Ship owners sought CO2 exemption when the sea gets too wavy


              FILE - The MSC Kalina shipping container is moored at Maersk APM Terminals Pacific at the Port of Los Angeles, Nov. 30, 2021. The marine shipping industry is facing new regulations to address carbon pollution. Its trade groups have been seeking exemptions for pollution emitted during voyages on rough seas. (AP Photo/Damian Dovarganes, File)
            
              FILE - Tugboats guide the Axel Maersk container ship as it arrives into port, Oct. 21, 2021, in Miami. The marine shipping industry is facing new regulations to address carbon pollution. Its trade groups have been seeking exemptions for pollution emitted during voyages on rough seas. (AP Photo/Rebecca Blackwell, File)