Browse by Archive
ResearchWorks at the University of Washington
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Soil Strategies for Creating Sustainable Landscapes and Restoring Watershed Functions
McDonald will provide an overview of the "Soils for Salmon" initiative, a practical approach to link the benefits of healthy functioning soils with clean, healthy water resources. He will illustrate the effects of healthy soil on the... 2011-04-25
2011-04-25
2006-02-21
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Urban Non-Point Source Impacts on Seattle Area Stream Phosphorus Transport
Brett will discuss: 1. Land cover impacts on the central tendency in stream water nutrient concentrations. 2. Long term trends in urban stream nutrient concentrations. 3. Flow, seasonal and land cover impacts on daily phosphorus transport and... 2011-04-25
2011-04-25
2005-10-11
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Challenges in Water Management: Science, Engineering, and Policy
Steinemann will discuss the challenges of water management. She will describe four case studies, each in three parts (problem, project, lessons): 1. Interstate/State (ACT-ACF “Tri-State” Water Wars). 2. State/Regional (Georgia Drought Plan). 3.... 2011-04-25
2011-04-25
2004-04-20
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Developing the Historical Context for Understanding Present Day Land Use-Water Quality...
Historic land use is a potentially significant factor determining present day water quality and stream integrity. Studies have shown that past land uses such as the extent and intensity of agriculture within a basin can have lasting effects on... 2011-04-26
2011-04-26
2010-02-17
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Strategic Planning for Water Rights Acquisitions in the Columbia Basin: an Assessment...
The Columbia River Basin provides numerous water-ecosystem services through its natural flow regime. Wildlife in the basin, including salmon, are evolutionarily adapted to changes in the seasonality of the river’s flow. The quality, quantity and... 2011-04-26
2011-04-26
2010-02-17
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The Role of Benefit-Cost Analysis in Water Resources Planning for the U.S. Army Corps...
Managing water resources for flood damage protection, irrigation, reliable navigation on riverways, and other services is an important function of federal water resource agencies. To determine whether programs are implemented, federal agencies are... 2011-04-26
2011-04-26
2010-02-17
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Criticisms and Revisions to the U.S. Army Corps of Engineers Principles and Guidelines...
Managing water resources for flood damage protection, irrigation, reliable navigation on riverways, and other services is an important function of federal water resource agencies. To determine whether programs are implemented, federal agencies are... 2011-04-26
2011-04-26
2010-02-17
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An Update on the National Ecological Observatory Network and the Pacific Northwest's...
Franklin will present an update on the National Ecological Observatory Network (NEON), a national environonmental monitoring effort. NEON's vision is to forecast future states of ecological systems for the advancement of science and the benefit of... 2011-04-27
2011-04-27
2010-02-17
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Trees and Snow in Seattle's Cedar River Watershed: Can Silviculture Help Combat Climate...
Lundquist will provide a brief history of the Cedar River watershed. She will consider how climate change is likely to affect the watershed. Next, she will present an overview of interactions between trees and snow. She will describe her current... 2011-04-27
2011-04-27
2010-02-17
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Effect of Forest Harvesting and Riparian Buffers on Headwater Stream Temperatures
Headwater streams are small in size, but can be 80% of stream length. They have a high density in steep terrain and have a high biodiversity of invertebrates, amphibians and fish. However, they are very sensitive to landscape change, particularly... 2011-04-27
2011-04-27
2010-02-17
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LiDAR-Based Metrics for Solar Energy Attenuation and Large Woody Supply Potential in...
Moskal will provide some background information about geospatial data and applications. She will review LiDAR based forest inventory and LAI (leaf area index) models. These models focus on large woody supply potential and solar energy attenuation.... 2011-04-28
2011-04-28
2010-02-17
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Eyes on Puget Sound: What are we Learning from Ocean Observing?
Devol and Newton will provide an overview of Puget Sound observation efforts. They will introduce Oceanic Remote Chemical-Opitcal Analyzer (ORCA) buoys. They will describe the results of several current observation programs: 1. Buoy Network for... 2011-04-28
2011-04-28
2010-02-17
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Assessing Land Use, Land Cover, and Wastewater Infrastructure for Shellfish in the...
