Deforestation alters not only nearby ecosystems communities of interacting organisms and their environments but also the atmosphere on a global level, with devastating results. Deforestation is the conversion of forested areas to nonforest land use such as arable land, urban use, logged area or wasteland. Pdf effects of deforestation on land degradation researchgate. Harms wageningen university, nl, james hewitt independent consultant, uk, kate.
Deforestation results from various causes, most of which originate. Deforestation in amazon rainforest hits worst rate in 10. Despite the many negative effects of deforestation, the world economy is built on money rather than sustainability. With everything that is happening, the earth is threatened. Deforestation, clearance, clearcutting or clearing is the removal of a forest or stand of trees from. Deforestation has caused the loss of 50 to 100 animal and plant species each day. In addition to their previously mentioned roles, trees also function to retain water and topsoil, which provides the rich nutrients to sustain additional forest life. Looking at the importance of forests and trees in the previous pages, you can deduce the massive effects of deforestation and treecutting activities. Deforestation has been attributed to various damaging impacts. Deforestation in amazon rainforest hits worst rate in 10 years. Tropical forests provide many ecosystem and climatic services. Other effects of deforestation how does deforestation affect the economy.
Pdf the growth of human settlements into vast urban metropolitan areas is often accompanied by relatively higher. The negative consequences of global warming are catastrophic increasing drought and. Without deforestation, the earth is more at an equilibrium where the carbon released is equal to the carbon taken in by the trees. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Economically, deforestation has contributed much in giving many communities the opportunity to make positive changes in their lives. The past century saw massive deforestation in india. Deforestation definition, causes, effects, and control.
Japan and its impact on southeast asia deforestation. Cameroon rainforest deforestation historical views. Investigating the environmental effects of agriculture. Deforestation is the clearing of forests to satisfy various human needs. They house not only one of the oldest woodlands of the earth but also a unique plant world. Further effects of deforestation include soil erosion and coastal flooding.
Grosso, the brazilian state with the highest deforestation and soybean production rates. As a result of massive global urbanization and agricultural development, deforestation is a major factor contributing to climate change. Global society has experienced the damaging impacts of forest cover loss for a long. Agricultural technologies and tropical deforestation. Humans have gradually lost the forests that are very essential for our existence. They combined deforestation maps, field surveys, and satellitebased information to examine deforestation patterns in the mentioned area over a period of three years.
Typically, deforestation is clearing a lot of trees without the intention of establishing future growth. Drivers of deforestation and forest degradation forest carbon. The forest lands are converted in to farms, ranches and urban areas through deforestation. Deforestation means large scale cutting of forests. Harvesting, forest fires, and insect infestations do not count as deforestation because the affected areas will eventually grow back. Causes, effects and control strategies find, read and cite all. In india, many wild animals and birds are have become rare species due to massive deforestation. Long and short essay on deforestation and its effects.
Earth observations for estimating greenhouse gas emissions from deforestation in developing countries pdf. Long and short essay on effects of deforestation in. Reducing emissions from deforestation and forest degradation in developing. Brazilian officials announced on friday that deforestation in the amazon rainforest has reached its worst level in a decade. Deforestation is the process of cutting down trees and clearing land. Agricultural technologies and tropical deforestation edited by a. Tropical forest trees cover only six percent of earths land surface. Gases such as methane and carbon dioxide trap heat in earths atmosphere, leading change in climate. The latest deforestation news is included at the foot of the page.
These largely include the need to expand the agricultural land, increase the number of residential colonies, set up new industries and derive various products from trees and plants. Habitat disturbance we know its a home for many species and deforestation of forests merely for human greed and. Between 1980 and 2000, the amount of deforested area was. Do trees grow on money the implications of deforestation. However, the overexploitation of wood and timber can have a negative impact on the economy. Deforestation and climate change congressional research service summary efforts to mitigate climate change have focused on reducing carbon dioxide co 2 emissions into the atmosphere. The negative consequences of deforestation unfortunately, the negative consequences of deforestation far outweigh its positive effects. Cameroon rainforest deforestation the rain forests in the gulf of guinea in cameroon and nigeria are a socalled hotspot of biodiversity. Some of these efforts center on reducing co 2 emissions from deforestation, since.
