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Filtering by: Subject Volcanism -- Washington (State) -- Saint Helens, Mount Degree Field Soil Science

Volcanism, Climate Change. and Prehistoric Cultural Succession in Southern Washington and North-Central Idaho

Creator:

Davis, Loren G. (Loren Gerald), 1969-

Abstract:

The cultural influence of volcanic eruptions has been emphasized in the archaeological literature. However, the larger effects that Mount St. Helens volcanic eruptions had upon prehistoric populations in the Pacific Northwest is not understood. This thesis asks questions of the archaeological and paleoenvironmental record of the Pacific Northwest to assess...

Resource Type:

Masters Thesis
Morphology, genesis, and classification of soils forming in recent age tephra deposits from Mt. St. Helens volcano

Creator:

Johnson, Mark E.

Abstract:

The morphology, genesis, and classification of soils forming in multiple tephra deposits of recent age from Mt. St. Helens volcano in southwestern Washington Cascade Mountains was studied. Soils which occupied well drained and poorly drained positions on the landscape were characterized according to their morphology and the results of analyses...

Resource Type:

Masters Thesis

Full Text:

Washington Cas- cade Mountains was studied. Soils which occupied well drained and poorly drained positions