Desertification is defined by the United Nations ... That statement leaves open several questions, such as the definition of the land's “biological potential,” the type and degree of damage to the land that can be considered “destruction,” and the exact meaning of “desert-like” conditions.

Desertification: Many deserts around the world are growing and expanding. It occurs on all continents (except Antarctica) and affects the livelihoods of millions of people, including a large proportion of the poor in drylands. As the wind blows the sands over the dunes, the Gobi Desert encroaches on the vegetation. Desertification can be reduced by adopting the following strategies: Planting more trees - the roots of trees hold the soil together and help to reduce soil erosion from wind and rain.

compare different types of desertification.

Desertification. Desertification refers to the persistent degradation of dryland ecosystems by climatic variations and human activities. (“City-Swallowing Sand Dunes”, Science@NASA, Authors Trudy E Bell, Dr. Tony Philips, Marshall Space Flight Center. Desertification has been described as the “the greatest environmental challenge of our time” and climate change is making it worse.

The supply of many economic goods, such as water, forage, food grains, fish, and hydroelectric power, depends on weather. desertification definition: 1. the process by which land changes into desert, for example because there has been too much…. Question: What are the causes of desertification in the Sahara Desert?

It differs from the aforementioned types of drought because its occurrence depends on the time and space processes of supply and demand to identify or classify droughts. 14 World Atlas of Desertification PART I – INTRODUCTION 1st world map of desertification (FAO/UNESCO/WMO) UN Conference on Desertification Nairobi, Kenya Provisional method for land degradation and ... which various types of degradation take place influence results when using different monitoring periods or baselines. Learn more.

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