America's Pledge is part of a growing effort by local governments to meet the U.S. Paris Agreement goals.
Even the modest rise in global temperatures to date have made India's already sweltering heat waves deadlier.
Hotspots of ocean acidification that persist year after year have been found along the U.S. West Coast.
Protecting open ocean from industrial uses is key to addressing climate change, a new study says.
The coal industry faces a bleak future despite small coal mine openings touted by President Trump on Thursday.
May 2017 marked a new atmospheric carbon dioxide peak. It's the highest it's likely been in human history.
Trump’s decision to quit the Paris agreement handed a symbolic victory to his nationalist supporters.
President Trump has announced plans to pull the U.S. out of the world's landmark climate agreement.