Other causes of deforestation include the f ollowing a fire. Most of the clearing is done for agricultural purposesgrazing cattle, planting crops. This, in turn, leads to greater concentrations of carbon dioxide in the atmosphere. Major purpose of the study the major purpose of this research was to assess the major causes of soil erosion and deforestation, and to gain an understanding of how deforestation and soil erosion affect. Here team guidetoexam brings to you essay on deforestation and its effects along with solutions to deforestation. As surprising as it may sound, zimbabwe was one of subsaharans most successful countries.
Historical causes of deforestation while we are just now realizing the harmful effects that deforestation is having, the destruction of the forests has been going on since the dawn of man. It leaves the land bare, making it susceptible to various. For example, 75% includes only areas with more than 75% tree cover, whereas 10% includes all areas with more than 10% tree cover. We have to know what are the causes, effects and solutions to energy crisis. Pakistans forest resources are shrinking at a rate of one percent which will have dreadful effects on the people of pakistan. Deforestation is the permanent destruction of forests in order to utilize the land or trees. Atmospheric for global warming deforestation is the major contributor. While the secondary data source involved the search into published and unpublished materials relevant to. At the same time deforestation may be causing increased prices or shortages of. Deforestation now a serious threat zimbabwe situation. The consequences of deforestation are devastating, and may, amongst other negative impacts, result in a reduction in the provision of overall ecosystem services. Jun 05, 2015 another significant industry in zimbabwe is tobacco, which has also been in the limelight recently for accelerating deforestation. Land tenure, has, over the years been identified as a major underlying cause of deforestation in zimbabwe.
Deforestation of woodlands in communal areas of zimbabwe. 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. These are just a few of the causes and effects of deforestation. The causes of deforestation in developing countries. Deforestation may have destructive or constructive consequences depending upon ecological conditions, extent of economic development, and many other factors allen 1983. Understanding the causes of biodiversity loss and the policy assessment framework 5 6. An application of binary logistic regression model. Penny encyclopedia of life support systems eolss the situation in africa is particularly acute, but even the densely populated asian and pacific regions contain roughly 1.
Deforestation and woodland degradation are issues of great concern in zimbabwe. On this basis, extended deficiency of water can affect the society in various ways both directly and indirectly. 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. Fao supports zimbabwe national forest policy formulation process. Logging, including illegal logging, is a driver of deforestation. We have crafted these essays on deforestation in various words so that students of different standards get benefited. The most discussed causes of deforestation such as population, gross domestic product, external debt, government policies etc. An increasing supplydemand for products such as palm oil and soybeans are driving producers to clear forests at an unnerving rate. Natural factors include natural forest fires or parasitecaused diseases which can result in. 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. Nov 11, 2018 energy crisis is happening mainly because of our dependance on fossil fuel. Harvesting, forest fires, and insect infestations do not count as deforestation because the affected areas will eventually grow back.
Zimbabwe food and agriculture organization of the united nations. Communal land in ward, masvingo district, in zimbabwe, which is shown in fig. Debate on these issues has identified a number of causes including expansion of arable land, demand for fuelwood and construction poles, and urban expansion. Desertification has been defined as land degradation in arid, semiarid, and dry subhumid areas resulting from various factors, including climatic variations and human activities11. The first willing buyer willing seller farms settled in the early 1980s are now bare rock. Deforestation definition, causes, effects, and control. Causes and impacts of land degradation and desertification. Water use is part and parcel of almost every human activity as well as the life of plants and animals. In many countries, people clear land to use it for other purposes, such as agriculture, pasture land, and urban development. Removing trees causes soil erosion and this, in turn, leads to dry and less fertile soils making it harder to grow crops.
This is mainly because people in the forefront of cutting down and burning trees do not know the aftermath effects of cutting down trees. On the other hand, the socioeconomic and ecological effects of deforestation are varied and often unknown. Water pollution is the contamination of water bodies e. The effects of deforestation range from standard environmental like changes in the atmosphere and biodiversity, to economical impacts.
