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Causes and effects of drought
Causes and effects of drought
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The paper, “The Significance and Responsibility of Rehabilitating Drastically Disturbed Land,” by Thadis Bow talks about the concept of drastic disturbance, potential disturbances, and the problems that come with them.
The concept of drastically disturbed lands was split of between two sections: types of disturbances and defining the process of rebuilding. 4 major types of disturbance were outlined, the first on being town, cities, and roadways. These disturbances have high social value so it is very unlikely, that there will be any remediation taking place unless they become abandoned. The second type of disturbance road cuts, fills, and shoulders of roads. Though these disturbances are small on their own, together they make up the largest areas of drastically disturbed lands. The third type of disturbance are mine spoils. Out of all the disturbance, this one receives the most public attention. They take up less space, but they represent the largest amount of damage in their locations. The fourth type is the high percentage of eroded farmland and rangeland. Because this a slow degradation, they often receive very little attention. As for defining degradation, Bow also split this into two possible options: restoration, and reclamation. The author defined restoration as being the exact replication of a site after the disturbance.
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On-site disturbance can range from vegetation removal, all the way to poisoning underground aquafers. This is why the reclamation process must be handled with care, as to make sure the land the will be capable of sustaining life after the disturbance. Off-site disturbance are not variables that are often taken account of. They can be as simple as the roads leading to the disturbance, or leading the sudden increase of a nearby town or city depending the purpose of the disturbance. Which as mentioned before, can still drastically degrade the
The most destructive problem that occurred a hundred years ago and is still practiced is that of tavy. Tavy is a process of forest clearing, also known as slash and burn. Humans living on the island use this system to create farmland for harvesting their most precious crops. What they do is they cut down all trees and or shrubs then set fire to the area of land that they want to farm. They use the burnt materials as fertilizers and then plant their crop. Next season the farmer must move to another area and continue to burn more of the forest down. Due to this form of farming, humans have turned vast wetlands into deserts and luscious forests into tundra. In the...
On one hand some say Native Indians in New England had ritual practices that created a stable self-regulating system. It balanced the human impact upon the surrounding ecology. On the opposite hand, one could say there is no stable way to interact with the environment. An unstable reaction can always be found. The riddle compels the reader to explore both the differences between Native Indians and Colonials way of living and how they impacted the land and its ecology. Through this study one can determine not only what exactly happened, but also how the land was before such changes
What does a man do when the canyon that he so dearly loves is transformed into an unrecognizable monstrosity at the hands of others that have no affinity to the area they have destroyed? Some may bemoan the destruction, yet lament that what’s done is done and move on. Others may voice their concerns with the unsightliness they see. However, rarely does one voice their views in such a poignant and direct way as to grab the attention of the reader and powerfully force the writer’s views into the mind of the reader. The essay “The Damnation of a Canyon” by Edward Abbey is a revealing look into the mind of an environmental activist and his dissatisfaction with man’s detrimental impacts on the environment and the natural world. Edward Abbey is acclaimed
...e slowly destroyed, effects would not only be seen at a local level but be noticeable on a global level. Mitigation areas should be established to alleviate any damage already done, and to prevent any further harm. These areas can help support fragile plant and animal life. Biodiversity is essential to our lives and the stewardship worldview should be used in this issue.
ABSTRACT: Robert Elliot's "Faking Nature," (1) represents one of the strongest philosophical rejections of the ground of restoration ecology ever offered. Here, and in a succession of papers defending the original essay, Elliot argued that ecological restoration was akin to art forgery. Just as a copied art work could not reproduce the value of the original, restored nature could not reproduce the value of nature. I reject Elliot's art forgery analogy, and argue that his paper provides grounds for distinguishing between two forms of restoration that must be given separate normative consideration: (1) malicious restorations, those undertaken as a means of justifying harm to nature, and (2) benevolent restorations, or, those which are akin to art restorations and which cannot serve as justifications for the conditions which would warrant their engagement. This argument will require an investigation of Mark Sagoff's arguments concerning the normative status of art restorations.
During the Great Depression, or the “dirty thirties”, the land had changed and definitely not for the better seeing that “severe drought and high winds degraded [the] farmland” (Gale, 2008). Although it was not nature’s fault for the Dust Bowl; the “years of overproduction and poor farming techniques had stripped the land of protective topsoil and left it vulnerable” to all patterns of western weather (Gale, 2008).
