Picture - Sara Cox, Ken Livingstone and Mike Figgis London, England, Tuesday 1st September 2009

Sara Cox, Ken Livingstone and Mike Figgis - Sara Cox, Franny Armstrong, Ken Livingstone, Antony Gormley, Alistair McGowan, Kevin McCloud, Diana Athill, Jeremy Hardy, Tony Juniper, Kwame Kwei-Armah, Michael Craig-Martin, Deborah Moggach, Andrew Motion, Shami Chakrabarti, Adhaf Souief, Peter Tatchell, Harold Tillman, Livia Firth, Mike Figgis, Sarah Waters Cox DJs, Armstrong speaks and others attend launch of scheme pledging to cut 10 per cent of CO2 emissions by 2010. Celebrities, business leaders and members of the public sign up to do their bit for the environment. London, England - 10:10 - launch held at the Turbine Hall, Tate Modern. Tuesday 1st September 2009