Met Office analysis suggests that the UK could experience a 1976-style drought every 10 years, and the Environment Agency said that with the population of London and the South East set to grow by 23% by 2035, action should be taken now.
Modelling suggests some river flows could be cut by up to 80% during the summer in the next 40 years as the climate changes, putting more pressure on businesses that rely on taking water from rivers for irrigation.
More top news
Appeals court clears the way for case against U.S. Army Sergeant and former Taliban prisoner Bowe Bergdahl to resume.
Guitarist makes history by becoming first rock star to play Sistine Chapel, a place he calls "the most beautiful parish hall in the world".
A mother and daughter have been rescued after four days in the New Zealand bush, after their 'HELP' sign was spotted by a helicopter.