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Water scarcity ersay
Alarmingly high population growth rate has become a serious global problem today
Alarmingly high population growth rate has become a serious global problem today
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Human beings and ecological systems depend on water for survival (Kenneth). No human, animal or plant can survive for long without this essential commodity. For us humans, water is the driving engine of most of our economic and recreational activities. For instance, we depend on water for the production of energy in industries, transportation and outdoor recreation. Most of us equally depend on water for the provision of amenity and cultural values. Barlow and Clarke state that one cannot simply whisk away the crisis of fresh water we have in the world today (25). For us, fresh water is very essential for direct consumption. A huge majority of plants and animals also depend on fresh water for survival. Experts predict that if we do not take good care of our water resources, a huge water crisis is in the offing. Since life generally depends on water, it is imperative upon us to adopt solutions that will foster water conservation.
Fresh water is a fixed natural resource (Gleick 3). This implies that the supply of fresh water we have in our hydrological cycle cannot go up. According to Barlow and Clarke, almost everything that is being done in the industrialized world has the potential of worsening the already existing fresh water crisis (206). By failing to conserve the water we use, we stand the risk of exhausting all the fresh water we depend on. Studies have already shown that we are quickly running out of fresh water supply world over. This is as a result of dwindling water levels in rivers, lakes and underground aquifers. The consequences of lack of fresh water for consumption are far reaching. For instance, there would be increased cases of waterborne diseases, decreased economic output, reduced agricultural productivity ...
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“Water is needed for all living things. Water is our planet’s most precious resource. It is required by every living thing, yet a huge proportion of the world’s population struggles to access clean water daily.” (Feldman, 2012)
One of the biggest challenges facing the world is availability of fresh water. Only about one third of a percent is of the fresh water available on earth is found in surface and ground water for human consumption. Globally these sources of fresh water have been dwindling away and becoming scarcer every year as water demand grows. This problem is true throughout the world and is especially prevalent in the arid regions of the world such as the Southwest United States. Since I am a student here at the University of Arizona and a resident of the state now, these growing water issues not only affect me but all of the residents of Tucson, Arizona. This makes water sustainably critical to the entire region and me.
Throughout the path of human and mammal history, there have been a small number of characteristics in life that are needed to maintain and facilitate survival. These necessities consists of water, nutrition, shelter and oxygen, which many historians, anthropologists and humans in general have began to realize. Through this realization, one apprehends the fact that out of the four requirements of life, water by far provides as the most important. Each year, the world population increases exponentially; today being over seven billion. Due to this increase human beings have begun to experience a serious crisis dealing with the loss of water. The world has become limited with its supply of water, due to its high demand. Humans believe water is a resource that is completely renewable and everlasting, but through many years water supply is becoming extremely scarce. Statistically proven there is only " 2.5 [percent] which is freshwater. Almost all of it is locked up in ice and in the ground. Only a bit more than 1.2 [percent] of all freshwater (which was only 2.5 [percent] of all water) is surface water, which serves most of life's needs (The World's Water). Water, on a daily basis, is wasted through many daily activities such as people utilizing water in their houses, at work and tremendously through gardening. People cannot live without water, but many do not understand how much water supply around the world is potable. Many countries around the world do not facilitate clean water, usually consisting of dirt and bacteria, which makes many people ill. The polluted water is usually in the rural and poor countries, that do not have enough money and technology to provide hygienic water. Contaminated water broadens the s...
UNDP, 2006. Human Development Report: Coping with water scarcity. Challenge of the twenty-first century., s.l.: UN-Water, FAO, 2007.
Gleick, Peter H., (1999). The World's Water The Biennial Report on Freshwater Resources. Washington D.C.: Island Press.
