Subject Region
China
6
Great Britain
5
Accra
3
Accra (Ghana)
3
Boston
3
Chicago
3
Chicago (Ill.)
3
Ghana
3
Illinois
3
Massachusetts
3
Aegean Sea Region
2
Africa
2
Calvert
2
Calvert (N.L.)
2
England
2
Europe
2
Europe, Eastern
2
France
2
Huizhou Diqu
2
Huizhou Diqu (China)
2
India
2
Indonesia
2
London
2
Luwu
2
Luwu (Indonesia)
2
Mexico
2
New York (State)
2
Newfoundland and Labrador
2
North America
2
Papua New Guinea
2
United States
2
Australia
1
California
1
Children and the environment
1
Dominican Republic
1
El Cabo Site (Dominican Republic)
1
English-speaking countries
1
Greece
1
Higuey
1
Higuey (Dominican Republic)
1
Hong Kong
1
Israel
1
Japan
1
Katherine (N.T.)
1
Korea
1
Lithuania
1
London (England)
1
New York
1
Paris
1
Paris (France)
1
more ...