European scientists concluded 2020 matched 2016 as the world’s hottest on record.

Global temperatures are now just 0.25 degrees Celsius shy of limits set by the Paris climate accord

High temperatures in Siberia threaten to unlock methane deposits from melting permafrost, potentially unleashing runaway climate reactions prompted by higher greenhouse gas concentrations in the atmosphere.

The Copernicus models combine data from scientists in the U.K., France, Germany, Italy and the U.S.