Maine has become the latest U.S. state to sue oil and gas companies over climate change, claiming that Exxon Mobil, Shell, Chevron and other giants waged a decades-long campaign to conceal the effects ...

The forest-dwelling wildcats are threatened by climate change and human activities. The Fish and Wildlife Service on ...

The New Mexico Court of Appeals has upheld state regulations aimed at cracking down on emissions from the oil and natural gas industry.