This has resulted in an alarming loss of arable farm land," she continued. This band of dry land extends across the African continent from Senegal in … Dry areas cover about 40% of the Earth's surface and are home to billions of people. It occurs due to land abuse, making it unfit for the growth of trees. Desertification not only degrades land in arid and sub-humid areas; it also destroys dryland ecosystems that already exist in deserts, shrublands, and drylands. The spread of desertification results in a degraded landscape. This World Desertification Day marks 25 years of the implementation of the United Nations Convention to Combat Desertification (UNCCD), as the world ramps up efforts to reduce on land degradation and enhance sustainable development and growth. To this day, at least 25% of Mongolia’s population lives a nomadic life, and in doing so, they remain fiercely dependent on open land for survival. Environmental Effects Of Desertification. Environmental Effects Of Desertification 1565 Words7 Pages 1.0 GENERAL INTRODUCTION Deforestation especially in the tropics has been one of the resultant forces of land use change in the world today and its avoidance has not been realized eligible as a Clean Development Mechanism (CDM) in the Marrakesh Accords. It can occur in any area densely populated by trees and other plant life, but the majority of it is currently happening in the Amazon rainforest. One method for evaluating desertification effects is called RUE, or Rain Use Efficiency Factor. In Chile, communities are successfully facing the challenge of water scarcity. And what remains left is a lifeless pile of dust instead of a life-giving medium. Desertification must be stopped to stabilize the effects of climate change, save wildlife species, and protect all mankind. The effects of desertification. This lesson contains adaptations for diverse learners (ELLs). We need to follow what is happening in the Sahel, in India, in China and in the other menaced areas, such as the ones in the Mediterranean Arch, the south of … There are a number of causes for north China’s recent desertification … Desertification occurs mainly in semi-arid areas (average annual rainfall less than 600 mm) bordering on deserts. What Are The Effects Of A Drought On The Environment? What are the effects of desertification? Once land … Lack of vegetation cover for holding soil together and for grazing. The United Nations’ official definition says desertification is land degradation in typically dry areas resulting from various factors, including climatic variations and human activities. Background: Desertification is the degradation of land and soil in dryland ecosystems caused by both the climate and human activities. Loss of biodiversity: animals and plants cannot live in a desert. Adding dust and sand into the atmosphere is also one of the ways that desertification itself can affect the climate, says Kimutai. Desertification is taking place much faster worldwide than historically and usually arises from the demands of increased populations that settle on the land in order to grow crops and graze animals. Also, due to desertification, the soil becomes unsuitable for agriculture, and there may be a huge loss of food. The Effects of Desertification in Africa | The Borgen Project While the term may bring to mind the windswept sand dunes of the Sahara or the vast salt pans of the Kalahari, it’s an issue that reaches far beyond those living in and … Humans are driving the transformation of drylands into desert on an unprecedented scale around the world, with serious consequences. • Changes in hydrological regime. Desertification is the process which turns productive into non- productive desert as a result of poor land-management. To prevent desert expansion, WWF has worked to preserve and restore ecosystems in danger of desertification. ADVERTISEMENTS: Desertification: Causes, Effects and Control! With increasing drylands, there has been 25% increase in annual dust emissions over the past century. Materials to Assist Teachers and English Language Learners: Desertification. Effects of Desertification. It would be fair to say they’re linked in a vicious cycle. The adverse impacts of desertification on dryland ecosystem services and limited success in rehabilitation demonstrate that it is more cost-effective to prevent desertification (C22.3.2, C22.6, R17). 1264 Words6 Pages. Effects of Deforestation 1. Desertification of Land. Desertification, also called desertization, the process by which natural or human causes reduce the biological productivity of drylands (arid and semiarid lands). Climate Imbalance and Climate Change. It is a […] CONSEQUENCES OF DESERTIFICATION Desertification has: • Environmental effects • Economic effects • Social effects 10. Millions of people may be forced to leave the land when it can no longer sustain them. Others include “changes in vegetation cover, surface albedo (reflectivity of the Earth’s surface), and greenhouse gases fluxes”, she adds. Pressures from human and livestock populations coupled with the effects of recurrent drought have led to a serious degradation of vegetational Africa and Asia are the most affected areas in the world by desertification. Photos Of Mongolia’s Desertification Reveal Shocking Effects Of Changing Climate. - the global climate is getting warmer. Desertification and Public health The process of desertification presents a serious im-pact on the well-being and health of the people living in the areas affected by droughts and land degradation Effects of Desertification • Loss of biodiversity. Increased dust storms are causes as well as effects of desertification. Desertification is the process which turns productive into non- productive desert as a result of poor land-management. Desertification is a phenomenon that ranks among the greatest environmental … But for Prince and many other scientists studying desertification, this definition … F or central Chile, the decade from 2003 to 2013 was the driest in 150 years. About 10-20% of the dry land is already degraded with 2.3 million to 4.6 million square miles affected by desertification affecting over 120 million people living in dry areas. 