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Effect of Urbanization on the Water Resources of Warminster Township, Bucks County, Pennsylvania
Purpose: This investigation by the U.S. Geological Survey, in cooperation with the Warminster Municipal Authority, has three purposes: (1) to determine how urbanization has affected ground water and low streamflow in Warminster Township and parts of the surrounding municipalities; (2) to describe the hydrologic system; and (3) to assess the availability of ground water.
Date:
January 1983
Creator:
Sloto, Ronald A. & Davis, Drew K.
System:
The UNT Digital Library
Effects of Volcanic Ash on the Benthic Environment of a Mountain Stream, Northern Idaho
Purpose and scope: The purpose of the study was to determine whether a thin layer of volcanic ash measurably affects aquatic environments. Study objectives were to: (1) Determine the amount of ash initially deposited in Big Creek basin and the amount remaining 1 year after the eruption, and (2) describe the impact of ash on water quality and benthic invertebrate communities.
Date:
January 1983
Creator:
Frenzel, S. A.
System:
The UNT Digital Library