How to Protect Your Pets From Pollution

Wildfire smoke, lead paint and other environmental toxins are health hazards for animals, too.

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How to Protect Your Pets From Pollution

Wildfire smoke, lead paint and other environmental toxins are health hazards for animals, too.

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At U.N. Summit, China Promises to Reduce Greenhouse Gas Emissions

President Xi Jinping told a U.N. climate summit that China will reduce emissions across its economy, expand renewables sixfold and make electric cars “mainstream.”

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Despite Trump, the World Isn’t Slowing on Climate, E.U. Official Says

Still, European nations are struggling to agree on how much to cut their greenhouse gas emissions, the E.U.’s climate commissioner said in an interview.

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Trump’s Climate Rollback Takes on a Key Scientific Finding

The federal government’s ability to regulate greenhouse gases depends on a 2009 scientific determination. The Trump administration wants to repeal it.

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Wildfire Smoke Will Kill Thousands More by 2050, Study Finds

Pollution from fires, intensified by rising temperatures, is on track to become one of America’s deadliest climate disasters.

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Climate Activists Argue 3 Executive Orders Violate Their Constitutional Rights

In a Montana courtroom, a group of young people argued that a judge should halt three of President Trump’s sweeping executive orders on climate and energy policy.

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Top Scientific Body Finds Growing Evidence That Greenhouse Gases Are a Danger

The assessment contradicts the Trump administration’s legal arguments for relaxing pollution rules.

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E.P.A. To Stop Collecting Emissions Data From Polluters

The data, from thousands of coal-burning power plants, oil refineries, steel mills and other industrial facilities, is the country’s most comprehensive way to track greenhouse gases.

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U.S. Wildfire Fighters to Mask Up After Decades-Long Ban on Smoke Protections

The Forest Service is changing course as it faces growing pressure over firefighters who are falling ill with cancer and other smoke-related illnesses.

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