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Willamette Valley

Willamette Valley

Oregon State University (OSU), the University of Oregon (UO), and Portland State University (PSU) are collaborating on a comprehensive, highly...

In urban areas the human and infrastructure costs of landslides are often mediate and devastating. Their ecological impact is complex. A landslide...

Several different aquatic indicators can describe the ecological health of a stream and watershed.

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Dams

While many people think of dams in terms of large federal projects, such as Lookout Point (the reservoir with the...

The land use and land cover patterns that appear circa 1990 are the results of both natural and cultural influences. Since the mid 19th century,...

Present conditions show us the past. Present actions define our future.

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Floodplains and riparian forests are some of the most dynamic zones of any landscape, and they contain some of the highest levels of biological...