After a summer of heatwaves and forest fires in the Mediterranean basin, monsoon rains that submerged one-third of Pakistan, and the latest in a series of tropical hurricanes ravaging the south-east United States, one could be forgiven for thinking that planet Earth has passed some critical climatic threshold. What do the scientists say?
French daily newspaper Le Monde has analysed the statistics available from the American National Hurricane Centre (NHC). The figures leave little room for doubt.
