hetch hetchy dam pros and conshetch hetchy dam pros and cons

. Emma Odom Hetch Hetchy Dam Environmental Debate The Hetch Hetchy Dam in Yosemite's national park is the focal point of a battle between the city of San Francisco, which built the dam almost a century ago, and environmentalists, who want it to be torn down. Environmentalists have dreamed of restoring Hetch Hetchy to its original state for years and scientists concluded that it was possible. In short, preservationists look to safe the great Hetch Hetchy valley from being dammed and flooded, and by doing that they prevent San Francisco . The document is titled Alternatives for Restoration of Hetch Hetchy Valley Following Removal of the Dam and Reservoir. Have each student write a position paper about whether the Hetch Hetchy Dam should be removed and the landscape returned to its original state. Hetch Hetchy is a valley in a far off corner of Yosemite National Park. Gifford Pinchot wanted the U.S Forest Service to control the parks, but after his support to dam Hetchy Hetchy, Congress voted in 1916 to to establish the National Park Service whose sole purpose was "to conserve the scenery and the natural and historic objects and the wild life therein and to provide for the . O'Shaughnessy Dam was completed in 1923 and on October 24, 1934, water from the Hetch Hetchy project finally began pouring into San Francisco. The floor of Yosemite is about 4,000 feet above the sea, the Hetch -Hetchy floor about 3,700; the walls of both are of gray granite, rise abruptly out of the flowery grass and groves are sculptured in the same style, and in both every rock is a glacial monument. (And that argument would take up a whole new entire blog, for the pros & cons of it!) On the second-place stands Guri dam (Venezuela) with 10.300MW and the largest in USA is Grand Coulee power station with 7.600MW. Through my research paper, I will explore the pros and cons of privatization of water, and if it is the solution. Dam removal and restoration of the Hetch Hetchy Valley was first seriously proposed in 1988 by Donald Hodel, the first President Bush's Secretary of the Interior. The pros and cons of big earthworks . • Discussion—Take it out? to weigh the pros and cons of dam removal and formulate your own position. Pros And Cons Of Hydropower 616 Words | 3 Pages . It was apparent that the conservationist idea of damning Hetch-Hetchy to provide water for the city of San Francisco was the most practical use of the resource. If they expand filtration at Sunol, they would need to "break gravity" at that point. Obviously, each alternative has its pros and cons. They would lose about 20% of their hydropower. Both dams and channelization have pros and cons. The dam and reservoir are the source for the Hetch Hetchy Aqueduct, which provides water for over two million people in San Francisco and other municipalities of the west Bay Area. Dam removal and restoration of the Hetch Hetchy Valley was first seriously proposed in 1988 by Donald Hodel, President Bush's Secretary of the Interior. Ballot-Pedia explains the pros and cons here; The Bay Citizen - a long view - February 2012; . Muir described Hetch Hetchy's dominant trees in his 1873 publication for the Boston Weekly Transcript, "The surface of Hetch Hetchy is diversified with groves and meadows in the same manner as Yosemite, and the trees are identical in species. Hetch Hetchy was then a complex but harmonious aggregation of terrestrial and aquatic habitats. Studies released by the University of California, Davis, and Environmental Defense are renewing focus on the possible restoration of Hetch Hetchy Valley, often called a twin of the adjacent Yosemite Valley. Approximately 600,000 cubic yards of material would be removed from the dam site by . That's because Hetch Hetchy Reservoir has built-in advantages that save huge amounts of money. Mahatma Gandhi once said that "Earth provides enough to satisfy every man's needs, but not every man's greed." 1 The quote talks about how Earth gives us beauty and our basic needs, but when people get greedy it disappears and in my opinion I feel like this quote relates to the topic about the debate of Hetch Hetchy Dam. 5 Yosemite National Park Entrances. Dam Removal Costs Restore Hetch Hetchy: RHH [Restore Hetch Hetchy] assumed a five-year construction period for dam removal. Hodel's proposal has been followed over the last two decades by a series of increasingly more comprehensive studies by a variety of groups and agencies including: • Environmental Defense Since then, the "Hetch Hetchy System" has continued to grow, now including nine impoundments . The Aswan dam was popular in its day, but . Stories of Yosemite Past. The fundamental arguments in favor of restoring Hetch Hetchy valley: to restore the integrity of the National Park System. The common controversy at Cedarville University includes unsettled Christianity and politicization. It´s a popular energy source, because the largest hydroelectric power dam Itaipu generates 12.600MW which can power more than 37.600.000 houses. You should have water at Wapama Falls (you can access the reservoir there, too) and at Rancheria Creek. This is a classic case study in environmental ethics and a good place to think about that topic. Cons: Prinstine - Hetch Hetchy Reservoir collects and stores pristine snowmelt and precipitation from the protected Yosemite National Park wilderness area. That level would go up to 1,085 feet in elevation. Formative Assessment 1: The Nile's Sinking Future; Formative Assessment 2: Three Gorges Dam; "The State note estimates it would cost $3 billion to $10 billion to drain the reservoir and offset the 360,000 acre-feet of high quality water that Hetch Hetchy provides. Hetch Hetchy Dam The Hetch Hetchy valley is the subject of one of the greatest and longest debates between