Researchers at MIT wanted to see how big of an economic benefit countries got if they followed through with their plans to reduce carbon emissions.
He committed $4.5 million on Sunday.
Senators recently confirmed Jim Bridenstine as the new NASA chief. His confirmation has faced pushback from Democrats who say he's not qualified.
The Great Barrier Reef has been dying, but scientists have now quantified just how quickly the heat and bleaching events played into that decline.
The leaked memo includes some talking points that seem to encourage doubt that humans are contributing to climate change.
A new international report outlines the decline of biodiversity and some ways to help prevent it.
Fossil fuel companies had to brief a federal judge on the study of climate change. Until now, they've tried to avoid addressing it so officially.
The ocean is littered with plastic, and a recent U.K. government report predicts it could get worse.
Warmer temperatures and brighter mornings are coming earlier than they used to, and that puts plants and animals off balance.
The Federal Emergency Management Agency released its four-year strategic plan on Thursday, and it no longer mentions climate change.
When it's warmer in the Arctic, extreme weather is more frequent in the lower latitudes.
A top German court ruled cities and towns can ban the use of diesel vehicles as early as this year.