Columbia subject headings:
Forests and forestry--Amazon River Region.
Forests and forestry--Colombia.
Land cover--Amazon River Region.
Land cover--Colombia.
Land use--Amazon River Region.
Land use--Colombia.
Harvard subject headings:
Princeton subject headings:
Forests and forestry--Amazon River Region.
Forests and forestry--Colombia.
Land cover--Amazon River Region.
Land cover--Colombia.
Land use--Amazon River Region.
Land use--Colombia.