This summer has been one of freakish weather events the world over. No longer is climate change a thing of the future. From California to the Arctic Circle, exceptional temperatures are creating tinder box conditions. In Greece, 91 people were killed in a horrific blaze. In Japan at least 77 people have died and more than 30,000 have been admitted to hospital with heat stroke. 54 people have been killed by the heat in Quebec, Canada.