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Solutions to water shortages.litereture review
5 key causes of water scarcity
5 key causes of water scarcity
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INTRODUCTION According to the United States EPA, only one percent of all water on Earth is deemed suitable for human consumption. In a world with a continually-growing population in need of an ample water supply, the world's sources of fresh water are showing increased signs of overuse as they are emptied faster than they can be naturally refilled. In fact, over the past half-decade the demand for water has more than tripled as the watersheds across the globe have been devastated (EPA). This is not a problem which is limited to the developing world either, as even the United States has also been experiencing the effects of water shortages in recent years. In the US, the average citizen uses more than three times the amount of water as many European countries (Data 360). A key difference between the US and the European continent is the geographical variation. A majority of the large cities in America where water is becoming more scarce are located in the West and are surrounded by arid landscapes, although it should be noted that shortages are not limited to this area alone (The Atlantic). Most water usage in the country is reserved for irrigation of farmland, general landscaping, and home use (EPA). It is estimated by the EPA that the average family uses over 400 gallons of water every day, and that the cumulative volume of water used in homes is much less than the former two greatest uses. Not only is extreme overuse a problem, but seasonal droughts have become increasingly frequent throughout the US. Here, we will look more closely at the causes, effects, and implications of water shortages across the United States and beyond.
VIEWS FROM THE SCIENTIFIC COMMUNITY While the presence of an increasingly dangerous water shortage in the US is generally agreed-upon within the scientific community, the current severity, future implications, and potential solutions to
Fact: Arizona is in a 10-year drought. Fact: The city of Phoenix has a water problem that has nothing to do with lack thereof. A hundred years ago or more humans would just drink from a river or stream, but today we need purified, cleansed, and filter water. We do, as a state have a water treatment system in place but the faculties periodically need maintenance and must be shut down to receive it. The Water Department and their puppet master Frank Fairbanks the city mangers have been playing Russian roulette with the citizen of Phoenix. The bet you ask, will the shut down of facilities due to maintenance leave the citizens of Phoenix with a contaminated water system. We learn the answer to that question on the 25 of January the city council and water department both lost that bet. The water supply was contaminated, water had to be boiled to make in safe and long showers were not advisable. How can we as voters keep this from happening again? The short answer is building another water treatment facility, for the details read on.
Water is a precious natural resource which is essential for the survival of all living things; however, fresh water is becoming finite at an increasingly fast rate. Water is vital for the economic and social growth of a country; it generates energy, maintains health and grows food. However, a rising population, combined with the effects of climate change puts a strain on water availability. The United Nations Development (2006) states that around 700 million people suffer from water scarcity in 43 different countries and these numbers are predicted to rise to 1.8 billion people by the year 2025. Water shortage is a concerning issue and it could be argued that the effects could prove detrimental as the threat continues to rise.
Over the last 25 years, these differences and the importance of water has grown to occupy national and international agendas. Many international organizations, such as the United Nations, the World Bank, the World Health Organization, the World Meteorological Association, and the Stockholm International Water Institute, hold conferences related to water issues. Awareness among scientists, political leaders and citizens of the connections between climate change, the hydrologic cycle, food production, environmental services, infrastructure needs, and sustainable water resource management increases every year. The message highlighted by all these efforts is that water is an increasingly scarce resource and that it is important to recognize and accept that there is a finite supply of water. Competition among agriculture, industry, and cities for limited water supplies is already constraini...
First of all, by conserving water we can delay the shortage of water. Many important water suppliers such as rivers are drying up, due to the increase of water waste. Scientist warn there is a “50% chance, Lake Mead will dry up by 2021”(Real Truth,2008). Lake Mead provides water for more than “25 million people, including those in Arizona” (Real Truth, 2008). Researchers also calculate that if by 2014 water usage keeps increasing, there is a “10% chance Lake Mead will no longer supply usable water ”(Real Truth,2008). Although the percentage may not be high, this is an...
Even the United States National Intelligence Estimate predicts wars over water within ten years. The concern is understandable—humanity needs fresh water to live, but a rise in population coupled with a fall in available water resources would seem to be the perfect ingredients for conflict. Although, water wars in United States are not fought in combat or on the battlefields like in other areas of the world they are fought in courtroom and the only people that usually gain from these conflicts are the lawyers. Droughts, blizzards, floods, and more disturbances in our water cycle from climate change have opened up the door to many conflicts for water in just Unites State itself.
