With a slew of rules from the U.S. Environmental Protection Agency in effect, under review or being rewritten, power producers are looking for ways to reduce emissions of mercury and other pollutants, ...

Testing and development of an array of capture and control technologies is proceeding to meet the demands of the newly issued Clean Air Mercury Rule. March Madness this year wasn’t confined to 65 ...

The agency is changing the way it calculates the benefits of mercury controls, a move that would effectively loosen the rules on other toxic pollutants. By Lisa Friedman and Coral Davenport WASHINGTON ...