EPA Administrator Lee Zeldin reverses Biden-era mercury standards for coal plants, sparking praise from energy advocates for struggling coal communities.

The EPA's decision will have immediate impacts on vehicle tailpipe emissions limits and start-stop technology incentives.

Legal experts warn that scrapping the scientific finding may undermine federal preemption defenses, opening the door to a wave of state lawsuits against

Medical and environmental groups are challenging the EPA’s decision to break with the longstanding scientific evidence that climate change endangers human health

The endangerment finding's origins trace back to a legal case led by Massachusetts. Following the Trump administration's move to rescind the finding, the fight is headed back to the courts.

The Trump administration seeks to support a wider range of options, including natural gas buses, with the program’s remaining $2.3 billion. Critics see a lost chance to cut greenhouse gas emissions.

WASHINGTON — A coalition of health and environmental groups sued the Environmental Protection Agency on Wednesday, challenging its determination last week that revoked a scientific finding that has been the central basis for U.S. action to regulate greenhouse gas emissions and fight climate change.

"Modern pollution controls can provide greater safety." Advocates warn Americans of impending threat after EPA repeals crucial standards: 'It's a needless cruelty' first appeared on The Cool Down.