Trump’s day-one actions on energy come as climate change-fueled fires ravage Southern California, following the globe’s hottest year on record.

U.S. withdrawal from the world's primary climate pact will have a bigger impact - in the U.S. and globally - than the country's first retreat in 2017, analysts and diplomats told Reuters.

WASHINGTON — The 2015 Paris climate agreement is not the boogeyman that punishes the United States that critics such as President Donald Trump claim. But it hasn’t quite kept the world from overheating either.