Residents of Nevada will vote Tuesday on a ballot measure that would potentially return solar subsidies back to the state....

Washington state residents are about to decide if they want to enact the first tax on carbon dioxide (CO2) emissions...

While picking up an award for his new documentary, Leonardo DiCaprio said it was "completely unacceptable" none of the moderators...

More than 10,000 people are flying to Marrakesh for a UN climate change conference despite officials admitting that they will...

On the eve of the U.S. elections, a number of pundits and leaders—including Pope Francis—continue to warn Americans against an...