Subject
- AIDS (Disease) in adolescence -- Kiribati1
- Alsea River Watershed (Or.)1
- Fish habitat improvement -- Oregon1
- Furrow irrigation -- Oregon -- Malheur County -- Mathematical models1
- Geomorphological mapping -- Arizona -- Yuma Proving Ground1
- HIV infections -- Kiribati1
- Irrigation -- Management1
- Irrigation efficiency -- Oregon -- Malheur County -- Mathematical models1
- Lake sediments -- California -- Pear Lake -- Analysis1
- Lyngbya1
- Marine metabolites -- Synthesis1
- Nestucca River Watershed (Or.)1
- Nuclear reactors -- Cooling1
- Nuclear reactors -- Design and construction1
- Pacific salmon -- Habitat -- Oregon1
- Salmonidae -- Habitat -- Oregon -- Alsea River Watershed1
- Salmonidae -- Habitat -- Oregon -- Nestucca River Watershed1
- Teenagers -- Health and hygiene -- Kiribati1
- Teenagers -- Kiribati -- Attitudes1
- Teenagers -- Kiribati -- Sexual behavior1