Keeling_Curve (@keeling_curve) 's Twitter Profile
Keeling_Curve

@keeling_curve

Official daily update on atmospheric CO2 levels in the post-400 ppm era from Scripps Institution of Oceanography's iconic Keeling Curve.

ID: 1114865460

linkhttp://keelingcurve.ucsd.edu/ calendar_today23-01-2013 17:31:37

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