Scientists say this milestone in global temperature records should inspire ambition from countries at the upcoming UN climate change summit.

Ahead of Cop 29 in Azerbaijan, policymakers fret that the once and future president could stall efforts to cut greenhouse-gas ...

who has called climate change a “hoax” and promised to boost oil drilling and production, was reelected to the presidency. It also comes days before the next U.N. climate conference, called COP29, is ...