London is among the cities which could face more frequent and long-lasting droughts in future, research has found.

The research looks at 42 years of water patterns in the world’s largest cities by population. The report says, “Many cities experience “whiplash”; droughts that dry up wat

The weather in some of the world's most densely populated cities is swinging from droughts to floods and back again as rising temperatures play havoc with the global water cycle, a study commissioned by the charity WaterAid showed on Wednesday.