Why is it so hot and when will European heatwave end? | BBC News

Much of western Europe is under the most extreme red heat alerts - meaning there's a potential risk to life. France, Spain and Italy have been hardest hit by the heatwave so far. But why is it so hot? What can you do to stay safe? And is El Nino to blame? We answer some of your most asked questions about the heatwave sweeping Europe with our climate and health correspondents. We're also joined by our teams in Paris, Madrid and the south of France. Subscribe here: http://bit.ly/1rbfUog For more news, analysis and features, visit: www.bbc.com/news #Heatwave #Europe #BBCNews