Oregon Field Guide: Tree Rings & Earthquakes; Avalanche Dogs
8:30 pm - 9:00 pm, Today on OPB HDTV (28.1)
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About this Broadcast
Tree Rings & Earthquakes; Avalanche Dogs
Outdoor recreation and travel destinations in Oregon and the Pacific Northwest are featured. Also: the region's ecological issues and natural resources.
repeat
2021
English
Nature
Environment
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