Oregon Field Guide
Pine Butterflies; Radon; Open Water Swimming
Season 23 Episode 2308 | 28m 30s
Pine Butterflies; Radon; Open Water Swimming
Pine Butterflies - A mass outbreak of pine butterflies creates a virtual snowstorm in the forest in August. Radon - We look into the causes and consequences of radon in our region. Open Water Swimming - Swimmers from 18 to 80 compete across open water lakes.
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Oregon Field Guide is a local public television program presented by OPB
Oregon Field Guide
Pine Butterflies; Radon; Open Water Swimming
Season 23 Episode 2308 | 28m 30s
Pine Butterflies - A mass outbreak of pine butterflies creates a virtual snowstorm in the forest in August. Radon - We look into the causes and consequences of radon in our region. Open Water Swimming - Swimmers from 18 to 80 compete across open water lakes.
Problems with Closed Captions? Closed Captioning Feedback
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Oregon Field Guide is a local public television program presented by OPB