2023 Europe experienced record extreme heat stress days, causing a 30% increase in heat-related mortality over 20 years.

2023 saw a record number of extreme heat stress days in Europe, as confirmed by the World Meteorological Organization and the Copernicus Climate Change Service. This led to a 30% increase in heat-related mortality over the last 20 years, with heat-related deaths estimated to have increased in 94% of European regions monitored. Consequently, Europe faced an increasing trend of adverse health impacts due to extreme weather and climate events.