Antarctic CO2 hits 400ppm for first time in 4m years Posted by nickcobb on Thursday June 16, 2016 @08:27AM from the theguardian.com dept. https://www.theguardian.com/environment/2016/jun/16/antarctic-co2-hits-400ppm-for-first-time-in-4m-years ( no comments | 2 points | on HN )
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