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Notes and Geoterms
term/example | definition/example answer |
---|---|
desertification | land that gets very dry and turns into a desert |
drought | when rain barely hit dry land for a long period of time |
marginal land | land that should not be formed |
pastoral nomads | a group of herders who move their animals from one grassland to another |
oases environment | some oasis are natural, others are made when humans dig or drill into the ground. Natural oases created by springs or low spots that meet an underground stream |
adaptations to life in the oases | date palms used for food, fuel, building material exported for cash |
Sahel environment | the land is marginal for farming. desertification has begun in some areas. causes overgrazing, deforestation, drought |
adaptations to life in the Sahel | herders moved their herds from one grazing fresh pasture area to another throughout the year |