Region
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Africa, Eastern
2
Africa, North
2
Africa, West
2
Ajusco
2
Alberta
2
Aral Sea Watershed (Uzbekistan and Kazakhstan)
2
Asia, Central
2
Burma
2
Campo Indian Reservation
2
Campo Indian Reservation (Calif.)
2
Central America
2
Chesapeake Bay (Md. and Va.)
2
Clayoquot Sound Region (B.C.)
2
Colorado
2
Communist countries
2
Concord
2
Connecticut
2
Connecticut River Valley
2
Costa Rica
2
Etats-Unis
2
European Economic Community countries
2
Finland
2
Gary
2
Gary (Ind.)
2
Goldsboro
2
Government policy
2
Grand Canyon
2
Greece
2
Guinea
2
Harrisburg Region
2
Hells Canyon (Idaho and Or.)
2
Hong Kong
2
Houston
2
Indonesia
2
Inner Mongolia
2
Italy
2
Kissidougou (Guinea : Region)
2
Kissidougou (Region)
2
Korea (South)
2
Latvia
2
London (England)
2
Madagascar
2
Maine
2
Manchuria
2
Marin County
2
Michigan
2
Minnesota
2
Mongolia
2
Montana
2
New Orleans (La.)
2
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