Italy Issues Highest Heat Alert for All Major Cities Amid Intensifying European Heatwave

Italy has placed all 27 major cities under its highest "red" heat alert as a fourth intense heatwave brings temperatures near 40°C, posing significant health risks. This prolonged extreme heat is worsening drought conditions in the Po Valley, impacting water supplies and agriculture, and contributing to record-low Danube River levels that disrupt nuclear power operations in Hungary and Romania, threatening regional energy stability.