By Troy L. Péwé, Richard D. Reger
About The Product
Published by means of the yankee Geophysical Union as a part of the Field journey Guidebooks Series.
Permafrost and marine, fluvial, lacustrine, glacial, eolian, and periglacial deposits of Quaternary age which are common within the crucial and southern elements of Alaska are forming this day. Glaciers are universal in mountainous parts, and the forces of glacial motion that previously formed a lot of the world's land region will be at once saw at the present time in southern Alaska. Geological strategies energetic in chilly regions-periglacial tactics similar to solifluction, cryoplanation, and the formation of permafrost-are recognized all through a lot of the world. dirt is blown from energetic valley trains and outwash fanatics and is deposited as loess at the adjoining terrain.
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Extra info for Quaternary Geology and Permafrost Along the Richardson and Glen Highways Between Fairbanks and Anchorage, Alaska: Fairbanks to Anchorage, Alaska July 1-7, 1989
S. Geological Survey Open-file Report 55-78, 27 p. , 1982, Air-photo analysis and summary of landform soil properties along the route of the Trans-Alaska Pipeline System: Alaska Division of Geological and Geophysical Surveys Geologic Report 66, 149 p. , 1965, The bottom topography of Gulkana Glacier, Alaska Range: Journal of Glaciology, v. 5, p. 651660. Pewe, T. , 1951a, An observation on wind-blown silt: Journal of Geology, v. 59, no. 4, p. 399-401. ]: Geological Society of America Bulletin, v.
These sizes indicate that the oldest Holocene moraine is at least 3,160 yr old and may be as old as 3,640 yr. The thick moss cover on the remnant of the older Holocene terminal moraine is unfavorable for lichen growth. The terminal moraine of the later Holocene advance is well preserved near the highway (fig. 24). 6 m) high is forested with a few white spruce, willows, and alders; it has nO turf, and lichen-bearing boulders are scattered. In 1951, the oldest tree recorded on this moraine was 102 yr old.
L. ), Geophysical Research Letters, v. 15, no. 21, p. 376Guidebook to permafrost a~d Quaternary Geology 379. STRIPPING MUCK OVERBURDEN DREDGING THAWlNG --- --- T102: 24 DELTA RIVER AREA, ALASKA RANGEIO Troy L. Pewe Department of Geology, Arizona State University, Tempe, Arizona Richard D. Reger Division of Geological and Geophysical Surveys, Fairbanks, Alaska RESUME OF PERMAFROST QUATERNARY GEOLOGY AND The Alaska Range is a glacially sculptured, arcuate mountain wall extending west and southwest 620 mi (1,000 km) from the Canadian border to the Aleutian Range.