Overview
- Two peer‑reviewed papers published Oct. 22–23 in Nature Health estimated 50,391 excess deaths in 854 European urban areas during June–August 2026 and attributed about 32,619 of those deaths to human-caused warming.
- The analysis covered cities in 30 countries that together represent roughly 40 percent of the studied countries’ population, so national and continental totals are likely higher than the urban-only figure.
- Nearly one‑third of the modeled deaths happened during a concentrated late‑June heatwave from June 17 to July 1, and southern and western Europe recorded the largest national tolls with Italy highest at about 13,303 deaths.
- Older people bore the heaviest burden with those 85 and over accounting for roughly half the deaths, though the studies also estimate about 6,000 deaths among people under 65.
- Authors used established heat‑mortality models and a no‑warming counterfactual to isolate climate change’s role, and they say the results strengthen calls for faster emissions cuts and targeted urban adaptation such as cooling, more green space, and stronger health preparedness.