The EPA says Tucson’s drinking water is contaminated, but the Air Force says it doesn’t have to do anything thanks to the Chevron ruling.

Conservative justices this week confused nitrous oxide with nitrogen oxides and then insisted that they, not the EPA, were the final word on environmental regulations.

The city, joined by some odd bedfellows from U.S. industry, is challenging the Environmental Protection Agency’s water quality enforcement. And it could spell trouble for the rest of America.

Over 60 years since Silent Spring, the Environmental Protection Agency still can’t seem to bring itself to curtail products like Roundup or paraquat.

Getting reelected would be nice, but the administration also needs to guard against the damage a second Trump administration could do to the environment. Here’s how.

The agency’s plan to regulate power plant emissions reportedly will lean on a carbon-trapping technology that the industry has been touting—but barely using—for years.

Trump’s arraignment was a flashback to that miserable era when he drowned out every policy discussion.

New York Harbor has seals and whales today because of the Clean Water Act. Sackett v. Environmental Protection Agency could roll back a lot of that progress.

The Roberts court is taking up cases with phantasmal litigants and speculative complaints. But how it resolves them could have a massive impact on American life.

Broad, bipartisan swathes of the American people want a leader who will fight on their team against the entrenched power of corporate interests.

The Biden EPA is right to cut hydrofluorocarbon emissions. But sustainable air conditioning requires more than just better window units.

The Biden administration supports biofuels. But a Smithfield project in North Carolina shows that converting hog waste to energy won’t address the biggest issues with pork farming.

The unholy alliance Senator Inhofe has forged between the agency, the state, and oil drillers is designed to skirt tribal sovereignty.

Even if Democrats win back the White House and the Senate, it will be a long struggle to restore the regulations the Republican-controlled EPA has erased.

A new generation of superfast wireless internet is coming soon. But no one can say for sure if it’s safe.

The conservative justices signaled they want to limit agencies' ability to regulate. That could have disastrous consequences for the planet.

The EPA chief's latest argument against fighting climate change is astonishingly foolish—but it's exactly what most of us want to hear.

Andrew Wheeler used to lobby for Murray Energy. Now he's making its CEO's deregulatory dreams a reality.

The administration has become an ethics nightmare, as former industry shills now lead the EPA and the Interior Department.

While hundreds of sick laborers celebrate a verdict in Tennessee, the EPA is weakening rules to protect them.