Some cities are known for cloudy skies, and others for sunshine and surf. But those lines can blur, and some sunny spots have ...

U.N. climate negotiations are underway in Brazil, and leaders are pushing for accelerating efforts to curb global warming by ...

Under U.N. rules, the United States is still technically a party to the Paris Agreement until Jan. 27. It also remains a ...

Newsom’s presence as governor of the most populous U.S. state serves to draw a clear contrast with Trump’s absence. He said ...

More than 15 states should be able to see the coming aurora borealis. Find out which states will offer the best views.

Many business leaders are skipping the annual United Nations climate summit in Belém, Brazil, or are attending events in ...