Glacial Cycles

[knocker]

 

In the previous post (also this) we established that without doubt, astronomical cycles — in particular, changes of obliquity (earth’s axial tilt) and precession (the relationship between the seasons and closest approach to the sun) — are related to the growth and decay of glacial ice. The question remains, why?

 

http://tamino.wordpress.com/2011/01/29/glacial-cycles-part-2/