Now showing items 89-108 of 316

    • Geoduck Clam Aquaculture on the Intertidal Habitats of Southern Puget Sound: Assessment of Ecological Impacts and Mitigation of Regional-Scale Cultural Conflict 

      VanBlaricom, Glenn R. (University of Washington Water Center, 2008-10-28)
      VanBlaricom will present the issues surrounding geoduck aquaculture: 1. Geoduck aquaculture activities are viewed as unsightly, therefore undesirable, by shoreline residents. 2. Geoduck aquaculture activities may be ...
    • Geology, Network Topology, and Spatial Scaling of Trout Distribution in Headwater Catchments 

      Torgersen, Christian (University of Washington Water Center, 2007-02-14)
      Torgersen will describe different types of drainage pattern networks in river systems, as well as network topology, corridors, and pathways. He will present a study about isolated headwater populations of trout. He will ...
    • Global Climate Change: Developments Since the IPCC 4th Assessment Report 

      Mote, Philip (University of Washington Water Center, 2009-02-10)
      Mote will present a follow-on discussion of global climate change issues since the Intergovernmental Panel on Climate Change (IPCC) Fourth Assessment Report in 2007. Note that this is not an official IPCC update, which ...
    • Green Lake Alum Treatment - Dose for a Decade 

      Zisette, Rob (University of Washington Water Center, 2008-12-02)
      Zisette will present a history of Green Lake water quality issues and solutions: 1. Watershed and lake characteristics. 2. Historical lake problems. 3. Early solutions, studies, and plans. 4. 1991 alum treatment. 5. ...
    • Groundwater Contamination Issues at Hanford and the Resulting Legal Issues and Health Risks 

      Pollet, Gerald (University of Washington Water Center, 2007-04-17)
      Pollet will discuss Hanford, which is the most contaminated area in the Western Hemisphere. He will present an overview of groundwater risk and legal issues. He will also identify potential research, clean-up, and grassroots ...
    • Harnessing the Tides: Siting and Monitoring a New Technology 

      Thomson, Jim (University of Washington Water Center, 2010-02-16)
      The currents that result from the daily rise and fall of the tides are a potential source of clean, renewable energy for coastal communities. Tidal In-Stream Energy Conversion, or TISEC, uses submerged turbines, with no ...
    • Hatcheries, Interactions, and Ecosystems 

      Pearsons, Todd (University of Washington Water Center, 2009-05-26)
      Todd Pearsons will present an overview of salmon hatcheries. He will address critical scientific uncertainties related to hatchery programs: increasing long-term natural production, limiting genetic impacts, and limiting ...
    • Headwater Stream Chemistry in Western Washington: 20 Years of Study 

      Edmonds, Robert (University of Washington Water Center, 2006-05-16)
      Edmonds will present an overview of headwater streams. He will discuss stream chemistry studies, including the effects of excess nitrogen inputs in the biogeochemical cycle. Next, he will describe in detail four stream ...
    • Headwater Streams and Red Alder 

      Volk, Carol (University of Washington Water Center, 2005-01)
      This fact sheet describes a study that investigated watershed coverage of alder and dissolved nitrate concentrations in streams. Management implications and the role of red alder in water chemistry and biota are discussed.
    • Headwater Streams: How Much Protection Do They Need? 

      Edmonds, Robert (University of Washington Water Center, 2007-02-14)
      Edmonds will introduce the subject of headwater streams. He will review indicators of change. Next, he will describe two headwater studies in Washington State, and offer some concluding remarks.
    • Hidden Hazards in Fragranced Consumer Products 

      Steinemann, Anne C. (University of Washinton Water Center, 2009-02)
      This fact sheet provides an overview of fragranced consumer products. The fact sheet is organized into a series of questions and answers, explaining the current situation, health and environmental effects, and consumer ...
    • Historical and Future Trends in Preciptation Extremes and Their Impacts on the Stormwater Infrastructure of Washington State 

      Rosenberg, Eric (University of Washington Water Center, 2009-02-18)
      The design and performance of stormwater infrastructure is based on a probability distribution of precipitation extremes, together with an underlying assumption that this distribution is statistically stationary. This ...
    • Hood Canal - Lessons Learned and Charting a Corrective Course of Action 

      Fagergren, Duane (University of Washington Water Center, 2008-10-14)
      Fagergren will present a discussion of issues affecting Hood Canal: development, pollution, and low oxygen conditions. He will review challenges, assessments, and modeling efforts that have been made to date. He also ...
    • How Deposition of Mineral Sediments Establishes a Complex Template for Floodplain Ecosystem Development 

      Bechtold, James Scott (University of Washington Water Center, 2005-02-17)
      Bechtold will discuss floodplain ecosystem development. He will describe a study that looked into fine particle distribution as a constraint of organic matter dynamics in floodplain soils. He will present study results and ...
    • How to Save Puget Sound 

      Fletcher, Kathy (University of Washington Water Center, 2008-03-11)
      Fletcher will present an overview of People for Puget Sound, including their mission statement, tools they employ, and partnerships. She will describe current threats to Puget Sound ecosystem health, such as population ...
    • Hydrologic Changes in the Western United States from 1916-2003 

      Hamlet, Alan (University of Washington Water Center, 2005-02-17)
      Hamlet will provide an overview of hydrologic changes in the Western United States from 1916-2003. He will consider snowpack, water supply, temperature, precipitation, seasonal water balance, runoff, and soil moisture. He ...
    • Hydropolitics: What it is and Why it Matters 

      Asah, Stanley (University of Washington Water Center, 2010-03-09)
      Power relations influence the way we claim and use natural, and especially water, resources. Predicted impacts of global climate change on water resources in the Pacific Northwest presuppose intensified conflict among ...
    • Impacts and Land-Use Change on Hydrology of a Mountainous Watershed: Water Resource Tension in Northern Thailand 

      Rattanaviwatpong, Porranee (University of Washington Water Center, 2004-02-06)
      Rattanaviwatpong will describe a study about water resource conflicts in northern Thailand. She will provide an overview of the research, including the study site, the water resource problem, research objectives, implementation, ...
    • Impacts of Metals on Aquatic Ecosystems and Human Health 

      Solomon, Fran (University of Washington Water Center, 2008-11-18)
      Solomon will cover the following topics: 1. Properties of metals. 2. How metals enter aquatic ecosystems. 3. Principles of metal toxicity. 4. Factors affecting metal toxicity. 5. Impacts of specific metals – ...
    • The Implications of Global Warming for Water and Salmon in the Pacific Northwest 

      University of Washington Climate Impacts Group (University of Washington Water Center, 2005-01)
      This fact sheet introduces greenhouse gases and global warming, and describes the impact of global warming on the Pacific Northwest climate, water resources, and salmon.