Columbia subject headings:
Biodiversity conservation--Research--Northwest, Pacific.
Ecosystem management--Research--Northwest, Pacific.
Forest management--Research--Northwest, Pacific.
Forest reserves--Research--Northwest, Pacific.
Northwest Forest Plan (U.S.)
Harvard subject headings:
Biodiversity conservation--Research--Northwest, Pacific.
Ecosystem management--Research--Northwest, Pacific.
Forest management--Research--Northwest, Pacific.
Forest reserves--Research--Northwest, Pacific.
Northwest Forest Plan (U.S.)
Princeton subject headings: