Image: Shefaet, Flickr This one goes out to mig. Mig wrote us and explained that yesterday a distant facebook friend posted this: “Oceans are the single largest CO2 reduction system in the world. Water Vapor is the biggest contributor of CO2 in the atmosphere and 97% of all CO2 in the atmosphere comes from natural sources, not man made.” Mig says: “Now, i’m not a scientist and don’t know enough about all of this to debunk or confidently argue the point or the source. Have you heard of this?”… Read the full story on TreeHugger

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Busting a Myth: Does Facebook Comment Disprove Global Warming?