Pakistan is not selfsufficient in wood based products and spends billions of rupees on import of wood and wood based products. Causes, effects and control strategies find, read and cite all the research you. Some of these efforts center on reducing co 2 emissions from deforestation, since. Lesson 2 deforestation research assignment introduction. Deforestation can also occur to produce the wood and organic materials needed for a variety of industries. Deforestation also plays a major role in global warming and its also responsible to the. The causes, effects and alternatives to deforestation in the rural. In southeast asia, deforestation has contributed to social conflict and migration. Some 250 million people living in forest and savannah areas depend on them for subsistence and income. Deforestation is caused by the growing demand for forest products and the. One of the most immediate effects is the loss of habitat of many species of animals. Seventy percent of earths land animals and plants live in forests. Tropical forests move more water than any other ecosystem on land, turning soil water into moisture in the air, cooling the atmosphere above them. Deforestation therefore favours a population explosion of this species.
Deforestation facts and information national geographic. 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. Deforestation is primarily a concern for the developing countries of the tropics myers, 1994 as it is shrinking areas of the tropical forests. The changes in area of forest by region and subregion are shown in table 1. Some reasons for this are widespread agricultural and logging purposes. Pdf on apr 25, 2012, sumit chakravarty and others published deforestation. Abstract deforestation has a negative impact on the immediate environment and on the global scale, climate change. Local and global effects of deforestation in the amazon. Deforestation and forest fires contribute approximately 25% of total carbon dioxide emissions. These include clearing for farming purposes, ranching and urban use. Looking at the importance of forests and trees in the previous pages, you can deduce the massive effects of deforestation and treecutting activities.
The vast majority of deforestation occurred after 1960 from road building and other activities butler 2009b. In many countries, people clear land to use it for other purposes, such as agriculture, pasture land, and urban development. Deforestation is the process of cutting down trees and clearing land. Pakistans forest resources are shrinking at a rate of one percent which will have dreadful effects on the people of pakistan.
The effects and linkages of deforestation and temperature. The cutting down of forest or deforestation can affect us and have serious effects on our environment as well. A few effects of deforestation are soil erosion, disruption of the water cycle, and possible even global warming when forest areas are cleared, it results in exposing the soil to the sun. Deforestation is the intentional clearance of forests by logging andor burning popularly known as slash and burn. Effects of tropical deforestation on climate and agriculture. One of the most dangerous and unsettling effects of deforestation is the loss of animal and plant species due to their loss of habitat. 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 prepared by giri tejaswi rome, march 2007 strengthening monitoring, assessment and reporting on sustainable forest management in asia gcpint988jpn. Common materials we use every day such as latex, cork, fruit, nuts, natural oils, and resins are found in the tropical forests. Each year, millions of acres of forest around the world are destroyed or degraded by fire. A metaanalysis of proximate and underlying causes of deforestation based on subnational case study evidence. Affordable and search from millions of royalty free images, photos and vectors. Transportation costs play a key role in deforestation but these effects are context specific. It adversely affects everything in some form or other, including the ecosystem, human beings, and the animals that live in the forests that are being ravaged. The increasing rate of deforestation is an issue all over the world.
Climate change is the biggest problem facing our planet. 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. Fires are a natural and beneficial element of many forest landscapes, but they are problematic when they occur in the wrong place, at the wrong frequency or at the wrong severity. Concluding remarks 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. Tropical deforestation contributes as much as 90% of the current net release of biotic carbon dioxide into the atmosphere. November 1998 he clearing of tropical forests across the earth has been occuring on a large scale basis for many centuries. Deforestation and degradation of forests create ecological problems in every. Deforestation disrupts the lives of millions of people.
Deforestation affects the people and animals where trees are cut, as well as the wider world. It also discusses the role of deforestation in triggering severe flooding,aquifer depletion, soil degradation and animal and plant extinction. It is well known that deforestation is a big problem in the world today, with hundreds and even thousands of vulnerable forest being cut down both for tinder and to make way for arable farmland for cows and other livestock. Isbn 9789535105695 contents preface ix section 1 forest management 1 chapter 1 deforestation. Deforestation figures show nigeria has the worst rate in the world of 55. The consequences of cutting down thousands upon thousands of acres of trees increases as human beings increase in. Evidence of both effects has been found in the literature. The effects of deforestation on animals healthy living. Essay on the meaning of deforestation essay on the history of deforestation in india essay on the causes for deforestation essay on the effects of deforestation essay. Impacts and causes of deforestation in the amazon basin.
