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Africa's Geography
| Term | Definition |
|---|---|
| Sahel | Trasition zone from semi-desert to desert; area south of the Sahara |
| Savanna | Area of rolling grasslands and scattered trees and shrubs |
| Rainforest | Lush plant life; threatened by overpopulation |
| Sahara | Largest desert in the world |
| Congo River | Flows through west central Africa; surrounded by rainforest |
| Nile River | World's longest river; provides irrigation to much of Egypt and neighboring countries |
| Niger River | Important river in west Africa; part of it is known as the "Oil Delta"; supplies water to 5 West African nations |
| Lake Tanganyika | Longest lake in the world; second deepest in the world; part of the Great Rift Valley |
| Lake Victoria | Shallow body of water that is a major source of the Nile |
| Atlas Mountains | Range in northwestern Africa separating the Sahara from the coastal region |
| Kalahari Desert | Large arid to semi-arid sandy area in southern Africa |
| Oasis | A small place where trees are able to grow and where people can live with grazing animals and a few crops |
| Nomad | One who moves from place to place, usually by camel, looking for food or water |
| Caravan | A group of travelers, usually riding on camels |
| Arid | Dry; not enough water to support many plants or animals |
| Semi-Arid | Region with little water resources; only a few types of trees and grasses can survive; almost a desert |
| Desertification | The process of land becoming like a desert, due to deforestation and drought and overgrazing |
| Overgrazing | Allowing herds of animals to eat in one area until the natural resources are depleted; cause of desertification |
| Deforestation | The destruction of trees and other vegetation for the logging industry, farming, and fuel |
| Drought | An extended period of time without rainfall |
| Subsistence Farming | Growing food to provide for the sustenance of your own family |
| Irrigation | Providing water for crops |
| Reservoir | A man-made body of water that develops behind a dam |
| Hydroelectricity | Electricity created by the force of flowing water |
| Delta | Part of a river where the water empties into a larger body of water; the surrounding land is usually very fertile |
| Silt | Rich topsoil, carried by floodwaters |
| Pollution | People along the Nile face problems caused by the loss of valuable silt and ___ from fertilizers and human and industrial waste |
| Aswan High Dam | Hydroelectric dam that traps valuable silt from traveling down the Nile River |
| Green Line | Place where farmland ends and desert begins |
| Serengeti Plain | Large savanna region in Kenya and Tanzania; a national park in the region protects the valuable wildlife |
| Great Rift Valley | Area where tectonic plates are moving away from each other creating volcanoes and lakes that are sometimes deep or salty or hot |
| Blue Nile | One of the major rivers that flows to form the Nile River; headwaters begin in the Ethiopian Highlands |
| White Nile | One of the major rivers that flows to form the Nile River; headwaters begin in Lake Victoria |
Created by:
MrsRidley
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