Page 516 Climate
about 16,000 years ago, it was nearly 4,000 years before the ice melted from most of eastern North Dakota; the ice on the Missouri Coteau and Turtle Mountains took another 3,000 years to melt away completely. The weight of the glacier ice caused the earth's crust to sag. Slow rebound of the cru...
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| Online Access: | http://cdm16921.contentdm.oclc.org/cdm/ref/collection/ndbb/id/8770 |