A Gullah Geechee man holds up an official flag of the Gullah Geechee people at Station Creek Landing in St Helena, South Carolina, on July 11, 2023. Hundreds of thousands of people are part of the ...

Marti Blake looks out her front window at the smokestack of the Cheswick coal-fired power plant in Springdale, Pennsylvania, on October 27, 2017. Blake says the amount of sulfur dioxide, nitrogen ...