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  • US Urges the Supreme Court to Stop Climate Suits While EPA Questions Authority to Regulate Emissions
  • The Endangerment Finding and the DOE Climate Science Report
  • When is Expertise-Based Deference Warranted?

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Topic

Endangerment Finding

EELP is assessing EPA's proposal to rescind the Endangerment Finding — the scientific determination that has served as the foundation for federal greenhouse gas regulation for over fifteen years. EPA’s proposal would fundamentally reshape EPA's regulatory authority under the Clean Air Act.

Endangerment Finding

Media Inquiries

  • Legal Analysis

US Urges the Supreme Court to Stop Climate Suits While EPA Questions Authority to Regulate Emissions

A look at why the filing is procedurally unusual and at the United States’ shifting strategy and position in similar cases.

October 20, 2025

US Urges the Supreme Court to Stop Climate Suits While EPA Questions Authority to Regulate Emissions
  • Legal Analysis

When is Expertise-Based Deference Warranted?

Cuts by the Trump administration have have eroded the deep expertise and institutional knowledge that once defined federal agencies. This analysis offers a framework to asses when agencies are entitled to heightened deference.

October 3, 2025

When is Expertise-Based Deference Warranted?
  • CleanLaw Podcast

CleanLaw — What Science and the Law Say About EPA’s Authority to Regulate GHGs

Jody Freeman, Richard Lazarus, and Stanford’s Solomon Hsiang discuss EPA’s proposal to eliminate greenhouse gas regulations and the flawed science the proposal relies on.

August 18, 2025

CleanLaw — What Science and the Law Say About EPA’s Authority to Regulate GHGs
  • Legal Analysis

EPA’s Proposal to Eliminate the Endangerment Finding and Motor Vehicle Greenhouse Gas Regulations

An analysis of EPA’s proposal and assessment of its legal risks and gaps.

August 12, 2025

EPA’s Proposal to Eliminate the Endangerment Finding and Motor Vehicle Greenhouse Gas Regulations
  • CleanLaw Podcast

CleanLaw — Trump’s Move to Kill the Clean Air Act’s Climate Authority, Forever

In this joint Shift Key/CleanLaw episode, Jody, Rob, and Jesse discuss EPA’s proposed roll back of the endangerment finding.

August 6, 2025

CleanLaw — Trump’s Move to Kill the Clean Air Act’s Climate Authority, Forever
  • EELP News

‘This Isn’t Just Another Regulatory Rollback. It’s an Assault on the Foundation of all Federal Climate Policy.’

In the LA Times, Jody Freeman details the administration’s attack on the legal and scientific basis of the endangerment finding.

August 5, 2025

‘This Isn’t Just Another Regulatory Rollback. It’s an Assault on the Foundation of all Federal Climate Policy.’

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