Watersheds

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  1. Reservoir Evolution Following the Removal of Marmot Dam on the Sandy River, Oregon

    The October 2007 removal of Marmot Dam, a 14.3-m-tall dam on the Sandy River in northwestern Oregon storing approximately 730,000 m3 of impounded sediment, provided an opportunity to study short- and long-term...

  2. The Effects of Climate Change and Urbanization on the Runoff of the Rock Creek Basin

    Climate changes brought on by global warming are expected to have a significant affect on the Pacific Northwest hydrology during the 21st Century. Current research anticipates higher mean annual temperatures...

  3. An Environment-based Education Approach to Professional Development: A Mixed Methods Analysis of the Creeks and Kids...

    This research is an in-depth study of an environment-based education (EBE) professional development program titled "Creeks and Kids" that models how to employ thematic instruction about watersheds using the...

  4. LiDAR-Based Landslide Inventory and Susceptibility Mapping, and Differential LiDAR Analysis for the Panther Creek Watershed,...

    LiDAR (Light Detection and Ranging) elevation data were collected in the Panther Creek Watershed, Yamhill County, Oregon in September and December, 2007, March, 2009 and March, 2010. LiDAR derived images from...

  5. Investigating the Link Between Surface Water and Groundwater in the Tule Lake Subbasin, Oregon and California

    Water allocation in the upper Klamath Basin of Oregon and California has been challenging. Irrigators have increasingly turned to groundwater to make up for surface water shortages because of shifts in...

  6. River Influences on Shelf Ecosystems: Introduction and Synthesis

    River Influences on Shelf Ecosystems (RISE) is the first comprehensive interdisciplinary study of the rates and dynamics governing the mixing of river and coastal waters in an eastern boundary current system,...

  7. Future Flooding Impacts on Transportation Infrastructure and Traffic Patterns Resulting from Climate Change

    This study investigated potential impacts of climate change on travel disruption resulting from road closures in two urban watersheds in the Portland metropolitan area. We used ensemble climate change...

  8. Relationships that Extend Beyond the Fence-Line: Private Landowner Attitudes and Interest in Conservation Easements

    Private land conservation provides an opportunity to address problems of habitat fragmentation and biodiversity loss caused by an increase in the development and parcelization of private land. Conservation...

  9. Bioenergy Harvest, Climate Change, and Forest Carbon in the Oregon Coast Range

    Forests provide important ecological, economic and social services, and recent interest has emerged in the potential for using residue from timber harvest as a source of renewable woody bioenergy. The long-term...

  10. Willamette River and Columbia River Waste Load Allocation Model

    A hydrodynamic and water quality model of the Lower Willamette River was developed to evaluate management alternatives designed to improve water quality. The Lower Willamette River is located in Oregon and...

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