Some 14,000 firefighters, including inmate volunteers, are battling 18 major blazes burning thousands of square miles throughout California with aircraft, assorted vehicles and picks and shovels.

The Gulf of Mexico dead zone – an area of low to no oxygen that can kill fish and other marine life – seems to be a bit better here in 2018 than last summer.

California air regulators on Tuesday said they plan to keep tightening state vehicle emissions rules despite a Trump administration proposal last week that would strip the state of the ability to s

Acting U.S.

Animal advocacy groups filed a lawsuit on Wednesday to shut down U.S.

A federal judge on Wednesday removed Michigan Governor Rick Snyder, a former mayor of Flint, along with the state government from a list of defendants in a class-action lawsuit over the Flint water

Canada will soften the impact of a planned carbon tax on major emitters of greenhouse gases after businesses complained it would make them less competitive with the United States, officials said on

The deadly Northern California wildfire, dubbed the Carr Fire has been named as the seventh most destructive in California’s history.

Several decades of seemingly unrelated policies, ranging from increases in elk hunting to the reintroduction of wolves, have combined to cut a population of mountain lions in the western United Sta