Meteorologists have placed more than half of France, including around Paris, on alert for high temperatures as a heatwave was expected to spread across Europe.

A record-breaking string of hot years since 2000 is a sign of man-made global warming, says a new study, and there is a decreasing chance it was caused by random, natural swings.

With Arctic ice melting at a faster rate than ever before, raising sea levels and causing severe weather, action is needed before it’s too late, reports Stefan Rahmstorf