The Hawaii Supreme Court held that greenhouse gases (GHGs) were "pollutants" under several insurance policies' pollution exclusions and that an "accident" included an…

The Ninth Circuit denied a motion for rehearing or reconsideration en banc of its mandamus order in a climate liability suit brought by 21 young people against the U.S. government.
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A district court adopted a magistrate judge's findings and recommendations to remand to state court a climate liability lawsuit brought by an Oregon county against oil and gas companies. The…

The Fifth Circuit dismissed for lack of standing four states' challenge to the Securities and Exchange Commission's final rule requiring funds to disclose their votes on environmental,…

A district court granted EPA's motion to dismiss for lack of redressability a climate liability lawsuit brought by a group of minors in California. The plaintiffs argued EPA violated their…

A district court granted New York City's motion to remand to state court a climate deception lawsuit brought against fossil fuel companies. The city initially sued the companies in state…

The Ninth Circuit granted the Biden Administration's mandamus petition to dismiss an ongoing climate change lawsuit brought by 21 young people. Plaintiffs initially argued that the U.S.…

A district court denied the Biden Administration's motion to stay an ongoing climate change lawsuit brought by 21 young people. The U.S. government argued the suit must be stayed because…

The Fourth Circuit affirmed a district court order remanding to state court two climate deception lawsuits against oil and gas companies. City and county governments in Maryland initially sued in…

A district court granted the state of Vermont's motion to remand to state court a climate misinformation suit brought against fossil fuel companies. The state initially sued in state court,…