To: neverdem
"The pre-industrial level of carbon dioxide in the atmosphere was 280 ppm."
It seems that so much pre-industrial wood burning would have produced much more than is produced now.
12 posted on
03/10/2010 2:31:59 AM PST by
familyop
(cbt. engr. (cbt), NG, '89-' 96, Duncan Hunter or no-vote.)
To: familyop
The equivalent of the fossil fuel burned today would be a heck of a lot of trees.
14 posted on
03/10/2010 2:35:23 AM PST by
HiTech RedNeck
(I am in America but not of America (per bible: am in the world but not of it))
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