A Ugandan wildlife official says scores of animals have died...

Mexican environmental authorities say they have closed seven sawmills operating...

Hundreds of national wildlife refuges that provide critical habitat for...

From skeletal remains found among ancient owl pellets, a team...

Household dust exposes people to a wide range of toxic...

The deaths of many thousands of elephants at the hands...

At least 20 countries are expected to formally join the...

Whole Foods Market Inc. has reached a $3.5 million settlement...

Indonesian forest fires that choked a swath of Southeast Asia...

Addressing fundamental unknowns about the earliest history of Earth’s crust,...

California will begin regulating greenhouse gas emissions tied to dairy...