The aims of this study are to delineate the cambodian forest resource and to identify the underlying causes for. Thats why were campaigning for a deforestationfree future. Dec 22, 2014 after years of progress, deforestation of the amazon basin in brazil has increased for the past two years running. This workcauses of deforestation of the brazilian amazonappears in this context. You are also helping to reduce run off water from the hills. Commercial agriculture drives 71 percent of tropical deforestation. Should users find any errors in the documents or have comments for improving their. If the eu is to be a credible global force in forest protection and achieve zero deforestation by 2020, substantial progress in flegt implementation and agreement on further measures to exclude deforestation from supply chains must be achieved in the coming years. Zerodeforestation commodity supply chains by 2020 climate focus. Tropical deforestation as a source of greenhouse gas emissions. Deforestation success stories union of concerned scientists. The palm oil industry is one of the largest economic contributors to deforestation 2. Mar 26, 2012 it seems that deforestation is more about politics than any other conservation issue.
This absorption is the result of expanding forests in developed countries, the enhancement of. The changes in area of forest by region and subregion are shown in table 1. Deforestation and forest degradation deforestation and forest degradation are the biggest threats to forests worldwide. The cleared land on the forest is mostly used for plantation and farms for raising livestock. By planting trees, you are helping to combat global warming because trees absorb carbon dioxide. From each district, five year development plans dsedp and available official documents. Within brazil, the federal government has approved an action plan for the prevention and control of deforestation in the amazon region and, from 2004 to 2007, the annual deforestation rate in the brazilian amazon fell from a 10year high of more than 25,000 km2 to a 20. Kaimowitz center for international forestry research cifor, san jose, costa rica cabi publishing in. Strategies to reduce deforestation in brazil from controlling illegal deforestation to the challenge of sustainable production in the countrys forests and savannas.
Tropical deforestation contributes as much as 90% of the current net release of biotic carbon dioxide into the atmosphere. Outcome of the work of the ad hoc working group on longterm cooperative action under the convention, report of the conference of the parties to the unfccc on its sixteenth session, held in cancun from 29 november to 10 december 2010. These concepts will be introduced through class discussion and independent research. There is a clear linkages between deforestation and worlds demands of fiber, food, and fuel understanding the underlying or indirect causes of deforestation is crucial to address redd and climate change most deforestation is driven from outside forestry sector e. Proximate or direct drivers of deforestation and forest degradation are human activities and actions that directly impact forest cover and result in loss of carbon stocks. When looking at deforestation embodied in total final consumption, the. Drivers of deforestation and forest degradation forest carbon. Agriculture is the leading cause of deforestation 3. Drivers of deforestation and wto rules conflicts and solutions 1. Rearrange individual pages or entire files in the desired order. Lesson 2 deforestation research assignment introduction lesson overview this lesson will introduce students to the concept of deforestation, its effects on the environment, and how countries are working to save their forests. Some of these efforts center on reducing co 2 emissions from deforestation, since.
Deforestation and afforestation the earth times encyclopaedia. The worlds biggest reductions in deforestation and emissions. 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. Deforestation and forest degradation represent a significant fraction of the annual worldwide humaninduced emission of greenhouse gases. All uploads and downloads are deemed secure and files are permanently deleted from the smallpdf servers within an hour. Causes, effects and control strategies 5 deforestation are maintained. Deforestation is consequently an important potential source of carbon. There are increasing instances of invasion and animal killing. All over the world forests are being destroyed or degraded as a result of human activities including wood for fuel, building, foods and medical purposes, agricultural, livestock, strip mining and urban land needs, as well as pollution, warfare and population pressure.
Our experience with plantation forestry as it has developed this century offers us an excellent platform for rising to these. Deforestation is an activity of permanent destructionthe clearing of earths forests on a massive scale, damaging huge land areas by removing indispensable sinks for co2, destroying complex. There are several reasons why deforestation is performed. When first brought to notice, the response to deforestation was to reforest areas, not always in the same place. Causes of deforestation of the brazilian amazon isbn. Topic 1 ok center for international forestry research. Analysis of key drivers of deforestation and forest. Deforestation, which is the loss of wild forest habitats due to human activity, has grown into a global problem as demand for wood climbs. Tropical deforestation and climate change environmental. Deforestation figures show nigeria has the worst rate in the world of 55. Population can increase deforestation by increasing the supply of labor and the local demand for agricultural products, but population growth occurs simultaneously with other rural economic expansion that increases deforestation pressure, and an increase in cleared land can support a greater population. Tree roots prevent landslides and rock slides that sometimes can harm animals, people or damage buildings. Tackling illegal logging, deforestation and forest.
