EPA administrator Lee Zeldin has relaxed existing standards for mercury and lead pollution—two toxins that can lead to developmental problems in children. And the EPA has postponed its implementation of new Biden-era regulations that were supposed to reduce the amount of dangerous chemicals Americans are exposed to.

President Donald Trump's administration on Tuesday proposed revoking a scientific finding that has long been the central basis for U.S. action to regulate greenhouse gas emissions and fight climate change.

Environmental Protection Agency Administrator Lee Zeldin was at an Indianapolis truck dealership on Tuesday, announcing rollbacks that will undo efforts to combat climate change taken during

On Tuesday, the Environmental Protection Agency—led by Administrator Lee Zeldin, a New Yorker—proposed canceling a measure that lets the government limit pollution linked to climate change. The move could undo many regulations that cut emissions from cars,

EPA chief Lee Zeldin proposes a repeal of the Endangerment Finding on climate change. State Sen. Ed Markey is fighting back.

The Trump administration’s latest and greatest assault on climate change mitigation would eliminate all greenhouse gas emissions regulations for motor vehicles and engines.

The Trump administration is formally proposing to scrap the US government’s authority to regulate greenhouse gases as an air pollutant, a move that sets the stage to severely weaken Washington’s ability to fight climate change.