Subject
- Bioremediation2
- Carbon cycle (Biogeochemistry) -- Northwest, Pacific2
- Roosevelt elk -- Seasonal distribution2
- Agonistic behavior in animals1
- Arthropoda -- Effect of forest management on -- Oregon1
- Biogeochemical cycles1
- Bioremediation -- Mathematical models1
- Birds -- Effect of dams on -- Washington (State) -- Elwha River1
- Carbon cycle (Biogeochemistry) -- Columbia -- Porce River Valley1
- Carbon cycle (Biogeochemistry) -- Costa Rica1
- Carbon sequestration -- Alaska -- Pacific Coast1
- Carbon sequestration -- Costa Rica1
- Chlorohydrocarbons -- Biodegradation1
- Chlorohydrocarbons -- Biodegradation -- Mathematical models1
- Climatic changes1
- Community development -- Oregon -- Elgin1
- Conifers -- Diseases and pests -- Oregon1
- Conifers -- Northwest, Pacific -- Roots1
- Constructed wetlands -- Oregon -- Albany1
- Cutover lands -- Oregon -- Siuslaw National Forest1