| A | B |
|---|
| Escarpments | Steep, jagged slopes or cliffs |
| Cataracts | Towering Waterfalls |
| Rift Valley | Large crack in earth's surface formed by shifting tectonic plates |
| Faults | Fractures in the earth's crust |
| Lake Victoria | Largest lake in Africa |
| Niger River | "Great River" |
| Delta | Triangular section of land formed by sand and silt carried downriver |
| Estuary | Passage where freshwater from a river meets seawater |
| Leach | Dissolve and carry away nutrients from the soil |
| Savanna | Tropical grassland with scattered trees |
| Harmattan | Hot dry airstreams from the Sahara on NE trade wind |
| Serengeti Plain | One of the worlds largest savanna |
| Sahel | Semi arid steppe meaning "shore or edge" in Arabic |
| Desertification | Process where productive land turns into desert |
