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 ...

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 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 ...

Environmental and public health groups sued the Environmental Protection Agency over its reversal of a landmark climate finding that greenhouse gas emissions pose a threat to public health.

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 ...

A group of environmental organizations filed suit against the Environmental Protection Agency Wednesday for cutting rules to lower tailpipe pollution.

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

The legal challenge filed in the D.C. Circuit challenges President Donald Trump's rescission of the 2009 endangerment finding ...

Last week, the EPA rolled back a key climate finding that gave the federal agency the authority to regulate greenhouse gas emissions. Wednesday morning, environmental groups took the EPA and its ...

A coalition of health and environmental groups sued the Environmental Protection Agency on Wednesday, challenging its ...

Lawsuit from health and environmental justice groups challenges the EPA’s rollback of the ‘endangerment finding’ ...