Global average temperature has already warmed 1°C beyond pre-industrial levels, on its way to 1.5°C without deep emissions cuts.
Just like the past four years, 2018 is on pace to be one of the hottest years globally.
May the Force be with you! The arid world of Tatooine and the icy world of Hoth from the Star Wars universe show the importance of atmospheres in a planet’s climate.
Watch how lake effect snow is expected to change in the coming decades.
Globally, 2017 is trending as the second hottest year on record, only behind 2016.
2017 is on track to be the third hottest year on record for the U.S.
Higher temperatures from climate change mean more evaporation, which means more rain.
Climate change affects hurricanes by energizing them in a few important ways.