Clean Water Act at 50: environmental gains, challenges unmet


              FILE - A dead tree on the Lake Erie shoreline frames the old Coast Guard lifeboat station at the mouth of the Cuyahoga River in Cleveland, May 29, 2008. Tuesday, Oct. 18, 2022, is the 50th anniversary of Congress passing the Clean Water Act to protect U.S. waterways from abuses like the oily industrial pollution that caused Ohio's Cuyahoga River to catch on fire in 1969. (AP Photo/Mark Duncan, File)
            
              FILE - Firefighter Greg Geracioti maneuvers the Anthony J. Celebrezze down the Cuyahoga River, June 13, 2019, in Cleveland. Tuesday, Oct. 18, 2022, is the 50th anniversary of Congress passing the Clean Water Act to protect U.S. waterways from abuses like the oily industrial pollution that caused Ohio's Cuyahoga River to catch on fire in 1969. (AP Photo/Tony Dejak, File)
            
              FILE - Algae floats on the surface of Lake Erie's Maumee Bay in Oregon, Ohio on Sept. 15, 2017. Toxic algae blooms appear on Lake Erie, the river mouth of the Cuyahoga, in summer, caused primarily by farm fertilizer and manure. (AP Photo/Paul Sancya, File)
            
              FILE - The Cleveland Fire Department fire boat sprays water on the Cuyahoga River in Cleveland Monday, June 22, 2009, on the anniversary of when floating oil and debris caught fire on the river helping spur the environmental movement and the federal Clean Water Act. Fifty years ago, Congress passed the Clean Water Act to protect U.S. waterways from abuses like the oily industrial pollution that caused Ohio's Cuyahoga River to catch on fire in 1969. (AP Photo/Mark Duncan, File)
            
              FILE – Two rowers paddle along the Cuyahoga River in Cleveland on  July 12, 2011. Tuesday, Oct. 18, 2022, is the 50th anniversary of Congress passing the Clean Water Act to protect U.S. waterways from abuses like the oily industrial pollution that caused Ohio's Cuyahoga River to catch on fire in 1969. (AP Photo/Tony Dejak, File)