On a larger scale, in some countries whole groups of people move from place to place around the forest, clearing the trees in. Harsh patel comp111 b81 effects of deforestation the clearing of tropical forests across the earth has been occurring on a large scale for many years. Deforestation causes of carbon dioxide in the atmosphere. About 2,000 trees per minute are cut down in the rainforests. Rather shockingly, 36 million acres of natural forest.
This section looks at a deforestation definition, causes of deforestation, effects of deforestation, solutions to deforestation and deforestation facts. The local level is where deforestation has the most immediate effect. The government as well as the environmentalists are now thinking how to stop deforestation so that the condition of the forest would be saved. Deforestation also affects the climate in more than one ways. Deforestation is consequently an important potential source of carbon. Deforestation causes, effects and solutions conserve. Deforestation by a peasant farmer is often done to raise crops for selfsubsistence, and is driven by the basic human need for food. While the secondary data source involved the search into published and unpublished materials relevant to the subject matter.
This change may represent as much as 20% 30% of the total carbon flux due to humans, i. Deforestation has so many negative consequences on the environment. Soil erosion destruction soils and the nutrients in them are exposed to the suns heat. In our search for model solutions to the deforestation problem we first summarise the causes of deforestation, special attention being paid to the situation in. The latest deforestation news is included at the foot of the page. When deforestation occurs, many of the trees are burnt or they are allowed to rot, which results in releasing the carbon that is stored in them as carbon dioxide. 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. With forest loss, the local community loses the system that performed valuable but often underappreciated services like ensuring the regular flow of clean water and protecting the community from flood and drought. Deforestation can result to watersheds that are no longer able to sustain and regulate water flows from rivers and streams. Effects of deforestation pattern and private nature reserves. Trees also provide the required shade that keeps the soil moist. This, in turn, leads to greater concentrations of carbon dioxide in the atmosphere. 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. Boahene african society for environmental management, po box 2205, 3500 ge utrecht, the netherlands.
The effects and linkages of deforestation and temperature on climate change in nigeria. Its primary purpose is to help users understand the longterm climate effects co2 concentrations, global temperature, sea level rise of various customized actions to reduce fossil fuel co2 emissions, reduce. Thus, deforestation can alter the earths biodiversity making a lot or rare species even more extinct. Another most noticeable impact of deforestation is the increasing humanwildlife conflict. Deforestation is an important factor in global climate change. The link between deforestation and climate change is known. The decreasing forest cover is limiting the habitats of many species due to which is forcing them to intrude with human welfare 36. Pdf the growth of human settlements into vast urban metropolitan areas is often accompanied by relatively higher temperatures in.
The loss of tropical rainforest is more profound than merely destruction of beautiful areas. People living near the rainforests sometimes cut down the trees in order to create farms for the cultivation of crops. As the concentration of carbon dioxide increases, a layer forms in the atmosphere that traps sun radiation. Many people before just abuse the forest by cutting down the trees simply and burning the whole forest. While the secondary data source involved the search into published and unpublished materials relevant to. The first part of the chapter gives an overview of the extent of the problem of deforestation. Deforestation is the cutting down of trees from an area with no intention of establishing a future stand of trees. Lambin, eric iii landuse and landcover change lucc project iv. Croads is a simplified version of a climate simulator. There are increasing instances of invasion and animal killing. Pdf effects of deforestation on land degradation researchgate. Deforestation is when humans remove or clear large areas of forest lands and related ecosystems for nonforest use.
The first step in turning the wilderness into a shopping center is deforestation. Tips how to stop deforestation the effects of deforestation. Trenberth, kathleen miller, linda mearns and steven rhodes national center for atmospheric research boulder, colorado university science books sausalito, california. Trees release water vapor in the air, which is compromised on with the lack of trees. The destruction of the forest is called deforestation. This radiation gets converted to heat and causes global warming. Trees are highly effective in absorbing water quantities, keeping the amount of water in watersheds to a manageable level. The effects of deforestation patterns, private naturereserve extents and agricultural fallow periods on forest conservation were simulated for settlement projects. This process, known as deforestation, involves the cutting down, burning, and damaging of forests. Causes, effects and control strategies 5 deforestation are maintained. According to the forestry division of the food and agricultural organization of the united nations fao, deforestation is the permanent. The effect of deforestation on the climate and environment.
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