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Historic desertification is the study of the desert-forming process from a historic perspective. It was presumed in the past that the main causes of desertification lay in overuse of the land resulting in impoverishment of the soil, reduced vegetation cover, increased risk of drought and the resulting wind erosion. However recent projects to ...
For example, Europe on average imports over 50% of its food. Meanwhile, 44% of agricultural land is located in dry lands and it supplies 60% of the world's food production. Desertification is decreasing the amount of sustainable land for agricultural uses but demands are continuously growing.
Desertification in Africa is a form of land degradation that involves the conversion of productive land into desert or arid areas. This issue is a pressing environmental concern that poses a significant threat to the livelihoods of millions of people in Africa who depend on the land for subsistence .
Desert greening; Desert of Maine; Desertification and land restoration rate in Ghana; Desertification in Africa; Desertification in China; Desertification in Lebanon; Desertification in Nigeria; Oltenian Sahara; Desertification in Yemen
Beginning of the desertification of north Africa, which ultimately leads to the formation of the Sahara desert from land that was previously savannah, though it remains wetter than today. It's possible this process pushed people in the area into migrating to the region of the Nile in the east, thereby laying the groundwork for the rise of ...
Sahara Desert – Africa's largest desert and the world's largest hot desert which covers much of North Africa comprising: Ténéré – a desert covering northeastern Niger and western Chad Sahara Desert; Tanezrouft – a desert covering northern Mali, northwestern Niger as well as central and southern Algeria, at the west of the Hoggar Mountains
The North African town of Ouargla, Algeria, which is located in the Sahara Desert, just experienced temperatures of 124 F, or 51 C, which may be the highest ever recorded on the continent.. The ...
A modern example of desert farming is the Imperial Valley in California, which has high temperatures and average rainfall of just 3 in (76 mm) per year. [121] The economy is heavily based on agriculture and the land is irrigated through a network of canals and pipelines sourced entirely from the Colorado River via the All-American Canal. The ...