Reports of IPCC (Intergovernmental Panel on Climate Change) pointed, global warming caused by carbon emissions of human activities has significant influence to social and economic development, and if no improve, this effect will continue to expand. Currently global warming has become a hotspot. On the 2007 international conference of world economic BBS in Davis, climate change had overpowered terrorism, Arab Israeli conflicts and Iraq and had became the overriding priority. In 2003, the British used the low...