Columbia subject headings:
Environmental policy--Amazon River Region.
Land capability for agriculture--Amazon River Region.
Population density--Amazon River Region.
Rain forest ecology--Amazon River Region.
Rodovia Transamazônica (Brazil)
Harvard subject headings:
Environmental policy--Amazon River Region
Land capability for agriculture--Amazon River Region.
Population density--Amazon River Region.
Rain forest ecology--Amazon River Region
Rodovia Transamazônica (Brazil)
Princeton subject headings:
Environmental policy--Amazon River Region.
Land capability for agriculture--Amazon River Region.
Population density--Amazon River Region.
Rain forest ecology--Amazon River Region.
Rodovia Transamazônica (Brazil)