Donald Phillips is a research biologist at the U.S. Environmental Protection Agency in Corvallis, Oregon. Over 23 years at the EPA, his research has included a variety of studies of effects of climate change and air pollutants on terrestrial ecosystems. His current research activities include quantifying ecosystem services and exploring how they are affected by land management.

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The Willamette River is the 13th largest river in the United States, and its 29,727 square kilometer basin supports a mosaic of agricultural, timber, and recreational resources as well as several growing urban centers and their water supplies. The Willamette River Basin (WRB) has a Mediterranean climate with dry summers and wet winters. The …

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