The lawsuit challenges the Trump EPA’s new rule for pollution from gas-fired power plants that could mean more smog and soot in the air we breathe.

Environmental groups plan to sue the EPA for missing a deadline to designate areas violating the 2024 soot standard, impacting Georgia's air quality.

Colorado’s Regional Haze plan complied with EPA’s long-standing policy on how states can incorporate voluntary source closures. Yet EPA nonetheless disapproved the plan as part of a coordinated effort ...

Coalition challenges rollback of 2009 endangerment ruling, warning it weakens legal basis for US emissions rules - Anadolu Ajansı ...

A coalition of health and environmental groups is suing the Environmental Protection Agency, challenging the rescinding of a ...

The harmful carbon pollution from gas-guzzlers can increase the risk of asthma, exacerbate incurable conditions like chronic obstructive pulmonary disease, and contribute to premature death, according ...

Colorado's attorney general and two environmental groups sued the US Environmental Protection Agency (EPA) on Wednesday to reverse its rejection of the state's air quality plan, a move the litigants ...

Add Yahoo as a preferred source to see more of our stories on Google. Environmental groups, including the Sierra Club, recently filed a joint notice of intent to sue the U.S. Environmental Protection ...

Environmental groups, including the Sierra Club, recently filed a joint notice of intent to sue the U.S. Environmental Protection Agency, alleging the agency missed its Feb. 7 deadline to designate ...