Zimbabwe s forests contain 492 million metric tons of carbon in living forest biomass. Deforestation of the amazon rainforest the story so far. Deforestation is a burning issue because it is increasing daily. Deforestation poses a grave threat to this biodiversity. There are many causes of tropical deforestation commercial logging, largescale agriculture e. This work causes of deforestation of the brazilian amazonappears in this context. The report also found that deforestation has also caused other problems in. This is remarkably shortsighted given the many benefits forests bequeth mankind. Deforestation is not limited to communal areas in zimbabwe but also extends to commercial farming areas and even government protected woodlands. Direct causes people have been deforesting the earth for thousands of years, primarily to clear land for crops or livestock.
Basically, the land isnt suitable for farming on a sustainable basis. Farmers often clear the land for cattle by using slash and burn techniques cutting down trees and burning them. The latest deforestation news is included at the foot of the page. Long and short essay on deforestation and its effects. Penny encyclopedia of life support systems eolss population growth and increasing per capita demands for forest products and therefore forest exploitation, and the conversion of forested land for the purpose. Forests are complex ecosystems that are important to the carbon and water cycles that sustain life on earth. Deforestation and forest degradation as an environmental. Deforestation is one of the most alarming social and environmental issues of the present time. Trees and plants emit carbon in form of carbon dioxide from the atmosphere during photosynthesis. The causes of deforestation in developing countries jstor.
Causes, effects and control strategies 5 deforestation are maintained. The central issue which it attempts to study is the role of cattle ranchingits dynamic and profitabilityin the expansion of deforestation. Indeed, understanding the effects of migration on the environment requires careful analyses of the full range of. Deforestation is a serious threat to our world despite it taking the backseat to more talked about issues. According to the intergovernmental panel on climate change deforestation, mainly in tropical areas, could. Harare, zimbabwe, 26 th november 2014 the government of zimbabwe has launched the national forest policy formulation process, as the country starts to step up efforts to have proper guidance for the development of the sector. This blog is focusing on causes and effects of deforestation in zimbabwe. Case studies on forest ecosystems and biodiversity loss 151 7. Deforestation is caused by multiple drivers and pressures, including conversion for. Population growth is a major hindrance to attainment of sustainable development. Deforestation is major problem in ethiopia as the people rely on biomass energy for cooking. Deforestation and lack of soil conservation measures in zimbabwe has caused death and destruction from flooding downstream in mozambique. Deforestation is has a result of the interaction of environmental, social, cultural and political forces in a given region.
Corruption has a negative effect on both inequality and the provision of basic services, so it affects poor people disproportionately. Energy crisis is one of the most talked topics in present times. Typically, deforestation is clearing a lot of trees without the intention of establishing future growth. A major cause of deforestation is agriculture plantations. Deforestation, the permanent destruction of forests in order to make the land available for other uses, is considered to be a contributing factor to global climate change. Background zimbabwe is a landlocked country with a population of approximately thirteen million people, and 80 percent of them live in the rural areas zimstat, 2012. This section looks at a deforestation definition, causes of deforestation, effects of deforestation, solutions to deforestation and deforestation facts. The debate on these issues has identified a number of causes. Deforestation is one of the major effects posed by the smallholder tobacco. The cause and effect of deforestation in the amazon. Study on understanding the causes of biodiversity loss and. In addition, between 2000 and 2010, the world lost about 3. According to an article published by the inter press service ips, forests are being cleared and converted to tobacco fields in some remote areas.
Like several other remote parts of zimbabwe, we have no electricity here and for years we have been depending on firewood, which is the main source of energy for rural dwellers even for the past generations, and you can just imagine the amount of deforestation remote. High energy venturi scrubbers packed towersetoponox removal. Vulnerability and impacts on her economic activities arising for climate change effects. Swaziland, tanzania, togo, uganda, zambia, zimbabwe. Although situations widely vary, the following can be highlighted as the most common. Between 1990 and 2010, zimbabwe lost an average of 327,000 ha or 1. Corruption has a negative effect on domestic investment and tax revenues. The rate at which deforestation is occurring here will convert zimbabwe into an outright desert in just 35 years if pragmatic solutions are not proffered urgently and also if people keep razing down trees for firewood without regulation, marylin smith, an independent conservationist and a former staffer in the government of president. Deforestation is ongoing and is shaping climate and geography deforestation is a contributor to global warming, and is often cited as one of the major causes of the enhanced greenhouse effect. The effects of drought are widespread and have devastating effects on the environment and the society as a whole.
