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http://news.yahoo.com/s/ap/20051125/ap_on_sc/greenhouse_gas
http://www.abc.net.au/science/news/stories/s1516607.htm
http://www.newscientist.com/article.ns?id=dn8369&print=true
http://www.abc.net.au/science/news/stories/s1516607.htm
http://www.newscientist.com/article.ns?id=dn8369&print=true
Levels of CO2 are now 27% percent higher than at any point in the past 650,000 years, according to research into Antarctic ice cores.
The study, which provides more evidence of human interference in the climate system, pushes back our greenhouse gas record by 210,000 years and now encompasses four glacial cycles.
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