A widespread heatwave has engulfed Europe, claiming at least eight lives—four in Spain, two in Italy, and two in France—as early summer temperatures breach 40 °C. Thousands have been hospitalized, wildfires rage, and a Swiss nuclear reactor was shut due to warm river water. Meteorologists attribute the extremes to a “heat dome” and warn the continent is heating at twice the global rate. Authorities have implemented health advisories, closed schools, and banned outdoor work in many regions thesun.ie+4reuters.com+4globalnews.ca+4.