The trend in increased CO2 has no credible explanation besides human activity.
It doesn't? Every living thing from Whales to termites contribute; volume-wise, termites outnumber humans by orders of magnitude. Volcanic activity is not nothing.
Are you serious?
No credible explanation?
45 posted on 05/18/2007 1:12:33 PM PDT by Publius6961
(MSM: Israelis are killed by rockets; Lebanese are killed by Israelis.)