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Effects of agricultural drainage ditch maintenance on water temperature in the Snoqualmie River valley, Washington State
Water temperature profoundly affects the health of freshwater ecosystems and is an increasing water quality concern in the Pacific Northwest, where warm stream temperatures can threaten the survival and growth of already endangered salmonid species. Agricultural drainage ditches exist to improve drainage off fields but are ...
The Role of Patterns of Urban Development in Stream Benthic Index of Biotic Integrity Score
The "Urban Stream Syndrome" describes the consistent, negative changes that streams in urbanized watersheds experience. Increasing numbers of people living in urban areas around the world imply increasing pressure on stream health. Understanding the mechanisms that cause stream degradation and the factors that can mitigate ...
Determining the effects of vegetation on levee structural integrity on the Green River in King County, Washington
Levee vegetation management has been a challenge in King County due to conflicting federal mandates. Since the early 1990s King County has been incorporating bioengineering techniques into levee repairs. These techniques entailed the use of vegetation to not only provide bank stability but to also improve conditions for ...