2020 tied for the hottest year on record, matching 2016, NASA found.
Earth’s average temperature has risen more than 2 degrees Fahrenheit since the 1880s.
This continues a long-term trend of warming caused by rising greenhouse gas levels from human activities like burning fossil fuels.
Modern global temperature records extend back 140 years.
NASA and NOAA work together to monitor the global climate and how it’s changing.
This year saw record fire and hurricane seasons and near-record low Arctic sea ice extent — all likely consequences of increasing global temperatures.
The last decade was the warmest decade on record.
NASA