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For 28 years, "Oregon Field Guide" has been OPB’s weekly TV news magazine exploring the ecological issues, natural wonders and outdoor recreation of the Northwest.

"Oregon Field Guide" airs Thursday evenings at 8:30 p.m. and repeats Sundays at 1:30 a.m. and 6:30 p.m. In the Mountain Time zone of Eastern Oregon, the program airs at 9:30 p.m. Thursdays, and at 7:30 p.m. Sundays.