Habitat loss and degradation by michael evans - tue, 10 may 2011 09:50:00 gmt habitat loss is when land cover, or its aquatic equivalent, is changed, usually as a result of changing use by humans whenever we humans take over natural areas for our own use, we are encroaching on the habitat of another creature and progressively we are. Here is your paragraph on environmental degradation: environmental degradation refers to the deterioration in the physical component of the environment, mainly due to biological processes, but more especially due to human activity, to such a great extent that it cannot be easily restored by the self-regulatory mechanism or homeostatic mechanism of the environment. Land speculation can be included as cleared land is more valuable than forested land deforestation, done in the name of progress, and the long-term, devastating effects of it, is killing our planet to understand the effects of deforestation one must understand the reasoning behind the decision to clear forestlands. The pie chart and the table show the causes and percentage of land degradation in three areas, respectively the pie chart shows that the cause of land degradation can be classified into three main causes, namely deforestation, over-cultivation, over-grazing, and other factors.
Major causes of land degradation in india – essay land, a non-renewable resource, is central to all primary production systems over the years, the country’s landmass has suffered from different types of degradations degradation of land is caused by biotic and abiotic pressures an ever-increasing population places enormous demands on land resources. The dangers of land degradation we will write a custom essay sample on the dangers of land degradation for only $1390/page order now. Essay # 5 causes of land degradation: the causes of land degradation has been grouped into three categories viz natural degradation hazards, direct causes of land degradation, underlying causes of land degradation (i) natural degradation hazards cyclones, drought, volcanic activities etc. Home ielts academic writing task 1 model answer – causes of worldwide land degradation feel free to call us +61450973975 [email protected] ielts online practice , academic writing task 1 , ielts online practice , academic training , model answer , writing , writing task 1 , 3.
Abstract causes and consequences of land degradation: a case study on ‘keyain’ village of munshigonj district author: abu sayeed during the last few years the agriculture sector is facing danger in many ways. The extent of soil degradation is influenced by a number of factors, many of which are interrelated, namely soil characteristics, relief, climate, land use and socio-economic and political controls (fig 231. Land degradation involves change in the properties of land and soil (texture, color, grain size) and its functions (water holding capacity, infiltration, supporting plant life) more often than not, the changes are negative. Effects of environmental degradation: one of the greatest challenges facing humanity is environmental degradation, including deforestation, desertification, pollution, and climate change – an issue of increasing concern for the international community.
Land degradation is a process in which the value of the biophysical environment is affected by a combination of human-induced processes acting upon the land it is viewed as any change or disturbance to the land perceived to be deleterious or undesirable. Published: mon, 5 dec 2016 land degradation is an issue of increasing concern to most countries it is a concept in which the value of the environment is affected by one or more combination of human induced processes acting upon the land. Over 32 billion people are at risk from soil erosion, vegetation loss, and other forms of land degradation one fifth of china's farmland polluted by jennifer duggan the guardian, april 14, 2014.
Land disturbance: a more basic cause of environmental degradation is land damage numerous weedy plant species, for example, garlic mustard, are both foreign and obtrusive numerous weedy plant species, for example, garlic mustard, are both foreign and obtrusive. Soil degradation has plagued mankind for thousands of years archaeological have shown that land degradation was responsible for extinction of harappan civilization in india, mesopotamia in western asia and the mayan culture in central america. Although the land degradation legacy is evident here, globally, land degradation is accelerating the most in non-dryland areas, which is likely to affect water availability in future according to the 2008 global assessment of land degradation, 78 percent of the degrading land between 1981 and 2006 lay outside the drylands.
Continued land abuse during droughts, however, increases land degradation desertification creates conditions that intensify wildfires and stirring winds, adding to the tremendous pressure to earth's most precious resource, water, and, of course, the animals dependant on it. The causes of land degradation can be divided into natural hazards, direct causes, and underlying causes natural hazards are the conditions of the physical environment which lead to the existence of a high degradation hazard, for example steep slopes as a hazard for water erosion. Essay on land degradation and its cause land degradation is a concept in which the value of the biophysical environment is affected by one or more combination of human-induced processes acting upon the land natural hazards are excluded as a cause however human activities can indirectly affect. Environmental degradation is the deterioration of the environment through depletion of resources such as air, water and soil the destruction of ecosystems and mass movement of land, a decline in water quality is probable, while water will carry more nutrients, it will also carry more contaminants.
These include pressure on land, land/soil degradation, forests, habitat destruction and loss of biodiversity, changing consumption pattern, rising demand for energy, air pollution, global warming and climate change and water scarcity and water pollution. Effects include land degradation, soil erosion and sterility, and a loss of biodiversity, with huge economic costs for nations where deserts are growing loss of arable land arable land is any land that can be used to grow crops.
Environmental pollution refers to the introduction of harmful pollutants into the environment the major types of environmental pollution are air pollution, water pollution, noise pollution, soil pollution, thermal pollution, and light pollution deforestation and hazardous gaseous emissions also leads to environmental pollution. Land degradation is a composite term, which mainly refers to the worse change in land resources including soil, water, vegetation, rocks, air, climate, relief etc, because of any reason the occurrence of landslide is also considered as a kind of land degradation phenomena. Global warming essay: causes, effects & solutions introduction global warming is a phenomenon due to which the temperature of the earth’s surface land, water, and atmosphere, is rising year-by-year due to many natural and human-made causes.