Region
United States
13
Afghanistan
2
Ganges River Watershed (India and Bangladesh)
2
Africa
1
Africa, Sub-Saharan
1
Armenia
1
Armenia (Republic)
1
Azerbaijan
1
Darfur
1
Darfur (Sudan)
1
Gaza Strip
1
Haiti
1
Hong Kong (China)
1
Kosovo (Republic)
1
Mexico
1
Middle East
1
Nagorno-Karabakh
1
Rwanda
1
Somalia
1
South Asia
1
Sudan
1