Region
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California
1
Chad Basin
1
Chechni{u0361}a (Russia)
1
Colombia
1
Colorado
1
Congo (Democratic Republic)
1
Developing countries
1
East Rutherford
1
Germany
1
Great Britain
1
Greece
1
Houston
1
Illinois
1
Indonesia
1
Israel
1
Kazakhstan
1
Long Beach
1
Los Angeles
1
Mali
1
Minnesota
1
New Jersey
1
New York Metropolitan Area
1
Pennsylvania Avenue (Washington, D.C.)
1
Persian Gulf Region
1
Peru
1
Red Sea
1
Sahara
1
Sri Lanka
1
Switzerland
1
Utah
1
Venezuela
1
Washington (D.C.)
1
Washington (State)
1
Washington Metropolitan Area
1
Western countries
1