deforestation and desertification ppt

You can change your ad preferences anytime. Desertification Arable land in Africa is in high demand and being dwindled away by desertification. Deforestation adds 15% of the CO2 in the atmosphere, more than the carbon from all cars and trucks. Such declines may be the result of climate change, deforestation, overgrazing, poverty, political instability, unsustainable irrigation practices, or combinations of these factors. Examples of deforestation include conversion of forestland to farms, ranches, or urban use. – A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow.com - id: 892d0e-MzhlY ØUNCED in Rio de Janeiro in 1992adopted this definition: “Desertification is land degradation in arid, half-arid and dry sub-humid areas, resulting from various factors, including climatic variationsand human activities.” 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. In India, at the beginning of 20th century forest cover was about 30% of the total land. SS7G2 The student will discuss environmental issues across the continent of Africa. Animals being allowed to graze too heavily in an area … Presentations (PPT, KEY, PDF) logging in or signing up. In these cases, trees are never re-planted Desertification: The process by which fertile land becomes desert, typically as a result of drought, deforestation, or Examples of deforestation include conversion of forestland to farms, ranches, or urban use. The clearing of forests is a big contributor to global climate change. View deforestation (1).ppt from GEOGRAPHY MISC at Southern New Hampshire University. Deforestation Mrs. Denicola's Science Corner 782659 PPT. Take a tour now! Deforestation makes soil vulnerable to wind and water erosion. Animals being allowed to graze too heavily in an area and … 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. Text with annexes. Desertification, the process by which natural or human causes reduce the biological productivity of drylands. Deforestation is the process of forests being destroyed to make way for human development. World forest cover of 7000 million hactares has been reduced 2400 million hectares in 2000. A majority of the desertification is the result of the actions of people rather than climate. Download Let's Connect. See our User Agreement and Privacy Policy. Sahel (sub-Saharan Africa): Explain why this region is at risk from desertification and strategies to manage this risk. Desertification is more anthropogenic (man-made) than it is natural. Introduct Deforestation is a leading cause of climate change which is a leading cause of crop extinction. Deforestation also has adverse impacts on biosequestration of atmospheric carbon dioxide, increasing negative feedback cycles contributing to global warming. At that rate, deforestation will add 200 billion tons of carbon into the atmosphere in coming decades. Deforestation is the process of forests being destroyed to make way for human development. This subject is usually discussed when looking at the effects it has on the rainforest biome, but it can also occur anywhere in the world when a forest is artificially transformed for another purpose. And finally, forests are the natural home and habitat for millions of species … 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. Millions of people will likely lose their livelihood and will have to migrate to foreign countries in order to survive. It is land degradation occurring in arid, semiarid and dry sub-humid areas of the world. Between 2000 and 2009, 32 million acres of tropical rainforest were cut down. Land degradation has accelerated during the 20 th and 21 st centuries due to increasing and combined pressures of agricultural and livestock production (over-cultivation, overgrazing, forest conversion), urbanization, deforestation and extreme weather events such as … There should be an implementation of regulations of laws at organizational and governmental levels due to the extent of deforestation. U.N. Environmental Programmes for the Convention to Combat Desertification (CCD) Google Scholar It begins with the loss of plant life through drought or human activities. APIdays Paris 2019 - Innovation @ scale, APIs as Digital Factories' New Machi... No public clipboards found for this slide. Introduct Deforestation accentuates soil erosion (soil degradation). Deforestation is accompanied by reduced humidity, owing to the absence of transpiring trees. Forest conservation as the name suggests is the preservation and the protection of forests. Deforestation: When humans remove or clear large areas of forest lands and related ecosystems for non-forest use. Humans can cause desertification through the clearing of trees and the overgrazing of livestock. Deforestation can meet some human needs. AND MANAGEMENT. b. A minority has grown rich from the unsustainable use and largescale exploitation of land resources, with related conflicts intensifying in many countries. See our User Agreement and Privacy Policy. 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 Original Tutorials. Deforestation-Desertification. Show: Recommended. Share Add to Flag Embed . Deforestation, clearance, or clearing is the removal of a forest or stand of trees where the land is thereafter converted to a non-forest use. The world has reached a point where we must reconcile these differences and rethink the way in which … The clearing of forests is a big contributor to global climate change. Taega2002. A presentation about the state of the world's forests, the main causes behind deforestation, and what we can do about it. Deforestation is the cutting down of trees from an area with no intention of establishing a future stand of trees. Desertification is a big global problem, which will become even worse due to the effects of global warming. Deforestation. Desertification affects the livelihoods of millions of people, as it occurs on all continents (except Antarctica). The last chance for extinction for this plant species and complete desertification. 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. 