Oregon - Maps & Graphics

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Salem, Oregon: 100 Years of Growth (animated)

Have Oregon's land-use policies made a difference in how the state's cities have grown? This map shows how Salem has grown since 1900; 1980 marks the point when Oregon's land-use policies began to take effect.

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Eugene/Springfield, Oregon: 100 Years of Growth (animated)

Have Oregon's land-use policies made a difference in how the state's cities have grown? This map shows how Eugene and Springfield have grown since 1900; 1980 marks the point when Oregon's land-use policies began to take effect.

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Bend, Oregon: 100 Years of Growth (animated)

Have Oregon's land-use policies made a difference in how the state's cities have grown? This map shows how Bend has grown since 1900; 1980 marks the point when Oregon's land-use policies began to take effect.

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Medford, Oregon: 100 Years of Growth (animated)

Have Oregon's land-use policies made a difference in how the state's cities have grown? This map shows how Medford has grown since 1900; 1980 marks the point when Oregon's land-use policies began to take effect.

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Corvallis, Oregon: 100 Years of Growth (animated)

Have Oregon's land-use policies made a difference in how the state's cities have grown? This map shows how Corvallis has grown since 1900; 1980 marks the point when Oregon's land-use policies began to take effect.

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Portland, Oregon: 100 Years of Growth (animated)

Have Oregon's land-use policies made a difference in how the state's cities have grown? This map shows how Portland has grown since 1900; 1980 marks the point when Oregon's land-use policies began to take effect.

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Portland-Area Population Density Map

Portland, Oregon, has succeeded in protecting rural land from suburban development.

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Map of Electricity Transmission Lines in Cascadia

The Pacific Northwest's vulnerable power network.

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1998 Map of Dam Proliferation in Cascadia

Cascadia's power dams have decimated its salmon runs.

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Greater Portland Population Growth and Sprawl

Portland, Oregon was a star at curbing rural sprawl in the 1990s.

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PBDEs in the Bodies of 40 Northwest Women

The individual levels of the toxic flame retardants, PBDEs, found in Sightline's 2004 study of 40 Northwest women from British Columbia, Montana, Washington, and Oregon.

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Eugene-Area Population Density Map

Eugene, Oregon, is relatively dense compared to other mid-size Cascadian cities.

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Map of Clearcutting in Southern Oregon

The progress of clearcutting over a 30-year period in the Coast Range in southern Oregon near Roseburg.

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Map of Clearcutting in the Central Cascades

More clearcutting occurred since 1970 in the Central Cascades, including the Mt. St. Helens region, than in other study areas.

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Eugene-Area Population Density

Eugene, Oregon's, relative population density to other mid-size Cascadian cities.