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Filtering by: Creator Morelan, Ian A. Committee Member Jones, Julia A. License Attribution 4.0 (CC BY 4.0)

Evaluation of Compartmentalized Aquifers in the Walla Walla Subbasin of Oregon Using Isotopic and Geochemical Tracers

Creator:

van Stolk, Courtney A.

Abstract:

The Walla Walla Subbasin (WWSB) in Oregon is underlain by formations of the extensive Columbia River Basalt Group (CRBG) which have been deformed by post-Miocene folding and faulting. Extensive irrigation with groundwater from these basalt groups, as well as sedimentary aquifers and surface water diversions from the Walla Walla River,...

Resource Type:

Masters Thesis

Full Text:

surface water diversions from the Walla Walla River, has enabled the WWSB to become a productive
Comparing Random and Nonrandom Spatial Patterns of Artifacts within Lithostratigraphic Unit 3 at Cooper’s Ferry, Idaho

Creator:

Gregory, Alex R.

Abstract:

Archaeological investigations at the Cooper's Ferry site in Western Idaho have recovered cultural remains dating to 16,000 years ago, suggesting the oldest human occupation recorded in North America. However, many archaeologists have argued the initial peopling of North America occurred no earlier than the opening of an ice-free corridor between...

Resource Type:

Masters Thesis

Full Text:

cultural occupations but, instead, are a random distribution of artifacts resulting from post