Not by Fire but by Ice
THE NEXT ICE AGE - NOW!
Discover What Killed the Dinosaurs . . . and Why it Could Soon Kill Us
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Extent of Glaciation in North America
Solid Line: Approximate extent of
glaciation during last (Wisconsin) ice age.
Dotted Line: Approximate extent of earlier glaciations.
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Interviews l Excerpts l Plant Hardiness Zone Maps l Author Photo l Extent
of Previous Glaciation l Crane
Buried in Antarctic Ice Sheet l Ice Ages and Magnetic Reversals l Table of
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Warming l Expanding Glaciers