Fresh water is naturally occurring water on the Earth 's surface in ice sheets, ice caps, glaciers, icebergs, bogs, ponds, lakes, rivers and streams, and underground as groundwater in aquifers and underground streams. Water is predicted to become scarcer by the years 2020 to 2025, 1.8 people will live in areas with water scarcity because of use, growth, and climate change. The problem is humans have shown that they are not sufficient water users which in other words means they 're wasting water. That is just one of many reasons a few other reasons as to why fresh water is a scarce resource are water footprints, pollution, and climate change. If we find a way to efficiently manage these factors we could help preserve
Water is a source that humanity need for both domestic and industrial use and is utilized in a huge amount. Thus, there is a pressure on water. The increase of population and the industrial development of the majority of countries aggravate the problem. The excessive consumption of water coupled with the scarcity of this resource makes the issue even more critical. According to Lefort, water covers around 70 percent of the Earth, freshwater makes up only 3 percent of it, moreover, almost all of that is unattainable to use. (Lefort, R.,1996) Generally, only about 0.01 percent of the world’s total water supply is considered available for human use. What is more frustrating is that only a few sources of fresh water can be relied
“97.5% of all water on Earth is salt water, leaving only 2.5% as fresh water” (Human Appropriation of the World's Fresh Water Supply). With only 2.5% of earth’s total water harmonious enough to use, we have to administrate it correctly. Iowa State University and the students are in the pursuit of discovering the best way’s to distribute the water in farming, improving quality of water, and the systems used to manage it. One of the representatives of the Iowa Water Center said, “We facilitate research related to water management and disseminate information to those in the water profession.”(Citation). This relates to everyone, because as humans we utilize water everyday. From a routinely shower, to our daily meal. In order to understand how
The insufficiency of fresh water and the increasing pollution of water bodies are becoming limiting factors in the economic and social development of many countries throughout the world. California for instance, requires water from sources that are miles away from them. As a result, their strategy for water conservation is to decrease carbon emissions and benefit human health. In some cases, Californians had to cut the use of water by more than 31 percent (Ian, 2015). It was mandatory to do so they understand the importance of water conservation. To survive during the time they were not allow to use water, they were provided with gallons of water. It is believed that, the amount of freshwater that is being used by people is 0.7% (The Gale Group, 2008). This small amount of available freshwater is recycled and purified by the action of the hydrologic cycle. Those processes includes evaporation, condensation, precipitation, and percolation through the ground.
Freshwater in the world makes up only a small portion of water on the planet. While the percentage of water in the world is nearly 70%, only 2.5% is consumable. Even further, only <1% is easily accessible to basic human needs. According to National Geographic, “by 2025, an estimated 1.8 billion people will live in areas plagued by water scarcity, with two-thirds of the world's population living in water-stressed regions as a result of use, growth, and climate change.” With this current trend, water will become more immersed in environmental, economic, political, and social changes. Many of these in later years shall need to be addressed as tension rises:
The problem of water scarcity has increasingly spread throughout the world as of yet, The UN reports that within the next half- century up to 7 billion people in 60 countries which is more than the whole present population will face water scarcity (Sawin “Water Scarcity could Overwhelm the Next Generation”). As well the demand for freshwater has tripled over the past 50 years, and is continuing to rise as a result of population growth and economic development. 70% of this demand derives from agriculture which shows the influence of water on food supply globally as well not just drinking water (Sawin “Water Scarcity could overwhelm the Next Generation”). But increasing water use is not just a matter of the greater number of people needing it to drink and eat; it also comes from pollution and misuse of water supplies, by either dumping or runoff of bacteria or chemicals into water. This also “causes other pollutions as well such as soil and air pollution, accelerating wetland damage and human caused global warming” (Smith and Thomassey 25). According to UN report, recent estimates suggest that climate change will account for about 20 percent of the increase in global water scarcity in coming decades.
Freshwater is quite scarce, but it is even scarcer than one might think: about seventy percent of all freshwater is frozen in the icecaps of Antarctica and Greenland and is unavailable to humans. Most of the remainder is present as soil moisture or lies in deep underground aquifers as groundwater. It is not economically feasible to extract this waster for use as drinking water. This leaves less than one percent of the world’s fresh water that is available to humans. It includes the water found in lakes, reservoirs, groundwater that is shallow enough to be tapped at an affordable cost. These freshwater sources are the only sources that are frequently replenished by rain and snowfall, and therefore are renewable. At the current rates of consumption, however, this supply of fresh water will not last. Pollution and contamination of freshwater sources exacerbate the problem, further reducing the amount of freshwater available for human consumption. Something must be done if humans want to even survive in the near future: the lack of clean drinking water is already the number one cause of disease in the world today. The first step is worldwide awareness of the water crisis: governments and the citizens they govern worldwide need to know about this problem and be actively involved in solving this problem.
Rogers, Peter. 2008. "Facing the Freshwater CRISIS. (Cover story)." Scientific American 299, no. 2: 46-53. Academic Search Premier, EBSCOhost (accessed November 4, 2010).