Before you combine the files into one pdf file, use merge pdf to draganddrop pages to reorder or to delete them as you like. It rose by 29% in the last recorded year, according to a recent report from the. Marsfm working paper 5 2007 forestry department food and agriculture organization of the united nations manual on deforestation, degradation, and fragmentation using remote sensing and gis. Reflections on the tropical deforestation crisis pdf. Deforestation deforestation regrowth undisturbed forest forest fragments figure 1.
Another most noticeable impact of deforestation is the increasing humanwildlife conflict. Reforestation 3 introduction reforestation includes the process of planting or otherwise regenerating and establishing a desired forest community on a given site. Reducing emissions from deforestation in developing countries. Over half of the tropical forests worldwide have been destroyed since the 1960s, and every second, more than one hectare of tropical forests is destroyed or drastically degraded. Basically, many of the function s of tropical forests are not marketed and as such are ignored in decision making. On top of that, its one of the quickest and most cost effective ways to curb global warming. Ending deforestation is our best chance to conserve wildlife and defend the rights of forest communities. Brazil has succeeded in reducing deforestation rates in the amazon, but has not succeeded in explaining to the general public how much of this deforestation was illegal and how much was legally authorized. Deforestation is primarily a concern for the developing countries of the tropics myers, 1994 as it is shrinking areas of the tropical forests. United nations framework convention on climate change. Four promising approaches for stopping deforestation for decisionmakers seeking to curtail deforestation, our metaanalysis of 117 spatially explicit econometric studies suggests four promising approaches. Forests are cleared to make room for farmland used to grow crops such as soy, bananas, sugar cane, rice, palms, corn, and coffee beans 3.
All of us has a small hand in making a difference, and this is how we, with your help, have chosen to begin. An important part of reforestation is the selection of an appropriate tree species or forest community to manage. Peter harries university of south florida department of geology committee member. A critical study of the literature about deforestation in the. Saibamais consultaspublicasad%20accuracy%20assessment. Lesson 2 deforestation research assignment introduction. After years of progress, deforestation of the amazon basin in brazil has increased for the past two years running.
Shrinking forests can cause widereaching problems, including soil erosion, water cycle disruption, greenhouse gas emissions and biodiversity losses. Three essential for reducing woods hole research center. Agricultural technologies and tropical deforestation. Trees cover over 25% of the earths land surface, and more than half of the forested resources are tropical.
General article deforestation and forest degradation in india. Other prioritization techniques include visually scanning for large clusters or linear features that indicate anthropogenic clearing and adding river and terrain information to screen for forest loss that is likely due to natural causes. Reducing emissions from deforestation and forest degradation in developing countries. Deforestation also contributes toair and water pollution, a loss of biodiversity, erosion, and climatic disruption. Analysis of key drivers of deforestation and forest degradation in the philippines table of contents foreword acknowledgements list of tables list of figures executive summary acronyms 1. Report on the assessment of drivers of deforestation and. Indeed some 31 countries do not even make the list because they have already removed most of their forests and even if that remain are seriously fragmented and degraded. United nations framework convention on climate change fact sheet. This change may represent as much as 20% 30% of the total carbon flux due to humans, i. Deforestation, clearance, clearcutting or clearing is the removal of a forest or stand of trees from. The dark areas are forest, the white is deforested areas, and the gray is regrowth.
The central issue which it attempts to study is the role of cattle ranchingits dynamic and profitabilityin the expansion of deforestation. 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. Collaboration toward zero deforestation aligning corporate and national commitments in brazil and indonesia primary authors dana miller, breanna lujan brazil case studies environmental defense fund brian schaap indonesia case studies forest trends with contributions from david burns national wildlife federation chris meyer environmental. An outline of the causes of deforestation in cambodia n. Most of the clearing is done for agricultural purposesgrazing cattle, planting crops. Angelsen center for international forestry research cifor,bogor, indonesia and department of economics and social sciences agricultural university of norway as, norway and d. The afforestation was often unsuitable, with sitka spruce where scots pine had been taken and varieties that local organisms could not adapt to. Deforestation and forest degradation impact the lives of 1. A new approach to combating deforestation in the amazon. Common reforestation techniques include both natural and. Agricultural technologies and tropical deforestation edited by a. An outline of the causes of deforestation in cambodia. Araha is striving to help combat deforestation in the horn through our selfreliance projects, which provide nomads with four goats, a pair of trees, and information on the importance of protecting the environment. The decreasing forest cover is limiting the habitats of many species due to which is forcing them to intrude with human welfare 36.
928 1300 226 560 1024 1075 91 885 1408 782 417 1057 1297 499 925 1360 157 686 1258 867 1355 1407 1004 391 925 1065 633 221 1335 1377 1455 72 325 456 910 214 561 1066 529 1281 573 379 275 1313 1407 740