An analysis of the many contradicting definitions of desertification

A review of the desertification literature shows a great diversity and confusion among definitions e. The negative descriptors used in these definitions of desertification include: He described how forested regions were transformed into savanna and savanna into desert-like regions.

Regional aspects of desertification in Peru. This usually strips the soil of nutrients, which in turn kills the plant life, which in turn starts the process toward becoming a desert biome as time goes on.

Desertification is a self-accelerating process, feeding on itself, and as it advances, rehabilitation costs rise exponentially. In sum, most researchers accept the fact that both factors are involved in the desertification process, with a few observers noting that the two factors are so entwined that to separate them into primary and secondary contributors would be a fruitless endeavour.

Shop What is Desertification? This absence of investment contributes to the marginalisation of these zones. Type-of-vegetation comments centre on changes from desired or accepted species to less desired or less accepted ones.

In those cases, there needs to be research and advancements in technology that push the limits of what we currently know. Some farmers do not know how to use the land effectively.

Some researchers consider desertification to be a process of change, while others view it as the end result of a process of change.

According to Le Houerou, "desertification" can occur only in the mm isohyet zone. Yet for others, the solution simply requires the exercise of human reason. Water, Vegetation and Man.

For example, a meteorological bias might require for the use of the term "desertification" that a change take place in the meteorological parameters of a given region, so that they become similar to those for a desert region e. Stripping the land of resources. Kovda,alteration in the biomass e. Aubreville, however, explicitly referred to the tropical forest of Africa delimited by the to 1, mm precipitation isohyets, noting that: Action to combat desertification is required urgently before the costs of rehabilitation rise beyond practical possibility or before the opportunity to act is lost forever UN Conference to Combat Desertification, " The conference also served to bring together representatives of many countries whose landscapes had been directly or indirectly affected by desertification.

As mentioned above, development can cause people to go through and kill the plant life. A huge issue that many countries have is the fact that there are large pockets of land that are going through a process that is known as desertification.Play Summary; Oedipus the King; Oedipus at Colonus; Antigone; About the Oedipus Trilogy; Character List; Summary and Analysis: Oedipus the King A short Sophocles biography an analysis of the behavior of romeo and juliet describes Sophocles's life, times, and work.

com: English, psychology and. The noun DESERTIFICATION has 1 sense: 1. the gradual transformation of habitable land into desert; is usually caused by climate change or by destructive use of the land Familiarity information: DESERTIFICATION used as a noun is very rare.

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Definitions. Considerable controversy exists over the proper definition of the term "desertification" for which Helmut Geist () has identified more than formal definitions.



Percent of national area affected by desertification = x + y + z X n c. Percentages of national area affected by severe, moderate and slight desertification respectively can be calculated in the same way.

d. Percent of national drylands affected by desertification = x + y + z X d e. The United Nations’ official definition says desertification is land degradation in typically dry areas resulting from various factors, including climatic variations and human activities. But for Prince and many other scientists studying desertification, this definition is too broad.

Aug 22,  · What Are Some Examples Of Desertification? Fes Fes. Loading Unsubscribe from Fes Fes? Unfortunately, there are many responses and contradicting definitions. In .

An analysis of the many contradicting definitions of desertification
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