Positives and negatives of deforestation essay and speech. According to study around seventy percent of the worlds animals and plants live in forests and due to deforestation they are quickly losing their habitats and loss of their habitats can even lead to their extinction as well. Trees absorb the carbon dioxide and release oxygen and water into the atmosphere and this contributes to global warming. Agents, causes, and consequences of deforestation, degradation, and. North america reached a peak between 1800 and 1850, which corresponds to the colonisation of the continent. Soil erosion destruction soils and the nutrients in them are exposed to the suns heat. The question of whether reported rates of deforestation include the fallows of shifting cultivation, or not, is another example of this issue. The combined effect of grazing and fires can be a major cause of deforestation in dry areas. In short, the fiscal advantages of deforestation have proven too. Deforestation has a negative effect on our environment. In many countries, people clear land to use it for other purposes, such as agriculture, pasture land, and urban development. This section looks at a deforestation definition, causes of deforestation, effects of deforestation, solutions to deforestation and deforestation facts. Habitat disturbance we know its a home for many species and deforestation of forests merely for human greed and uses results in the disturbance of their homes and habitat. Deforestation has so many negative consequences on the environment.
Losing forests gradually effects this cycle and results in decrease in sinks for carbondioxide and also poor supply of oxygen. Pdf on apr 25, 2012, sumit chakravarty and others published deforestation. Deforestation is the permanent destruction of forests in order to utilize the land or trees. Geological survey to enhance the management of agricultural landscapes land cover map of the conterminous united states from early 1990s data vogelmann and others, 2001. Remote sensing the large area of the brazilian amazon. Thus, deforestation can alter the earths biodiversity making a lot or rare species even more extinct. Efforts to secure mountain forest functions and counteract the negative impact of. Combustion of wood from deforestation releases the stored carbon in. Apart from these, deforestation also affects biodiversity and the natural processes in the ecosystem.
Deforestation effects biodiversity and tropical rainforests. Tropical deforestation and habitat fragmentation in the. Soybean production impacts climate and deforestation in. Pdf impact of deforestation on climate change iosr. Examples include the agriculture industry, the wood industry, and the construction industry. While the secondary data source involved the search into published and unpublished materials relevant to. Investigating the environmental effects of agriculture practices on natural resources scientific contributions of the u. Another cause behind deforestation is the cutting of trees for timber and fuel. One of the most immediate effects is the loss of habitat of many species of animals.
The scientists found that between 2001 and 2004 more that 540,000 ha. It should come at no surprise that deforestation has countless negative effects on the global environment, not just the environment surrounding the area. Farming, grazing of livestock, mining, and drilling combined account for more than half of all deforestation. So the overall atmospheric carbon dioxide content is the same. According to fao, deforestation is the conversion of forest to another land use or the longterm reduction of tree canopy cover below the 10% threshold. Finally, gis provides a data management tool with which we could manage large amounts of spatial data and precisely merge and geocode information from the more than 200 satellite images used in this study. State of the worlds forests 2016 shows that some countries have been able to reconcile the aspirations of the different sectors, increasing the agricultural productivity and food security of their populations while also halting and even reversing. An overview of theoretical and empirical studies on deforestation.
Deforestation can result from deliberate removal of forest cover for agriculture or urban development, or it can be an unintentional consequence of uncontrolled grazing which can prevent the natural regeneration of young trees. Forestry practices, wildfires and, in small part, urbanization account for the rest. It is purported that trees contain between 70 and 90 percent of the worlds entire species effects of deforestation, 2010. Essay on harmful ill effects of deforestation essay 5 600 words introduction. Trees are the primary and important part of nature.
Deforestation can also occur to produce the wood and organic materials needed for a variety of industries. Nigerias wildlife is rapidly declining due to habitat loss, increased pressure from hunters, poachers and bush burning, says vision 2010 report. Deforestation also has adverse impacts on biosequestration of atmospheric carbon dioxide, increasing. Greenhouse gas mitigation potential of combining forest. There are three main effects of the deforestation of tropical rainforests. Deforestation facilitates the generation of raw material for a wide range of industries. Essay on deforestation and its effects deforestation essay in 100 words the act of cutting down of trees permanently is known as deforestation. Carbon emissions and the drivers of deforestation and. Other causes include land use changes, forest land encroachme nts, grazing.
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