1234

175918301850

1962

DDT

DDT DDT

DDT//IPCC(Intergovernmental Panel on Climate Change)IPCC199019952001 2007 1950 global warmingIPCC21001.1-6.4 1.8-4.0

18-59

-- 22.5 40(1972-2012)(1972)

65

(1992)

Earth Summit

21(2002)19921971

1973

1987

19891992(UNFCCC)COP XXCOP 3

COP 10COP 11COP 16COP 17 Kyoto Protocol199720052012

201219905.2%8%7%6%

The Japan Times 1997/12/11 (2009)200933142

http://lowestc.blogspot.tw/2009/06/blog-post_10.html31(2009)15(COP 15)

200912

(2012)199220RIO20