Water scarcity is among one of the worst problems that is facing society today. A rising number of regions, all over the planet, are beginning and continually faced with a shortage of water. Water shortage can be linked to both a natural and a human-made phenomenon (www.un.org). Currently, there is enough fresh, consumable water on the planet to sustain seven billion people. However, the current rate at which it is distributed, wasted, and stored, there will be even less water left for future generations.
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.
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.
The planet earth’s surface is composed of 71% water, it surrounds all landmasses, and contributes heavily to life on earth. All living creatures on earth depend on water, it is needed fundamentally to live, and mankind is most certainly not exempt from that need. However only a small percent of that is available as fresh water, even smaller still is the amount of fresh water that is accessible to mankind. And Unfortunately due to its perceived abundance, many tend to over use and even waste water on a daily basis. And while water is often hailed as a renewable resource, this is only true depending on circumstances, as the water cycle is a slow process and can lead to lapses with little or no water depending on the region. The consumption rate
Water is a foundation for life on earth. Water is necessary for us to drink, bathe, cook, wash dishes, to manufacture, and so on. Even the human body is composed of 65% water. Almost everything we do involves the use of water, and yet, only 3% of the earth’s water is fresh water; and only one third of the freshwater is readily available for use. This small fraction supports all life on land. We rely on clean water to survive, but patterns of climate and human activity are threatening our clean resources of water. We are using water at a rate faster than it precipitates to the ground. We mistreat the small fraction of water that we have. Not only are human beings at risk, but also the whole ecosystem is suffering. Human patterns are drastically affecting the rate of climate change. More than one billion people cannot get safe drinking water. This has to do with politics, infrastructure, and sustainable use. Clean water is being affected by degradation, climate extremes, and new climate patterns.
Even though water is constantly being recycled, people should limit the amount of water they consume as we are simply running out. The problem is that we don’t do much about the thousands of gallons of water we lose to factories and nature, not to mention that we spend gallons through consumer uses, and a large portion of fresh water are frozen in the ice caps. I believe that our supply of fresh water is running out and it’s up to us to do something about it. I believe people do a lot of good but also do a lot of harm when it involves water. I should say that water is a basis to survival and we’re running out. While some of the problems are a little bit more in nature’s hands then our, we still have a big impact on water conserves. Nature
Freshwater in the world makes up only a small portion of the 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.
The key word is “drinking” water, while the world is made of 71% water, not all of it is suitable “drinking” water. For water to be considered drinkable, it must be devoid of all harmful agents and be safe to not only drink, but also prepare food with as well. That water only makes up 3% of the world’s water. In addition to that only 1% of the world’s water is available to us because the other 2% is frozen in glaciers. To make matters worse, we even pollute the water we have available to us. After the industrial revolution, the human race lost the connection with the environment and broke the balance between maintaining the planet and developing technology. Water pollution doesn’t reduce the amount of water in the world, but rather reduces it efficiency. Water is still being cleaned and processed into drink...
Of the water resources on Earth only three percent of it is fresh and two-thirds of the freshwater is locked up in ice caps and glaciers. Of the remaining one percent, a fifth is in remote, inaccessible areas and much seasonal rainfall in monsoonal deluges and floods cannot easily be used. As time advances, water is becoming scarcer and having access to clean, safe, drinking water is limited among countries. At present only about 0.08 percent of all the world’s fresh water is exploited by mankind in ever increasing demand for sanitation, drinking, manufacturing, leisure and agriculture. Due to the small percentage of water remaining, optimizing the fresh water we have left from natural resources has been a continuous difficulty in several locations
First of all, society does not understand the resources they have. I say this because “over 400 billion gallons of water is used a day in the United States, only 3% of Earth’s water is freshwater (and) 97% of it is salt water” (US EPA, 2013). America earned a D- in drinking water in 2009 according to the report card for America's Infrastructure, and since then it has only rose to a D+ (2013 Report Card for America's Infrastructure, 2014). This only shows how careless people are when it comes to conserving water, which can be easily changed by little things. For s...