Columbia subject headings:
Amazon River Region.
Deforestation--Amazon River Region.
Forest conservation--Amazon River Region.
Rain forest ecology--Amazon River Region.
Harvard subject headings:
Amazon River Region.
Deforestation--Amazon River Region
Forest conservation--Amazon River Region.
Rain forest ecology--Amazon River Region
Princeton subject headings:
Amazon River Region.
Deforestation--Amazon River Region.
Forest conservation--Amazon River Region.
Rain forest ecology--Amazon River Region.