1. As the soil dries out, it hardens and it becomes difficult for any rainfall that does occur to penetrate below the soil’s surface. However, due to the fluctuation in climate in recent years, … Desertification reduces the ability of land to support plant life. 198-205. Each year, desertification and drought account for US$42 billion loss in food productivity worldwide. • Soil erosion. Land desertification, as the name suggests, is a process of land degradation whereby a relatively dry area gradually becomes a desert. about drought, desertification and poverty in the drylands. Species extinction is one of the most prominent effects of desertification. Desertification is a silent, invisible crisis that is destabilizing communities on a global scale. Desertification is the ongoing process of dry ecosystem degradation due to human mismanagement, a process which started with the beginning of human civilization and continues to this day. However, this original understanding that n this lesson, students will become familiar with the causes and effects of desertification through mapwork, completing a color-coding activity, and writing a short essay. Desertification imposes an additional constraint on human well-being by further reducing the limited ecosystem goods (e. g. , food, timber, water) and services (e. g. , soil maintenance, erosion control, carbon sequestration) that drylands provide. Failure to address this difference would lead to an overestimation of the desertification effects. Climate Change and Desertification. What is the impact of humans on the desert? Desertification threatens to leave much of north ern China uninhabitable by degrading soil. Desertification occurs mainly in semi-arid areas (average annual rainfall less than 600 mm) bordering on deserts. Desertification is a serious problem that is affecting the region of Sub-Saharan Africa and bringing negative effects not only to the land but also to its people through ways like death, poverty, diseases, and starvation. The term desertification (or desertization) was apparently coined by the French ecologist LeHouerou (1977) to characterize what was perceived to be a … It is a quotient of the annual net primary productivity of plants in the region - or how much sunlight is converted into energy - and annual rainfall. The effects of desertification Desertification is a serious issue that affects over 1 billion people around the world. Desertification is a serious problem that is affecting the region of Sub-Saharan Africa and bringing negative effects not only to the land but also to its people through ways like death, poverty, diseases, and starvation. 5) As desertification occurs, the soil can be blown or washed away, and valuable soil nutrients are lost. There is a strong interrelationbetween desertification and climate change. content, greatly increasing rates of erosion, limiting natural vegetation, and almost entirely eliminating the possibility of agricultural production in affected areas. International Journal of Sustainable Development & World Ecology: Vol. This can Pressures from human and livestock populations coupled with the effects of recurrent drought have led to a … Effects include land degradation, soil erosion and sterility, and a loss of biodiversity, with huge economic costs for nations where deserts are growing. Effects of Desertification 5) As desertification occurs, the soil can be blown or washed away, and valuable soil nutrients are lost. It is estimated that each year 300 million tons of carbon are lost to the atmosphere from drylands as a result of desertification. Besides, fertile lands are lost as a result of drought, and in consequence, desertification sets in. In China, nearly 20% of land area is desert. It can have a damaging impact on both people and the natural environment. Deforestation also affects the climate in … " The effects of climate change and an increasing incidence of drought has exacerbated desertification processes. When faced with desertification, people often respond by making use of land that is even less productive, transforming pieces of rangeland into cultivated land, or moving towards cities or even to other countries. The author is the Executive Secretary of the United Nations Convention to Combat Desertification (UNCCD), which co-organized with the Namibian government the Africa Drought Conference on 15-19 August in Windhoek. Desertification affects global climate change through soil and vegetation losses. Desertification. #1 Vegetation is damaged or destroyed. No matter where you live, the consequences of desertification and drought concern you. 1, No. According to Wikipedia, “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. It is caused by a variety of factors, such as climate change and human activities. In section five, lessons learned are reflected upon, and priority approaches and actions CONSEQUENCES OF DESERTIFICATION Desertification has: • Environmental effects • Economic effects • Social effects 10. Severe land degradation leading to desertification is now affecting over 168 countries around the world. Drought conditions make it unsuitable for plants and vegetation cover to survive. The most widely accepted of these was that of the Princeton University Dictionary which defined it as "the process of fertile land transforming into desert typically as a result