On Sun, 2009-12-27 at 09:40 -0600, Nolin, Kenneth M. wrote: > Also what is the concentration of CO2 in the air?? My understanding is that > it is around 350 - 380 ppm?
See http://www.esrl.noaa.gov/gmd/ccgg/trends/co2_data_mlo.html Current value is over 285 ppm. 1990 had about 350 ppm. -- Phil Hays <[email protected]> -- You received this message because you are subscribed to the Google Groups Global Change ("globalchange") newsgroup. Global Change is a public, moderated venue for discussion of science, technology, economics and policy dimensions of global environmental change. Posts will be admitted to the list if and only if any moderator finds the submission to be constructive and/or interesting, on topic, and not gratuitously rude. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/globalchange
