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Sprawl & Transportation

All of Sightline's research, maps, and publications on the Northwest's land use, transportation, and urban design.

In this section, you'll find Sightline's latest research, graphics, and solutions on how the Northwest is doing at creating healthier, climate-friendly communities where people can spend more time with their families--instead of stuck in traffic. Our most recent analysis looks at the long-term climate impact of adding new highway lanes.

Also see the Cascadia Scorecard's Sprawl and Transportation indicator.

Research & Publications: Report
Cost Overruns For Seattle-Area Tunnel Projects
As a way to inform the debate over Seattle’s deep-bore tunnel, Sightline has prepared a basic comparison of other high-profile tunnels recently constructed in the area.; Report
Easing Off the Gas: Northwesterners Using Less Gasoline
Total gasoline consumption in the Northwest states fell by 180 million gallons between 2007 and 2008. Per-capita use followed a decade-long trend of decline. The Northwest states are outpacing the rest of the nation by nearly 10 percent.; view all

Solutions: Make Best Transportation Buys First
Bus, rail, or monorail? Here's a system for figuring out which transportation solutions are the best match to a community's needs.; Solutions for Healthier Communities
Individuals and institutions can take simple steps to create compact, complete communities that enable residents to get around without a car and encourage physical activity and connections among neighbors.; view all

Maps & Graphics

Seattle-Area Residential Building Permits Outside Growth Boundary

Animated Map of Seattle and Vancouver, BC: A Decade of Growth

Salem, Oregon: 100 Years of Growth (animated)

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Resources: Resource site
Planetizen
Planetizen is an information exchange site for the urban planning, design and development community. It includes daily news, discussion forums, job postings, and links to other resources. www.planetizen.com; Organization
Palouse-Clearwater Environmental Institute
PCEI's focus is to increase citizen involvement in decisions that affect Idaho and eastern Washington's environment and quality of life. It has programs in agriculture, water, education, and transportation. http://www.pcei.org; view all