Maps Showing Stages in the Deglaciation of North America
For those people interested in background information for
the Younger Dryas impact hypothesis, a paper with maps
showing the stages in the last Pleistocene deglaciation of
North America can downloaded from online for free for a
period of time.
The paper is:
Dyke, A. S., 2004, An outline of North American deglaciation
with emphasis on central and northern Canada. in J. Ehlers and
P.L. Gibbard, eds., pp. 373-424, Quaternary Glaciations-Extent
and Chronology — Part II: North America. vol. 2, Part B.
Elsiever, New York, New York.
The paper can be downloaded from
The link to this paper is in "October 3rd – Yellowknife" at
An animation showing the deglaciation of North America
can be found in “The Last Deglaciation of North America,
21,400 - 5700 years ago, animation” at