Region
United States
247
États-Unis
131
India
51
Europe
37
Developing countries
30
Asia
21
Bangladesh
15
Alaska
14
Mexico
13
West (U.S.)
11
Pacific Area
10
Brazil
9
West United States
9
Arctic Regions
8
Arctic regions
8
Gulf of Mexico
8
Latin America
8
Mexico, Gulf of
8
Mexique, Golfe du
8
North America
8
Pennsylvania
8
Tropics
8
USA
8
European Union countries
7
Germany
7
Great Britain
7
Italy
7
Pacific Ocean
7
Africa
6
Arctique
6
Canada
6
China
6
Great Lakes (North America)
6
New Jersey
6
Arizona
5
Asie
5
Australia
5
California
5
Europe, Eastern
5
France
5
Inde
5
Southeast Asia
5
America
4
Caribbean Area
4
Chesapeake Bay Watershed
4
East (U.S.)
4
East United States
4
Eastern Europe
4
Glen Canyon Dam (Ariz.)
4
Japan
4
more ...