As part of the Peru Currents study, CTD observations were made between February 1983 and April 1985 between 3° N to 17° S off the coasts of Peru and Ecuador. Vertical sections of temperature, salinity and sigma-theta vs
depth from 0 to 625 m are presented for each section completed...
Revised November 1989. Reprinted November 1992. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Nonpoint sources of pollution are being recognized
nationwide as a significant threat to groundwater quality.
In Oregon, groundwater supplies in several areas have been
affected by contamination possibly caused by nonpoint
sources associated with agricultural activities, on-site
sewage disposal, and inadequate hazardous materials
management in urban areas. State groundwater protection...
Landslide processes occurring on a hillslope in McDonald-Dunn
Forest on the eastern slope of the Oregon Coastal Range are
described in terms of type, magnitude. minimum age and site
characteristics. Debris flows and debris avalanches are the
dominant types of slope movement occurring in the study area.
Landslide events classified...
This research paper is limited to the User Interface of the modeling language of HELM (Hierarchical Environment for Linear Modeling). In attempt to better describe the user interface for HELM, some examples and portions of Carol Brown's report are included for ease of reading and a brief overview of the...
The loss of wetlands in the United States has been widely
publicized. Wetland conversions to agricultural production have been
responsible for a large percentage of wetland losses. Partially in
recognition of the agricultural cause for this wetland loss, Congress
promulgated the "swampbuster" provisions of the Food Security Act of
1985....