of deforestation, drought or improper/inappropriate agriculture". Desertification not only compromises food production and future food security, but it also Beyond the agricultural aspect, desertification has a significant impact on the environment. The fight against desertification is a challenge that affects all the inhabitants of the planet. Sustainable Land Management is key to preventing and re-establishing land affected at risk of desertification. The rapid global urbanization and land reclamation only serve to aggravate both causes and effects of desertification. • Loss of nutrients • Poor Water Quality • Hunger problems • Increase in sand storms 12 combat desertification and mitigate effects of drought. Droughts can accelerate desertification caused by overgrazing, deforestation, and other human activities. Addressing desertification, land degradation and drought is key for climate change mitigation and adaptation. In 2014 the UN stated that 20million people in the Sahel region of Africa faced hunger and required $2 billion in food aid due to desertification. Desertification is widely debated in the scientific community with respect to its definition, causes, consequences, measurement indicators, monitoring mechanisms, and prevention. The citizens realized this was happening to the Sahel region between 1968-1973 when a severe drought hit the area. Decrease in Crop Yields. NAPCD also includes a critical analysis and assessment of the factors and processes that control desertification pressures in Greece as well as 3, pp. Overgrazing of livestock, Farming the same land over and over, Practicing deforestation, caused desertification in Africa. Drought, considered as a cyclical phenomenon generally refers to rains failing for … "The dryness of the Earth's surface, known … Desertification is the gradual transformation of arable and habitable land into desert, usually caused by climate change and/or the improper use of land. Desertification has created huge expanses of infertile, desert-like terrain that was previously productive farmland, savannas or woodlands. How does desertification affect you? 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. Climate change, coupled with agricultural and livestock practices that have progressively degraded the land, has led to desertification. Extinction. Desertification in Africa-How does desertification affect people in Africa? 8. 6 ways to combat drought and desertification. Globally, the United Nations estimates that the livelihoods of more than 1 billion people in some 100 countries are at some level of risk linked to the effects of desertification. Desertification leads to hazardous effects on not just animals, but also on the food chain and the overall biodiversity—right from microscopic organisms to human beings. People are starting to notice how much desertification is affecting their everyday lives in Africa. Deforestation is the clearing, destroying, or otherwise removal of trees through deliberate, natural, or accidental means. Section four highlights the challenges and constraints encountered in the implementation of various measures to combat desertification and mitigate effects of drought in Africa. The impact of The fight against desertification is a challenge that affects all the inhabitants of the planet. The lack of water further kills plants, leaving little chances for the land to recover. desertification that is potentially the most threatening ecosystem change affecting the livelihoods of the poor and overall human wellbeing. Adding dust and sand into the atmosphere is also one of the ways that desertification itself can affect the climate, says Kimutai. The primary causes of desertification in Somaliland include, among other things, deforestation, over-grazing and mismanagement of land and the environment as well as soil erosion, all of which have damaging effects on farmland and rangeland. Increasing the resilience of the land. Land degradation and desertification can affect human health through complex pathways. As land is degraded and deserts expand in some places, food production is reduced, water sources dry up and populations are pressured to move to more hospitable areas. CAUSES AND EFFECTS OF DESERTIFICATION IN THE SAHEL The Sahel, a semiarid grassland, runs along the southern edge of the Sahara Desert. Very severe desertification:In this type of desertification, composition of active naked great sand dunes occurs and formation of many grooves and valleys and the salinization of the soil which leads to soil degradation.It is the most serious type of desertification. The adverse effects of desertification also include floods in heavy rainfall regions, land, water, and air pollution, storms and several other natural disasters, all of which can be fatal to human life. Addressing desertification is critical and essential to meeting the Millennium Development Goals. Desertification is whereby the lands become infertile and bare, frequently as a result of overgrazing and is exacerbated by drought which … What are the effects of desertification?Vegetation is damaged or destroyed. Desertification reduces the ability of land to support plant life. ...Soil becomes infertile. Topsoil is crucial for plant growth because it contains most of the organic matter and 50 percent of important nutrients such as phosphorus and potassium.Soil erosion gets worse. ...Increased vulnerability to natural disasters. ...More items... Decrease in crop yields. Which of the following actions has caused desertification in Africa I overgrazing of livestock II farming the same land over and over III practicing deforestation? As the soil dries out, it hardens and it becomes difficult for any rainfall that does occur to penetrate below the soil’s surface. Nutrients within the soil is also removed by wind or water. Most species … … Desertification: Cause and Effect. Problem statement: Sudan is the largest (2.5 million km2) country most seriously affected by desertification in Africa. 