When it rains . . .
Severe flooding around the world over the past two years seems to support the idea that rainfall is coming in more intense bursts. For example, Mike Hulme and colleagues from the University of East Anglia announced this week that British winters are becoming wetter (International Journal of Climatology, vol 20, p 347). “The heaviest daily rainfalls in Britain now contribute about twice as much to total winter rainfall as they did in the early 1960s,