Reuters: There is a 25 percent chance that a severe heat wave will strike England and kill more than 6,000 people before 2017 if no action is taken to deal with the health effects of climate change, a report said on Tuesday. The report for the Department of Health estimated more than 3,000 people could die in an intense summer hot spell in southeast England, with just as many more dying from heat-related deaths over the summer. Until 2012, when London stages the summer Olympic Games, …