Now the Pentagon tells Bush: climate change will destroy us

· Secret report warns of rioting and nuclear war
· Britain will be 'Siberian' in less than 20 years
· Threat to the world is greater than terrorism

Mark Townsend and Paul Harris in New York
Sunday February 22, 2004

Climate change over the next 20 years could result in a global catastrophe costing millions of lives in wars and natural disasters..

A secret report, suppressed by US defence chiefs and obtained by The Observer, warns that major European cities will be sunk beneath rising seas as Britain is plunged into a 'Siberian' climate by 2020. Nuclear conflict, mega-droughts, famine and widespread rioting will erupt across the world.

The document predicts that abrupt climate change could bring the planet to the edge of anarchy as countries develop a nuclear threat to defend and secure dwindling food, water and energy supplies. The threat to global stability vastly eclipses that of terrorism, say the few experts privy to its contents. continued %rarr;