Subject
- Archaeological geology -- Oregon -- Pacific Coast1
- Coast changes -- Oregon1
- Forest landowners -- Oregon, Western1
- Geology, Stratigraphic -- Pleistocene1
- Geology, Structural -- Oregon -- Pacific Coast1
- Logging -- Oregon, Western -- Statistics1
- Morphotectonics -- Oregon -- Pacific Coast1
- Paleogeography -- Pleistocene1
- Plants -- Effect of drought on -- Eritrea -- Remote sensing1
- Plants -- Eritrea -- Remote sensing1
- Subduction zones -- Oregon -- Pacific Coast1
- Vegetation dynamics -- Eritrea -- Remote sensing1
- Vegetation mapping -- Eritrea1
- War -- Environmental aspects -- Eritrea -- Remote sensing1
- Windfall (Forestry) -- Oregon -- H.J. Andrews Experimental Forest1