Subject
- Hunger -- Oregon2
- Rural poor -- Services for -- Oregon2
- Active learning1
- Activity programs in education1
- Biomass energy -- Economic aspects -- United States1
- Chile -- Commerce1
- Chinook salmon -- Ecology -- Oregon -- John Day River, South Fork1
- City planning -- Oregon -- Portland -- Decision making1
- Coal-fired power plants -- Illinois1
- Colorado River -- Channels -- Evaluation1
- Communities -- Washington (State) -- Seattle1
- Community development -- Utah1
- Computer games -- Study and teaching -- Activity programs1
- Conflict management -- Oregon -- Illinois River Valley1
- Consent (Law)1
- Conservation of natural resources -- Cambodia -- Prek Toal1
- Corn -- Prices -- United States1
- Corruption -- Cambodia -- Prek Toal1
- Cost and standard of living -- Oregon1
- Decompression (Physiology)1