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Desertification is a gradual process of increased soil aridity.Desertification has been defined in the text of the United Nations Convention to Combat Desertification (UNCCD) as "land degradation in arid, semi-arid and dry sub-humid regions resulting from various factors, including climatic variations and human activities."
Desertification is the process by which a piece of land becomes a desert, as the word desert implies. [3] The loss or destruction of the biological potential of the land is referred to as desertification. [4] It reduces or eliminates the potential for plant and animal production on the land and is a component of the widespread ecosystem ...
A desert especially rich in mineral salts is the Atacama Desert, Chile, where sodium nitrate has been mined for explosives and fertilizer since around 1850. [105] Other desert minerals are copper from Chile, Peru, and Iran, and iron and uranium in Australia.
Kaʻū Desert – an area of desertification in Hawaii, due to the acid rainfall caused by the nearby Kīlauea volcano. Larzac – limestone karst plateau in the south of the Massif Central, France. Lençóis Maranhenses National Park; Lieberose Desert - a desert on a former military training ground in southern Brandenburg, Germany
Desertification is one of the issues of environmental concern in Nigeria, particularly the northern part of the country. According to UNEP [4] in 1993, Northern Nigeria has one of the highest rates of deforestation in the world at about 3.5%, caused by land degradation, increase in agricultural intensity, over-grazing of livestock, and demand for fuel by cutting down trees.
A satellite image of the Sahara, the world's largest hot desert and third largest desert after Antarctica and the Arctic. Desert greening is the process of afforestation or revegetation of deserts for ecological restoration (biodiversity), sustainable farming and forestry, but also for reclamation of natural water systems and other ecological systems that support life.
That's why he hopes that the words of survivors of the Pacific Palisades and Eaton disasters will be read and spread far by future generations, just as much as better-known voices.
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 ...