Comment Comment by kia Why did they decided to cut the graphic at 400,000 years before today? Maybe that's because a couple of million years ago the concentration of CO2 was well above today's level?By the way here is another picture: http://en.wikipedia.org/wiki/File:Atmospheric_CO2_with_glaci... parent kia 16 years ago
By the way here is another picture: http://en.wikipedia.org/wiki/File:Atmospheric_CO2_with_glaci...