2020 was effectively tied with 2016 for the hottest year on record, as global warming linked to greenhouse gas emissions showed no signs of letting up. nyti.ms/38GSC7m
Siberia and the Arctic were among the hottest regions. The heat fueled wildfires that pumped even more carbon dioxide into the atmosphere. nyti.ms/38GSC7m
The heat was also felt in Europe, which had its warmest year ever and experienced blistering heat waves as late as September. nyti.ms/38GSC7m
Drought spread to half of the United States, where the warming was most significant in the Northeast and Southwest.
In central South America, warming and drought resulted in wildfires burning a quarter of the vast Pantanal wetland. nyti.ms/38GSC7m
In central South America, warming and drought resulted in wildfires burning a quarter of the vast Pantanal wetland. nyti.ms/38GSC7m
With the 2020 results, the last seven years have been the warmest since the beginning of modern record-keeping nearly a century and a half ago. nyti.ms/38GSC7m 
As climate scientists have predicted, the world is seeing an increase in heat waves, storms, droughts, floods, wildfires and other extreme weather as the planet warms. Read more on the record-tying hottest year. nyti.ms/38GSC7m
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