2025 was the third hottest year on record, but thousands of cities saw record heat and one broke a record for cold.

Gov. Gavin Newsom's budget proposal could go a long way to smoothing tensions between California and automakers.

Underground environments like soil and aquifers teem with microbial life. These tiny microbes play a big role in cycling ...

With the Earth warming at a record rate, the list of locales that could reliably host a Winter Games will shrink ...

The Environmental Protection Agency says it will stop calculating how much money is saved in health care costs and ...

Whereas U.S. emissions fell in prior years, the country spewed 2.4% more heat-trapping gases from fossil fuels in 2025 than ...

The Environmental Protection Agency says it will stop calculating the economic savings of health benefits from air pollution ...

When bullies run rampant and there is no police enforcement of the laws, the public suffers. This is an easy problem to fix: ...

The EPA won't consider the economic costs of harms to human health, at least for now. Legal and health experts are concerned ...

Cost-benefit analysis has been a key component of EPA regulations. Any decision to raise or lower air quality standards or ...