<HTML>The below article should be of interest to the contributors
and lurkers of this list.:
Richerson, Peter J. , Robert Boyd, and Robert L. Bettinger
(2001) Was Agriculture Impossible During the Pleistocene
but Mandatory during the Holocene? A Climate Change
Hypothesis. vol. 66, no. 3., pp. 387-411.
[
www.saa.org]
[
www.saa.org]
"Recent data from ice and ocean-core climate proxies
show that last glacial climates were extremely hostile
to agriculture---dry, low in atmospheric CO2, and
extremely variable on quite short time scales."
Yours,
Keith Littleton
littlejo@vnet.net
New Orleans, LA</HTML>