MSN: More than 15,000 journalists, lobbyists, reporters and technicians from 180 countries descended on the Indonesian Island of Bali in December, and in a week-long orgy of first-class flights, air-conditioning and limousine travel emitted about as much carbon dioxide as a country like Malawi produces in a year. What were they there to do? It was a United Nations conference to discuss ways of lowering the world’s carbon emissions. The organisation was rightly pilloried for this …