Yvo de Boer presented with half a million Copenhagen pledges

Archbishop Desmond Tutu capped an unforgettable weekend for Christian Aid campaigners as he delivered a staggering 512,894 Copenhagen pledges to the United Nations in front of a crowd of thousands. The UN's climate change chief, Yvo de Boer, was presented with the final total of pledges at an event Christian Aid helped organise in central Copenhagen, featuring films and live music.