E&E News reporters discuss what’s next on the endangerment finding

By Manuel Quiñones | 02/20/2026 01:20 PM EST

Groups have already launched litigation against the Trump administration scrapping the scientific finding that underpins federal climate regulations. The fight is expected to eventually reach the Supreme Court.

President Donald Trump and EPA Administrator Lee Zeldin.

President Donald Trump listens to a question from a reporter during an event with EPA Administrator Lee Zeldin at the White House last week to announce the rollback of federal action against climate change. Evan Vucci/AP

POLITICO’s E&E News hosts a virtual briefing on energy and environment issues for subscribers each month. If you missed Thursday’s panel, we invite you to watch the video recording of the event. Stay tuned for details on our next briefing.

Environmental and public health groups have already launched a lawsuit against the Trump administration’s decision to scrap an Obama-era scientific finding that greenhouse gas emissions should be regulated under the Clean Air Act.

Reporters Jean Chemnick, Lesley Clark and Amelia Davidson dove into the policy, legal and political repercussions of EPA undoing the endangerment finding.

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“It not only makes it easier for them to undo the Biden-era climate change rules, but also … heads off a future administration, potentially depending on where the courts land on this,” Jean said.

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