President Trump promised massive deregulation — and although he’s lost some cases in court, his successes still threaten people’s health and the climate.

State laws and policies in California have made some progress possible, but many tribes still lack legal recognition and struggle to maintain their cultural heritage and the environment.

Experts have recommended how the United States can drastically curb the use of throwaway plastics with new federal legislation. 

Experts warn that the rush for new oil and gas drilling in 2018 will have consequences for the climate, but there are ways to slow it down — or even stop it.

For manatees and other hard-to-spot species, the answer may lie in the minute particles of DNA they leave behind as they move through their environments.

Dr. Warren Washington, who helped pioneer climate modeling, has seen science advance, even as policies to meet our climate challenges have lagged.

Products marketed to kill rodents are instead threatening the lives of the wildlife that eat them as poisons travel up the food chain.

New genetic tests may reveal the secret to saving the critically endangered Siamese crocodile from extinction.

The Bramble Cay melomys, a tiny island rodent, was wiped out by sea-level rise, according to the government of Australia.

President Trump’s invocation of a national emergency to build his border wall is worrying and “illegal,” according to scholars.