Oysters, clams, mussels, and other bivalve mollusks are prized species of the Puget Sound estuary. Settling on the Puget Sound shores, shellfish play a critical role of filtering water, providing habitat, supporting local economic and recreational... 2011-04-28
2011-04-28
2010-02-17
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Temporal Variation in River Nutrient Concentrations and the Impact of Storm Runoff on...
A year-long data set measuring dissolved nutrient, particulate nutrient, and dissolved lignin phenol concentrations in several temperate Pacific Northwest rivers, shows a strong correlation between river discharge rates and nutrient concentrations... 2011-04-28
2011-04-28
2010-02-17
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Efficacy and Safety of Reclaimed Water
Brown will present a plan to develop a reclaimed water program in King County. She will discuss average water use and precipitation statistics. Next, she will consider the wildlife impacts of conventional discharges. To develop a reclaimed water... 2011-05-27
2011-05-27
2010-02-17
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Why do Salmon Stray? Tradeoffs Between Habitat and Homing
Salmon are capable of precise homing at fine spatial scales, but some proportion of them stray to other areas within their natal system for spawning. Hatchery supplementation programs, such as the one being used in the Yakima River, WA, create an... 2011-05-27
2011-05-27
2010-02-17
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Fishery Selection on Alaskan Sockeye Salmon: Are We Catching the Big Ones and Is There...
Bristol Bay, Alaska, USA, produces some of the most abundant and biologically diverse sockeye salmon (Oncorhynchus nerka) runs in the world, many of which have been heavily fished by gillnet fisheries for over 100 years. Quantification of fishery... 2011-05-27
2011-05-27
2010-02-17
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Linking Species to Ecosystems: Effects of Spawning Salmon on Aquatic Ecosystem Function
Over 20 years of research has highlighted how Pacific salmon (Oncorhynchus spp.) returning from the ocean to natal lakes, rivers, and streams can have profound impacts on inland coastal ecosystems, and salmon are now an archetypal example of... 2011-05-27
2011-05-27
2010-02-17
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No Bull: Juvenile Bull Sharks May Play Diverse Functional Roles in Coastal Food Webs
Wirsing will present a study about bull sharks. These predators may induce numerous direct and indirect effects in food webs. Most studies of these effects have used a “species”-based approach, i.e., individuals within a predator species have the... 2011-05-31
2011-05-31
2009-02-18
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Efficacy and Potential for Non-Target Effects of Larvicides for West Nile Virus Control...
In anticipation of the spread of West Nile Virus, Seattle officials promoted a city-wide research effort over the summers of 2006 and 2007 designed to investigate the efficacy and fate of four common larvicides: Mosquito Dunks® and Bits®... 2011-05-31
2011-05-31
2009-02-18
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From Shelf to Sound: Hidden and Hazardous Chemicals in Everyday Products
Fragranced consumer products (such as cleaners, air fresheners, laundry supplies, and personal care products) are widely used in homes, businesses, institutions, and public places. While prevalent, these products can contain chemicals that harm... 2011-05-31
2011-05-31
2009-02-18
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Washington's Water Resources in a Changing Climate
On April 20, 2007, the Washington State Legislature mandated the preparation of a comprehensive assessment of the impacts of climate change on the State of Washington. The assessment was to be focused on the impacts of global warming generally,... 2011-05-31
2011-05-31
2009-02-18
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Historical and Future Trends in Preciptation Extremes and Their Impacts on the...
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 assumption is called into... 2011-05-31
2011-05-31
2009-02-18
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From Watersheds to the Sea in Puget Sound: the (Inferred) Dynamics of Chemical Export
Bechtold will describe the Hood Canal Dissolved Oxygen Program, which measures and models dead zones in Hood Canal. Various factors will be presented, including red alder, domestic septic systems, atmosphere, surface water, surface runoff and... 2011-05-31
2011-05-31
2009-02-18
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Evaluation of Peak Pricing on Single-Family Residential Water Consumption in Seattle
Public water utilities have increasingly turned to increasing block rate price structures to reduce water consumption and signal the high environmental costs of water supply. Hsu evaluates the impact of a new and substantially higher price block... 2011-05-31
2011-05-31
2009-02-18