One of the most visible and mutual environmental impacts of ski areas on the environment is deforestation and grading of slopes. In order to service a multitude of winter sport enthusiast, mountain slopes must be cleared of dense forest in order to make way for ski runs and lifts. With the ski industry in the US showing steady numbers (Satistica) resorts have to come up with new attractions to keep past patrons and attract new customers. One of the ways that they do this is by opening up new terrain, which increases the amount of deforestation damaging the local vegetation. Ski resorts essentially have two options in creating new terrain. First clearing runs by removing trees and other woody vegetation, leaving the topsoil and seed bank intact or by grading slopes by using bulldozers to remove any abnormalities. The second method is preferred as it is faster and more efficient and allows for the slope to be opened earlier with less snow pact.(USA) The impacts of grading slopes by bulldozing destroy the vegetation, reduce the topsoil and greatly contribute to erosion. The removal of woody vegetation can also lead to a drastic change in the local vegetation in order to keep the trails clear it requires constant trimming of the new growth of unwanted vegetation that can help anchor topsoil in place and provide better growing conditions for other plants. The destructive method of bulldozing runs not only leads to environmental degradation but also can be counter productive. According to a UC Davis study, while clearing slopes of vegetation and irregularities by bulldozer might result in opening earlier than other resorts the increase in maintenance, will likely offset any monetary gains (USA).
Carol Franc Buck, Kat Martin, Millee Tibbs, and John Pfahl are a handful of photographers that are associated with altered landscapes. Altered Landscapes are photographs depicting scenery that tricks the mind into seeing something that’s not necessarily there. These types of photographs transform our mind into seeing something at a different range, then it actually is or even changing the scene by adding additional images. These four artists work in a similar way, with a similar subject, to create beautiful landscapes that are highly unique.
Leopold defends his position the advent of a new ethical development, one that deals with humans’ relations to the land and its necessity. This relationship is defined as the land ethic, this concept holds to a central component referred to as the ecological consciousness. The ecological consciousness is not a vague ideal, but one that is not recognized in modern society. It reflects a certainty of individual responsibility for the health and preservation of the land upon which we live, and all of its components. If the health of the land is upheld, its capacity of self-renewal and regeneration is maintained as well. To date, conservation has been our sole effort to understand and preserve this capacity. Leopold holds that if the mainstream embraces his ideals of a land ethic and an ecological consciousness, the beauty, stability and integrity of our world will be preserved.
and the effect it will have on the coast before they are allowed to be
The single biggest direct cause of tropical deforestation is conversion to cropland and pasture, mostly for subsistence, which is growing crops or raising livestock to meet daily needs. The conversion to agricultural land usually results from multiple direct factors. For example, countries build roads into remote areas to improve overland transportation of goods. The road development itself causes a limited amount of deforestation. But roads also provide entry to previously inaccessible—and often unclaimed—land. Logging, both legal and illegal, often follows road expansion (and in some cases is the reason for the road expansion). When loggers have harvested an area’s valuable timber, they move on. The roads and the logged areas become a magnet for settlers—farmers and ranchers who slash and burn the remaining forest for cropland or cattle pasture, completing the deforestation chain that began with road building. In other cases, forests that have been degraded by logging become fire-prone and are eventually deforested by repeated accidental fires from adjacent farms or pastures.
In the last 50 years, agriculture has intensified and yields per hectare have been rising. Intensification has allowed for a reversal of destruction of land. More land has been spared due to increased intensities. In India, 42 million hectares of land have been spared, approximately the size of California and globally, the world has saved an area the size of the Amazon (Ausubel, 1996). Of all human activities, agriculture transforms the...
Traditional methods for cleaning up contaminated sites such as dig and haul, pump and treat, soil venting, air sparging and others are generally harmful to habitats. Some methods strip the soil of vital nutrients and microorganisms, so nothing can grow on the site, even if it has been decontaminated. Typically these mechanical methods are also very expensive. Most of the remediation technologies that are currently in use are very expensive, relatively inefficient and generate a lot of waste, to be disposed of.
As a result of this process, the mine sites "do not develop normal soil structure or support the establishment of a plant cover". Many mine sites have...
...al. If land is not looked after, it becomes less productive and can become totally useless for sowing crops if allowed to grow back into bush.