The battle is expected to reach the Supreme Court, which is far more conservative today than it was when the measure was established.

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The Environmental Protection Agency rejected the bedrock scientific finding that greenhouse gases threaten human life and well being. It means the agency can no longer regulate them.

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The Trump administration has repealed the scientific determination that underpins the government’s legal authority to combat climate change.

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The agency is racing to repeal a scientific finding that requires it to fight global warming. Experts say the goal is to get the matter before the justices while President Trump is still in office.

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Enforcement against polluters in the United States plunged in the first year of President Donald Trump’s second term, a far bigger drop than in the same period of his first term, according to a new report from a watchdog group.

By analyzing a range of federal court and administrative data, the nonprofit Environmental Integrity Project found that civil lawsuits filed by the US Department of Justice in cases referred by the Environmental Protection Agency dropped to just 16 in the first 12 months after Trump’s inauguration on Jan. 20, 2025. That is 76 percent less than in the first year of the Biden administration.

Trump’s first administration filed 86 such cases in its first year, which was in turn a drop from the Obama administration’s 127 four years earlier.

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The American claim on Venezuela’s oil means even more of it could come to a huge Chevron refinery in Mississippi. Neighbors worried about pollution want the company to move them out.

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The researchers produced a report that was central in a Trump administration effort to stop regulating climate pollution.

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The Environmental Protection Agency has stopped estimating the dollar value of lives saved in the cost-benefit analyses for new pollution rules.

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The case could affect thousands of claims that the widely used weedkiller causes cancer.

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The agency wants to curtail a section of the Clean Water Act that Democratic governors have used to restrict fossil fuel development.

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The increase in planet-warming emissions came after two years of decline as demand for electricity has been surging.

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Bayer has asked the justices to decide whether federal law shields the company from lawsuits over its Roundup herbicide and cancer. Democrats and MAHA activists aren’t happy.

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Problems with a 25-year-old landmark paper on the safety of Roundup’s active ingredient, glyphosate, have led to calls for the E.P.A. to reassess the widely used chemical.

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