Summer heat is becoming more deadly for the elderly in South Texas with record-breaking temperatures and rising costs for electricity.

Across several states, a quiet chemical industry campaign is making it harder to hold air polluters accountable.

Mercury is a heavy metal used in illegal gold mining, a violent, highly profitable illicit activity that is currently booming.

Two smoke-damage bills awaiting the governor’s signature address a longstanding issue brought to the fore by the Los Angeles County fires: when is it safe for wildfire survivors to move back into their homes?

The number of victims receiving aid has tripled in recent years, a Post analysis finds, as the illness’s toll becomes more apparent.

A Trump-appointed judge also said Americans have no “constitutional right to truthful information” during a public health crisis.

Eider ducks and bald eagles that nest in and around Harpswell have high levels of PFAS chemicals following an August 2024 spill of firefighting foam on the former Brunswick Naval Air Station.

Scientific evidence has never been stronger. Why aren’t more people making the link?

Experts say President Trump’s rollback of climate policy is leaving consumers more vulnerable to price shocks and pollution.

Appeals court dismisses lawsuit from Jackson residents claiming that tainted drinking water violated their rights.

Floods, droughts, and extreme heat can disrupt nutrition and healthcare in early life, with consequences that may last for years.

The condition, linked to heat on a warming planet, is affecting laborers from Central America and Mexico. As scientists race to track the growing epidemic, its victims have been driven further into hiding.

Researchers urge governments to help the worst afflicted countries, such as Nigeria and Algeria, which rely on oil revenues for public services.