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View Full Version : Global CO2 Levels approach Worrisome Milestone


InRareForm
05-01-2013, 09:59 PM
http://www.scientificamerican.com/article.cfm?id=global-co2-levels-approach-worriesome-milestone
Wild Cobra
05-02-2013, 02:21 AM
LOL...

So what.I'll worry if it gets above 1%.