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No. 29. Portland, OR

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It’s no shock that this über-eco-friendly city ranked so high in cleanliness; residents take great pride in their public parks and love of the environment. Would you really expect to see streets and parks littered with garbage?

America's Dirtiest Cities 2010

No. 29. Portland, OR

It’s no shock that this über-eco-friendly city ranked so high in cleanliness; residents take great pride in their public parks and love of the environment. Would you really expect to see streets and parks littered with garbage?

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America's Dirtiest Cities 2010

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