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. TROPICAL and TEMPERATE RAINFOREST DEFORSTATION Definition The definition of deforestation … ADVERTISEMENTS: Desertification: Causes, Effects and Control! Human Impact: Desertification It is a […] See our Privacy Policy and User Agreement for details. Deforestation is the conversion of forested areas to non-forest land for use such as arable land, pasture, urban use, logged area, or wasteland. PPT - Desertification PowerPoint Presentation - ID:3013857 Global Change and Natural Resources Management (BB-507) “Deforestation destroys wildlife habitat and is a key reason for populations of wildlife having plunged by half in the last 40 years, starting a sixth mass extinction”. World forest cover of 7000 million hactares has been reduced 2400 million hectares in 2000. You can change your ad preferences anytime. Salt patches and and salt tolerant grass and shrub species. Deforestation indonesia David Santoso. PPT ON DEFORESTATION BY Mandar Gadkari. 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. It is a […] UNEP (1994) United Nations convention to combat desertification in those countries experiencing serious drought and/or desertification particularly in Africa. Share Add to Flag Embed . 1. Ban on cutting of trees and new trees and planting more. Sort by: Deforestation - Deforestation Causes, effects and impacts Aims and objectives 1. Finding 2. After this lesson, students will be able to: 1. analyze the importance of forests 2. define deforestation 3. list the outcomes resulting from deforestation 4. identify specific examples of deforestation reducing deforestation in the Amazon ... Desertification is where the soil dries out and blows away and the land becomes desert. It is estimated that about 40% forests have been lost in the tropics compared to 1% loss in temperatre regions. Desertification takes place in drylands all over the world. Deforestation is a leading cause of climate change which is a leading cause of crop extinction. Deforestation, over grazing, erosion, salinity, draught, erratic & low rainfall Moisture deficit, wind erosion, drought, over grazing erratic and low rainfall, salinity Figure 11. Deforestation is decrease of forest cover of an area. A.S. Goudie, in Encyclopedia of Environmental Health, 2011. It is land degradation occurring in arid, semiarid and dry sub-humid areas of the world. Alexandra LOVICHOVA, Nicholas EIO, Kenneth HO. Reducing Deforestation In The Amazon Desertification PPT. Ban on cutting of trees and new trees and planting more. Figure 4. Deforestation, in fact, leads to soil erosion on a large scale since the topsoil comes loose. Desertification is a big global problem, which will become even worse due to the effects of global warming. Desertification is the process by which dry land becomes desert. 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. Presentation Summary : Case study: strategies for. Roots of trees and plants bind the soil particles and regulate the flow of water, thus saving soil from erosion. Case Study: Strategies For. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Section C: Physical Landscapes in the UK extreme temperatures, water supply and inaccessibility). The main cause of deforestation in Africa’s rainforests today is … Deforestation Powerpoint[1] tutmon930. 1. 1 Other Resources. Deforestation adds 15% of the CO2 in the atmosphere, more than the carbon from all cars and trucks. Deforestation major factor in global warming. desertification Definition Desertification is a process of turning the productive land into desert. a reduction in deforestation on a global scale 4 Early results show that 6.3 bn tons of carbon emissions were reduced by REDD+ from 2010 to 2016 90% of the world‘s tropical forest is included in REDD+ mechanism today 50+ countries are actively engaged in the REDD+ Mechanism submitting goals to … Figure 5. Desertification, the process by which natural or human causes reduce the biological productivity of drylands. It is often used to describe what occurs in tropical rainforests when the forest is cut and cleared to install crop lands, plantations, or pasture for agricultural purposes. Deforestation. Deforestation is decrease of forest cover of an area. Desertification poses one of the greatest environmental challenges today and constitutes a major barrier to meeting basic human needs in drylands. - The Guardian, 27 June 2018. People cutting down the trees that help hold the soil in place. View deforestation (1).ppt from GEOGRAPHY MISC at Southern New Hampshire University. In this article, the causes, effects and solutions for desertification are examined. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. 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. Cause and effects of deforestation jasher136. The tropical and sub-tropical lands are more prone to desertification. Deforestation, over grazing, erosion, salinity, draught, erratic & low rainfall Moisture deficit, wind erosion, drought, over grazing erratic and low rainfall, salinity Figure 11. No public clipboards found for this slide, Deforestation: Causes, Effects and Solutions. Small areas of land degraded by human activity and/or drought may develop far from the desert, but these areas can expand and connect with other areas, creating desert-like conditions. Copy embed code: ... Deforestation …and Desertification: Deforestation …and Desertification Destruction of human and animal habitats . We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. Clipping is a handy way to collect important slides you want to go back to later. 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 All Time. Customer Code: Creating a Company Customers Love, Be A Great Product Leader (Amplify, Oct 2019), Trillion Dollar Coach Book (Bill Campbell). 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. Such declines may be the result of climate change, deforestation, overgrazing, poverty, political instability, unsustainable irrigation practices, or combinations of these factors. Desertification in Africa is caused by: Poor farming practices. Download Let's Connect. Forests also play an important part in the water cycle and control moisture levels of our ecosystem. A multi-level English curriculum featuring cartoon animated videos, engaging games, interactive tests and a progress tracker. Deforestation also has adverse impacts on biosequestration of atmospheric carbon dioxide, increasing negative feedback cycles contributing to global warming. In this article, the causes, effects and solutions for desertification are examined. It is estimated that about 40% forests have been lost in the tropics compared to 1% loss in temperatre regions. The best way to stop deforestation is replanting. 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deforestation and desertification ppt 2021