‘The moment of crisis has come in efforts to tackle climate change.’ ‘We have been putting things off for year after year.’ ‘Southeast Australia is on fire because the temperatures of the Earth are increasing,’ warned Sir David Attenborough. The crisis has come because, although scientists are urging rapid responses. international decisions made on key issues at climate conferences are put off and several countries are trying to dodge their commitments. Sir David said, ‘This is not just having a nice little debate and then coming away with a compromise. This is an urgent problem that has to be solved and we know how to do it - that is the paradoxical thing. We are refusing to take steps that we know must be taken. The release of greenhouse gases is increasing, not falling. The level of carbon dioxide in the atmosphere is now higher than anything experienced in history.’