Geography
United States
16 results
Europe
9 results
Developing countries
8 results
Great Britain
5 results
Asia
4 results
Africa
2 results
China
2 results
European Union countries
2 results
India
2 results
États-Unis
2 results
Afrique du Sud
1 results
Amérique du Nord
1 results
Asia, Central
1 results
Asia, Southeastern
1 results
Berlin <1996>
1 results
Berlin <West, 1987>
1 results
Black Sea Lowland
1 results
Boston <Mass., 1996>
1 results
Europäische Union
1 results
Islands of the Pacific
1 results
Israel
1 results
Latin America
1 results
North America
1 results
Pacific Islands
1 results
Pays en voie de développement
1 results
Pays industrialisés
1 results
Schwarzafrika
1 results
South Africa
1 results
Southeast Asia
1 results
Soweto
1 results
Suisse
1 results
Switzerland
1 results
Südafrika (Staat)
1 results
Ukraine
1 results
Westeuropa
1 results