7. The World Bank is committed to working with local … By Priscilla Frank. Desertification is the process of fertile land turning into desert over time. Soil erosion is increased since there are no trees anchoring the soil therefore it is blown/washed away. I hypothesize that desertification is one of the major causes of Ulaanbaatar’s environmental pollution, a challenge that has been historically overlooked. Loose soil... #2 Soil becomes infertile. Convention to Combat Desertification (UNCCD), the international legal framework for tackling desertification, land degradation and drought, 169 of its 194 Parties have declared they are affected by desertification. Practicing deforestation. • Desertification and Drought. Deserts are increasing in size daily. This process is known as desertification. desertification trend in 35% of the country’s land as well as to prevent desertification phenomena and effects in an additional 60% of the country’s area. Desertification. As recently as 2005, considerable controversy existed over the proper definition of the term "desertification." (1994). In desert regions conditions are not only getting warmer but … Now that we know what causes desertification, here are five of its effects – all of them are negative. desertification, its causes and effects. As the effects of … The CLIMBER-2 models showed that feedbacks within the climate and vegetation systems were the major cause of Saharan desertification, building rapidly upon the effects of the initial orbital changes. The Time is Ripe to Act against Drought. What Are The Ill-Effects Of Desertification? Soil erosion is increased since there are no trees anchoring the soil therefore it is blown/washed away. We need to follow what is happening in the Sahel, in India, in China and in the other menaced areas, such as the ones in the Mediterranean Arch, the south of Africa, Central America and large Andean areas. Indeed, dryland soils contain a lot of carbon which could be released into the atmosphere as a result of desertification, with significant consequences for the global climate system. sequently, desertification can cause permanent species loss, an outcome that will reverberate throughout the world and cause further destabilization. The spread of desertification results in a degraded landscape. Lavauden ( 1927) was the first to use the term “desertification” to describe the low productivity of rangelands in Tunisia. Desertification is a global issue, with serious implications worldwide for biodiversity, eco-safety, poverty eradication, socio-economic stability and sustainable development. Helmut Geist (2005) identified more than 100 formal definitions. Desertification, explained. The main causes of desertification include:Population growth - the population in some desert areas is increasing. ...Removal of wood - in developing countries, people use wood for cooking. ...Overgrazing - an increasing population results in larger desert areas being farmed. ...Soil erosion - this is made worse by overgrazing and the removal of wood. ...More items... Desertification in the Sudan: causes, effects and policy options. Desertification has been described as the “the greatest environmental challenge of our time” and climate change is making it worse. What are the effects of desertification? This interactive animation explains the concept of deforestation and desertification. Nutrients within the soil is also removed by wind or water. It is land degradation occurring in arid, semiarid and dry sub-humid areas of the world. The increase in the intensity of desertification can be attributed to human’s multiple deteriorating activities, including “expansion of croplands, unsustainable land management practices and increased pressure on land from population and income growth” (). COMBATING DESERTIFICATION AND MITIGATING THE EFFECTS OF DROUGHT IN NIGERIA National Report on the Implementation of the United Nations Convention to Combat Desertification in those Countries Experiencing Serious Drought and/or Desertification, Particularly in Africa (CCD) For Submission at the Third Session … A major effect of desertification is the decrease in crop yields. It is a cost-effective solution, when coupled with rapid de-carbonization, to reduce and sequester carbon emissions and restore biodiversity. • More chance of Floods, drought and related losses. A major effect of desertification is the decrease in crop … Millions of people may be forced to leave the land when it can no longer sustain them. Others include “changes in vegetation cover, surface albedo (reflectivity of the Earth’s surface), and greenhouse gases fluxes”, she adds. Increased deserts have allowed for a … Increased Desertification. I find that the most significant effects of desertification is rural to urban migration which then produces further environmental pollution … Desertification and drought are closely related, and measures to address one will help combat the effects of the other. How does desertification affect you? Areas on the edge of hot deserts are especially at risk of desertification. Some of the other factors that lead to deforestation are also partly natural and partly anthropogenic, like desertification of land. In the year 2000, one third of the population of the earth dwelled in dryland ecosystems, and drylands are 41% of world’s land. And what remains left is a lifeless pile of dust instead of a life … No matter where you live, the consequences of desertification and drought concern you.

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