ice age cometh.txt

The Ice Age Cometh, Jeffery Kahn

Decscribes how Muller and Macdonald discovered that ice ages may be caused by changes in earth's orbital plane.

source: http://www.lbl.gov/Science-Articles/Research-Review/Magazine/1997-fall/village/iceAge.html

Summary by Alan Detwiler, self sufficiency advocate. Bio at http://www.smashwords.com/profile/view/alandetwiler