Desertification is a type of land degradation in which a relatively dry area of land becomes increasingly arid, typically losing its bodies of water as well as vegetation and wildlife. Desertification definition: 1 the process by which land changes into desert, for example because there has been too much farming activity on it or because a lot of trees have been cut down2 the process by which land changes into desert, for example because there has been too much farming activity on it. 6 deforestation and desertification in developing countries r k pachauri and rajashree s kanetkar 1 introduction this paper takes a fresh look at two of the major environmental hazards affecting the planet, namely deforestation and desertification, in terms of the nature and magnitude of the problem as faced by the developing world, and their causes and effects. Conversion of a grassland or an already arid land into a desert through indiscriminate human actions magnified by droughts such actions include overgrazing, repeated burning, intensive farming, and stripping of vegetation for firewood. Desertification is a type of land degradation in which a relatively dry land region becomes increasingly arid, typically losing its bodies of water as well as vegetation and wildlife.
Desertification is the continuous dilapidation of ecosystems in dry lands this can threaten the livelihood of some of the poorest population and others who depend on these ecosystems on the planet. Desertification desertification is the process of ecological degradation by which economically productive land becomes less productive, in some cases leading to the development of a desert-like landscape. An animation that was the result of a 6 week project at the köln international school of design in cooperation with the cnrd and itt of the th köln. Synonyms for desertification at thesauruscom with free online thesaurus, antonyms, and definitions find descriptive alternatives for desertification.
The transformation of land once suitable for agriculture into desert desertification can result from climate change or from human practices such as cutting down forests or allowing too many animals to graze in a particular area. While desertification has received tremendous publicity by the political and news media, there are still many things that we don't know about the degradation of productive lands and the expansion of deserts. The growth of areas of desertification are apparent in this satellite view, which reveals the extent of a global process of desertification not confined to africa's sahara, but already progressed across quite large regions of both north and south america as well, on account of rapidly accelerating changes in micro-climates world-wide.
Desertification desertification is a single word used to cover a wide variety of effects involving the actual and potential biological productivity of ecosystems in semiarid and arid regions. This environment-related article is part of the wikiproject environment to improve wikipedia's coverage of the environmentthe aim is to write neutral and well-referenced articles on environment-related topics, as well as to ensure that environment articles are properly categorized. How does overgrazing cause desertification by lauren carlson | january 24, 2014 in the film, hope in a changing climate, reviewed last month, there is a discussion of overgrazing leading to soil desertification.
Noun ecology the processes by which an area becomes a desert the rapid depletion of plant life and the loss of topsoil at desert boundaries and in semiarid regions, usually caused by a combination of drought and the overexploitation of grasses and other vegetation by people. World ecology report world information transfer spring 2009 4 world ecology report5 world information transfer spring 2009 historical perspectives on desertification historically, the first united nations conference on desertification (uncod) was. Csd-16/17 desertification csd-16/17 national report israel 2/10 element in the national strategy these have been supplemented by water conservation measures. Desertification can be caused by climactic variances, but the chief cause is human activity it is principally caused by overgrazing, overdrafting of groundwater and diversion of water from rivers. Definition of desertification - the process by which fertile land becomes desert, typically as a result of drought, deforestation, or inappropriate agriculture.
-- created using powtoon -- free sign up at -- create animated videos and animated presentations for free powtoon is a free tool that. As desertification in china increases and government efforts to stop the sand's advance falter, serious political risks are emerging from hub to hinterland. Land degradation is caused by multiple forces, including extreme weather conditions particularly drought, and human activities that pollute or degrade the quality of soils and land utility negatively affecting food production, livelihoods, and the production and provision of other ecosystem goods.
Desertification: the gradual transformation of habitable land into deserts usually caused by climate change or by destructive use of the land also, the definition of desertification is: the. Desertification, in simple terms, means development of desert-like conditions on regions which initially had fertile land, but due to human disturbances, have now turned barren and infertile. Desertification is the persistent degradation of dryland ecosystems by variations in climate and human activities home to a third of the human population in 2000, drylands occupy nearly half of earth's land area.