California and Quebec sold every greenhouse gas emission allowance during a joint cap-and-trade auction for the first time since the start of the coronavirus pandemic.

The U.S. Department of Homeland Security has illegally “turned a blind eye” to the environmental impact of its visa and citizenship policy actions, according to a lawsuit filed Tuesday by Minnesota residents in a federal court in the state.

The Department of Transportation floated a plan to update its internal processes for complying with the National Environmental Policy Act for the first time in 35 years, bringing the agency in line with Trump administration reforms.

Billionaire Chris Hohn said his hedge fund filed shareholder proposals requesting that credit-rating companies Moody’s Corp. and S&P Global Inc. and Google parent Alphabet Inc. disclose their greenhouse gas emissions and give shareholders a say in plans to reduce them.

EPA chief Andrew Wheeler is canceling a planned trip to Taiwan next month that had threatened to stoke anger with Beijing, after concerns were raised about the costs of the travel near the end of the Trump administration.

A proposed $1.7 million class action settlement to resolve claims that officials at Taronis Technologies Inc. issued a fake press release announcing a deal with the city of San Diego to artificially raise its stock price has received preliminary approval from a federal court in Arizona.

Europe is moving to a decisive stage in discussions to toughen the bloc’s 2030 climate target and put into law the ambition to become the world’s first climate neutral continent by the middle of the century.

FirstEnergy Corp. investors who accused the company of hiding its purported ties to a state legislature nuclear plant subsidy bribery scandal secured consolidation and a lead plaintiff in federal court in Ohio.

A huge group of chemicals found in everything from food packaging to medical devices is so troublesome that only essential uses should be allowed, a group of U.S. and European scientists said Tuesday.

The U.S. Army Corps of Engineers must take a more rigorous environmental review of a proposed methanol export facility on the Columbia River, including its effect on greenhouse gas emissions, and the permits the Corps originally issued must be vacated, a federal court in Washington said.