deforestation and desertification ppt

Presentations (PPT, KEY, PDF) logging in or signing up. Presentations (PPT, KEY, PDF) logging in or signing up. APIdays Paris 2019 - Innovation @ scale, APIs as Digital Factories' New Machi... No public clipboards found for this slide. If you continue browsing the site, you agree to the use of cookies on this website. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. The best way to stop deforestation is replanting. Deforestation, over grazing, erosion, salinity, draught, erratic & low rainfall Moisture deficit, wind erosion, drought, over grazing erratic and low rainfall, salinity Figure 11. You can change your ad preferences anytime. Alexandra LOVICHOVA, Nicholas EIO, Kenneth HO. Cause and effects of deforestation jasher136. AND MANAGEMENT. World forest cover of 7000 million hactares has been reduced 2400 million hectares in 2000. Land is an essential building block of civilization, it is essential for growing most of the food that the world’s ever-growing population needs, and yet its contribution to our quality of life is perceived and valued in starkly different and often incompatible ways. See our Privacy Policy and User Agreement for details. The clearing of forests is a big contributor to global climate change. The water content in the soil and the groundwater levels also decline in the cleared land. It begins with the loss of plant life through drought or human activities. The last chance for extinction for this plant species and complete desertification. Desertification is land degradation in drylands that affects biological productivity as well as the livelihoods of millions of people. Copy embed code: ... Deforestation …and Desertification: Deforestation …and Desertification Destruction of human and animal habitats . However, among countries with a per capita GDP of at least $4,600, net deforestation rates have ceased to increase [12]. Share Add to Flag Embed . View deforestation (1).ppt from GEOGRAPHY MISC at Southern New Hampshire University. occur on a large scale [12]. EQ: How do poor soil and deforestation distress Sub-Saharan Africa? 1. Text with annexes. In fact, deforestation has been linked to desertification and droughts. 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 preservation of allnatural resourcesis absolutely essential for the balance of our ecosystem. Desertification is the process by which dry land becomes desert. This may sound very cliche, but recycling is the main way to reduce It is estimated that about 40% forests have been lost in the tropics compared to 1% loss in temperatre regions. Deforestation is a leading cause of climate change which is a leading cause of crop extinction. World forest cover of 7000 million hactares has been reduced 2400 million hectares in 2000. The main cause of deforestation in Africa’s rainforests today is … Desertification Arable land in Africa is in high demand and being dwindled away by desertification. You can change your ad preferences anytime. Section C: Physical Landscapes in the UK And finally, forests are the natural home and habitat for millions of species … Humans can cause desertification through the clearing of trees and the overgrazing of livestock. (Standard #: SC.7.E.6.6) 2 Original Tutorials. Looks like you’ve clipped this slide to already. Deforestation can meet some human needs. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. The last chance for extinction for this plant species and complete desertification. Deforestation is the practice of clearing a wide area of trees, so the land can be used for another purpose. Desertification poses one of the greatest environmental challenges today and constitutes a major barrier to meeting basic human needs in drylands. Desertification, the process by which natural or human causes reduce the biological productivity of drylands. Deforestation causes extinction, changes to climatic conditions, desertification, and displacement of populations, as observed by current conditions and in the past through the fossil record. Deforestation is one of the major causes to the environmental degradation which is affected by the agents like small farmers, ranches, loggers and plantation companies. The main cause of deforestation in … Case Study: Strategies For. Deforestation is accompanied by reduced humidity, owing to the absence of transpiring trees. DESERTS, DESERTS IN WORLD ,DESERTIFICATION DEFINITION & IT's TYPES , CAUSES OF DESERTIFICATION, MEASURES TAKEN TO PREVENT DESERTIFICATION . In India, at the beginning of 20th century forest cover was about 30% of the total land. The term desertification was coined by the French botanist, Aubreville, in 1949 to describe land degradation. Taega2002. These include clearing for farming purposes, ranching and urban use. The clearing of forests is a big contributor to global climate change. Millions of people will likely lose their livelihood and will have to migrate to foreign countries in order to survive. Deforestation, in fact, leads to soil erosion on a large scale since the topsoil comes loose. Desertification in Africa is caused by: Poor farming practices. Deforestation in India: Causes and Consequences of Deforestation in India! Understanding Desertification Introduction Desertification is the change of land and its vegetation that makes it unable to support life, becoming like a desert. Desertification, the process by which natural or human causes reduce the biological productivity of drylands. Figure 4. b. Salt patches and and salt tolerant grass and shrub species. The world has reached a point where we must reconcile these differences and rethink the way in which … Desertification, the spread of desertlike conditions as a result of a combination of climatic fluctuations and human impacts, is a form of land degradation that occurs in and around the world's drylands.Considerable debate surrounds the speed, nature, and causes of desertification, but it undoubtedly has a series of health implications. In this article, the causes, effects and solutions for desertification are examined. Finding 2. CAUSAL FACTORS Desertification is the process by which dry land becomes desert. Deforestation-Desertification. Deforestation is a leading cause of climate change which is a leading cause of crop extinction. It is well-acknowledged that the principal agent of land degradation is human activities. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Read at : Google Alerts – desertification Deforestation-Desertification Taega2002 – A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow.com - id: 892d0e-MzhlY The best way to stop deforestation is replanting. 1 Deforestation: Causes, Effects and Control Strategies Sumit Chakravarty 1, S. K. Ghosh 2, C. P. Suresh 2, A. N. Dey 1 and Gopal Shukla 3 1Department of Forestry 2Pomology & Post Harvest Technology, Faculty of Horticulture Uttar Banga Krishi Viswavidyalaya, Pundibari 3ICAR Research Complex for Eastern Region, Research Center, Plandu Ranchi India 1. Save trees prashant319. Deforestation is the conversion of forested areas to non-forest land for use such as arable land, pasture, urban use, logged area, or wasteland. Soil Erosion And Desertification In China 526741 PPT Presentation Summary : Deforestation is most obvious where land has been cleared to extend the area under cultivation and in the surrounds of urban areas where trees are stripped for Deforestation. Deforestation can meet some human needs. SS7G2 The student will discuss environmental issues across the continent of Africa. If our forests continue to vanish and release greenhouse gases into the air, crops like coffee, tea, avocados, chocolate, wheat, and bananas could be lost in our lifetime. A presentation about the state of the world's forests, the main causes behind deforestation, and what we can do about it. Desertification affects the livelihoods of millions of people, as it occurs on all continents (except Antarctica). The population explosion has created pressure on forest land and resources, and this causes deforestation. View deforestation (1).ppt from GEOGRAPHY MISC at Southern New Hampshire University. Soil Erosion And Desertification In China 526741 PPT Presentation Summary : Deforestation is most obvious where land has been cleared to extend the area under cultivation and in the surrounds of urban areas where trees are stripped for Deforestation is decrease of forest cover of an area. Share Add to Flag Embed . Generally, the removal or destruction of significant areas of forest cover has resulted in a degraded environment with reduced biodiversity. Go back to later barrier to meeting basic human needs in drylands Nicholas,! Reduced humidity, owing to the absence of transpiring trees presentation Summary: deforestation - deforestation,... Exploitation of land degradation occurring in arid, half-arid and dry sub-humid areas of forest cover resulted. 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deforestation and desertification ppt 2021