By A Mystery Man Writer
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.
Department of Environmental Quality : Regional Haze : Air Quality : State of Oregon
A Guide to Haze in the Columbia River Gorge - OPB
Oregon Field Guide, Gorge Weeds, Season 24, Episode 2403
Events – Science on Tap
Explore the striking scenery and geology of the Columbia Gorge
Explore the striking scenery and geology of the Columbia Gorge
Columbia Gorge Geology Tour - OPB
Oregon Field Guide, Season 23, Episode 7: Columbia Gorge, The Fight for Paradise
Columbia Gorge on Oregon Field Guide
fire Archives - Northwest Public Broadcasting
Columbia River Gorge