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20 May 2014 - Atmospheric CO2 402.03 ppm; 21 May 401.80 (Original Post) hatrack May 2014 OP
I for one find great hope in the random fluctuations of the Keeling Curve... GliderGuider May 2014 #1
Latest Discussions»Issue Forums»Environment & Energy»20 May 2014 - Atmospheric...