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Transportation -- Oregon -- Portland Metropolitan Area -- Planning
Remove constraint Subject: Transportation -- Oregon -- Portland Metropolitan Area -- Planning
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Our transportation system is a key ingredient in the economy, quality of life and urban fabric of the Portland metropolitan area. It has been stated in the past that it is not possible to manage our transportation ...
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It is well established that vehicles powered by carbon-based fuels (e.g. gasoline, diesel) have a negative impact on air quality, especially in urban centers. Traditionally, air quality conformity studies ...
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Our transportation system is a key ingredient in the economy, quality of life and urban fabric of the Portland metropolitan area. It has been stated in the past that it is not possible to manage our transportation ...
Citation