CNN's chief climate correspondent Bill Weir scoffed Thursday at the White House assertion that President Donald Trump ...

Republican state lawmakers are introducing legislation based on a bizarre conspiracy theory about something that isn't even happening, CNN climate reporter Bill Weir explained on Tuesday.

Environmental Protection Agency Administrator Lee Zeldin explained the Code of Federal Regulation to CNN News Chief Climate ...

CNN Chief Climate Correspondent, shared his insights into climate change at the annual Climate Calling Conference. He spoke about the innovative solutions already discovered that can be enacted now to ...