• 4 Videos, Slides, Films

• 1 DVDs

• 4 Environmental policy
• 2 Energy consumption
• 2 Environmental aspects
• 2 Food
• 2 Greenhouse gas mitigation
• 1 Cable cars (Streetcars)
• 1 Energy policy
• 1 History
• 1 Local transit
• 1 Rivers
• 1 Stream restoration

• 4 Kontentreal (Firm)
• 3 Public Broadcasting Service (U.S.)
• 3 Willoughby, Midori
• 2 Fettig, Tad
• 1 Bernard, Veronique
• 1 Decena, Mark
• 1 Westrate, Elizabeth

• 4 English

• 2 Portland (Or.)
• 1 Chʻŏnggyechʻŏn (Korea)
• 1 Korea (South)
• 1 London (England)
• 1 Oregon
• 1 Paris (France)
• 1 Portland
• 1 Seoul (Korea)

• 3 Documentary television programs
• 3 Nonfiction television programs
• 1 Documentary films
• 1 Video recordings for the hearing impaired

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