pose for a photograph at the entrance of the COP27 U.N. Climate Summit, Sunday, Nov. 6, 2022, in Sharm el-Sheikh, Egypt. Nearly 50 heads of states or governments on Monday will take the stage in the first day of “high-level” international climate talks in Egypt with more to come in following days. (AP Photo/Nariman El-Mofty, File)