29 Words 

reservoir

griot

carrying capacity

conflict diamonds

Sahara

lagoon

Lake Volta

tropical forest

fishery

Lagos

intermittent

forros

sheggehs

hamper

hub

navigable

potable

internally displaced persons

cataract

apartheid

delta

poaching

urbanization

the Nature Conservancy

subsistence farming

Bantu

the Great Escarpment

Mediterranean

the Witwatersrand