This episode of Frost over the World aired from Friday, April 10, 2009.
Last week, the British prime minister played host to the G20 summit and was widely praised for coming up with a package which, if it did not give everyone exactly what they wanted, at least enabled all the countries to sign up.But will the $1.1 trillion package heal the world's broken economy? To answer that - and many other questions - Sir David met Gordon Brown at No.10 Downing Street.
James Lovelock has been called a 'prophet of climate change'.The originator of the Gaia theory has spent years warning politicians about the environmental threats faced by our planet.
He discusses his latest book, The Vanishing Face of Gaia, with Sir David.
Nato celebrated its 60th birthday this week and announced that an extra 5,000 troops will be sent to Afghanistan ahead of elections later this year.However, some member countries are not keen to commit troops to Afghanistan.Sir David discusses this with General John Craddock, Nato's supreme commander.