Atmospheric carbon dioxide concentrations have spiked more in the period from February 2015 to February 2016 than in any other comparable period dating back to 1959, according to a scientist with t

A month after it hobbled the Obama administration’s signature regulation on climate change, the Supreme Court declined Thursday to block a different air-pollution rule that seeks to cut toxic emiss

The Supreme Court has declined to hear a challenge to the Chesapeake Bay cleanup plan, the largest attempt by the federal government and states to rid the pollution from a body of water and to rest

Solar-powered trackers on wings have recorded California condors soaring to 15,000 feet, while locators attached to humpback whales have revealed 1,000-foot dives to underwater mountains.

Fear and misinformation about the Zika virus still abound, according to a new survey just released by the University of Pennsylvania’s Annenberg Public Policy Center.

New data from NASA and the National Oceanic and Atmospheric Administration suggest that January of 2016 was, for the globe, a truly extraordinary month.

New research published Monday adds to a body of evidence suggesting that a warming climate may have particularly marked effects for some citizens of the country most responsible for global warming

The growing presence of Zika virus in Brazil has captured international attention in the past week, as one report after another has come in of its apparent link to birth defects in the babies of in

Lions are getting pregnant and the waterbuck population is soaring at one of Mozambique’s main national parks, once the scene of fighting during a civil war which virtually wiped out the park’s lio

A combination of laser-imaging technology and satellite data has shed new light on the devastating impacts of California’s ongoing drought.

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