Ice Age Shift

How fast can climate shift?  What caused the sudden warmings at the end of the Ice Age? Scientists’ quotes address the unknowns, extracted from Randall’s Power Point Program:

“Climate Change 2”

rwc_ppt_climatechange1_slide-125

rwc_ppt_climatechange1_slide-126

rwc_ppt_climatechange1_slide-133

rwc_ppt_climatechange1_slide-134

rwc_ppt_climatechange1_slide-136

rwc_ppt_climatechange1_slide-119

rwc_ppt_climatechange1_slide-120

rwc_ppt_climatechange1_slide-121

rwc_ppt_climatechange1_slide-122

rwc_ppt_climatechange1_slide-124

rwc_ppt_climatechange1_slide-123