A Guide to Haze in the Columbia River Gorge - OPB

Thousands of people enjoy the Columbia River Gorge each year. They splash in the waterfall pools and hike the trails. But few people return home with a clear pictures of the beauty there because haze shrouds the gorge. The Columbia River Gorge is a natural funnel for pollution, stretching more than 85 miles of the Washington-Oregon border.

A Guide to Haze in the Columbia River Gorge - OPB

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A Guide to Haze in the Columbia River Gorge - OPB

Columbia River Gorge Geology Tour - OPB

Explore the striking scenery and geology of the Columbia Gorge

Explore the striking scenery and geology of the Columbia Gorge

Explore the striking scenery and geology of the Columbia Gorge