Abdul azeemtextile processingntu water pollution introduction what is water pollution. Preliminary study on the drivers of deforestation and. Study on the evolution of some deforestation drivers and their. Causes of deforestation forests cover around 30% of the lands surface according to nasa but they are under threat from a variety of human activities. So now, of course, those settled want more land elsewhere. Lack of trust, reduced legitimacy and lack of confidence in public institutions can be both a cause and an effect of corruption. Modeling firedriven deforestation potential in amazonia under current and projected climate conditions. A major theme will be on the problem of diminishing supplies of firewood. In fact, tropical rainforests are believed to be the most diverse ecosystems on the planet. A longer exposure to radioactive radiations can damage the dna cells that results in cancer, genetic defects for the generations to come and even death. Biomass and land use carbon emissions data for zimbabwe tree cover threshold is used for defining the tree cover area. As the concentration of carbon dioxide increases, a layer forms in the atmosphere that traps sun radiation. People poach timber for sale in towns as firewood or to furniture manufacturers in the case of hard woods. There are many causes of tropical deforestationcommercial logging, largescale agriculture e.
Causes of deforestation of the brazilian amazon isbn. Deforestation causes of carbon dioxide in the atmosphere. Addressing the underlying causes of deforestation and forest. On a local scale, the clearing of forest land can cause a decline in the population of certain species. Hashmiu 14 in ghana and dzingirai 15 in zimbabwe claim. Deforestation also has adverse impacts on biosequestration of atmospheric carbon dioxide, increasing negative feedback cycles contributing to global warming. Dec 23, 20 causes and effects of deforestation here are some of the main causes and effects of deforestation. Deforestation is the process of cutting down trees and clearing land. Although tropical forests are largely confined to developing countries, they arent just meeting local or national needs. This blog will address all those issues in order to increase citizens awareness over deforestation.
Urban sprawl is one of the most difficult deforestation related issues to solve. Pdf the causes of and impact from deforestation on local. Trees are one of the most important aspects of the planet we live in. Deforestation causes different subregional effects on the amazon bioclimatic equilibrium. Pdf causes, effects and solution of water polution abdul. An assessment of factors influencing forest harvesting in.
Zimbabwes famed forests could soon be desert inter press. The changes in area of forest by region and subregion are shown in table 1. The three main causes of deforestation in the world are. The radiations destroy the cells in human body and causes cancer. Unesco eolss sample chapters land use, land cover and soil sciences vol. Sep 06, 20 zambias severe deforestation in recent decades is mainly as a result of bad land management, slashandburn farming methods, unsustainable logging and tree cutting for charcoal. Multiple factors, either of human or natural origin, cause deforestation.
Effects of deforestation in rural areas free zimsec. What are causes and effects of environmental degradation. Why deforestation happens deforestation occurs in many ways. When they are degraded, it can set off a devastating chain of events both locally and around the world. Nevertheless, deforestation has been a widespread phenomenon in tropical africa, with an annual forest clearance of between 1. Zimbabwe state of forest genetic report to food and agricultural. There are several effects of deforestation on earths climate and nature. Effects of nuclear pollution the effects vary from organism to organism and from level of radioactivity of nuclear isotopes. 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. This paper examined how some policies aimed at improving agricultural production may be contributing to deforestation of woodlands in the communal and. An assessment of land degradation in the save catchment of. Analysis on the causes of deforestation and forest. Water pollution is any chemical, physical or biological change in the quality of water that has a harmful effect on any living thing that drinks or uses or lives in it. A project on deforestation projectee ivb shubham mashidkar shubham sangole mandar gadkari kirti chandrashekar rao sumant mahulkar under the guidance of prof.