Region
Developing countries
28
Europe
12
Great Britain
10
Africa
5
European Union countries
4
Africa, Sub-Saharan
3
Kenya
3
Asia
2
India
2
Netherlands
2
Africa, East
1
Africa, Southern
1
Algeria
1
Amazon River Valley
1
England
1
European Union Countries
1
Former Soviet republics
1
Japan
1
Kyoto
1
Manchester
1
Mozambique
1
Romania
1
South Asia
1
Tropics
1