conservationists and preservationists. Learn more Whether to restore Hetch Hetchy will be the subject of a panel discussion Thursday at the Commonwealth Club, with experts from both sides of the debate, including Tom Graff, regional . Even though John Muir originally convinced Theodore Roosevelt to preserve Hetch Hetchy, the Hetchy dam and reservoir were eventually built because: . The Hetch Hetchy area being discussed was once a beautiful landscape neighboring Yosemite . (Hubby's gut-feeling was right.) They would need to reoperate the others and make additional investments. Assessment. The dam is named for engineer Michael O'Shaughnessy, who oversaw its construction. Here are the pros and cons of hydropower: List of Pros of Hydropower. The impact of removing O'Shaughnessy Dam on San Francisco's water and . Select posts by category. With the earthquake that hit San Francisco in 1906 there was a real need water, and engineers concluded that Hetch-Hetchy was the only practical solution to San Francisco's water . Consider early philosophies and pros and cons to the idea. Lake Vernon is about 2500 feet high than Yosemite Valley, so it will be about 8-10 degrees cooler. Today, many environmentalists disagree over whether to support the continued use of hydroelectric power because it is a clean, renewable source of electricity, or try . The same reasons it was originally debated are essentially the same reasons it is still debated today. As an alternative in-class discussion/activity, students could debate the pros and cons of damming Yosemite Valley, using the Hetch Hetchy reservoir as an example. That means the lake's high water elevation also would go up. San Francisco gets most of its water Hetch Hetchy lake which was created by a dam. Generally, hydropower is the one of the oldest and most renewable sources of energy in the world today. pros and cons of nuclear energy. Most of them don't know the right reactions to share and on how to defend their . No Filtration - Water collected and stored in Hetch Hetchy Reservoir's granite basin consistently meets and exceeds . National opinion divided over the question of whether San Francisco should have the right to dam the valley, or if the land should be preserved and kept from development. "It's very clean; there's very little sediment." The Hetch Hetchy Dam is the name of a popular reservoir and water system in the state of California. In this article, we'll cover the pros and cons of each entrance, as well as some tips to aid you in your decision. From Muir's writing it may be easy to relate to the way government, policy makers, and . Pros: emits no CO2, high energy density, ample supply Cons: risk of accidents, very unpopular, plants are expensive, April 16, 2017. Although the preservationists lost this battle, the damming of the Hetch Hetchy Valley raised public awareness about the importance of preserving nature, and helped justify the creation of the National Park Service in 1916. A little more research and a clearer explanation of the pros and cons of the Prop, as well as possible reasons for the lack of clarity to voters, is in order, based on quotes the writer . Hetch Hetchy Dam The Hetch Hetchy valley is the subject of one of the greatest and longest debates between conservationists and preservationists. No Filtration - Water collected and stored in Hetch Hetchy Reservoir's granite basin consistently meets and exceeds . Glen Canyon on the Colorado, completed in 1966 in the teeth of environmental opposition; and Hetch Hetchy, . When building a dam, it is necessary to learn more about its pros and cons to fully utilize its use while combating its weaknesses. There is a debate between environmentalists and city officials about whether the O'Shaughnessy Dam, part of the Hetch Hetchy water system, should be removed or not. They act as water catchment areas however if the dam breaks its banks, it can cause a huge disaster and death in the neighboring communities. What it doesThis measure would authorize $1.6 billion in revenue bonds to repair and improve the Hetch Hetchy water system which delivers water from the Hetch Hetchy reservoir in Yosemite Valley to San Francisco and 1.6 million suburban users.Why it is on the ballotThe Hetch Hetchy water system is currently in… Opposition to hydroelectric projects such as Hetch Hetchy helped spawn the early conservation movement in the United States. Book both nights at Tenaya Lodge! … The flooding of Hetch Hetchy valley for the reservoir was decried by many at the time, including famed environmentalist John Muir, but today as water stress has increased in California, most view the project as a great boon for San Francisco. The Raker Bill to dam the Hetch Hetchy was proposed in the Senate by Nebraska's "fighting liberal," George W. Norris. DWR also found that the planning studies necessary to refine the costs and benefits of restoration would cost $65 million alone. 5 Yosemite National Park Entrances. Hetch Hetchy Restoration Proposal Sparks Debate. Goal: Students will be able to identify nineteenth-century leaders and thinkers who influenced the formation of the Conservation Movement and explain the similiarites and differences between "Conservationists" and "Preservationists." Objective: Through discussion and debate, students will be able to possess a clear understanding of the Hetch Hetchy controversy in the Yosemite Valley and the . The half-hour drive to Hetch Hetchy from CA Highway 120 begins outside the park boundaries. Hetch Hetchy Valley is in Yosemite National Park, and was the twin of Yosemite Valley. Ecocentrism is an environmental point of view that . Restore Hetch Hetchy and the Environmental Defense Fund's own studies support a lower cost estimate, ranging from $1 billion to $2 billion. Water & Power for San Francisco. February 10, 2017. In short, preservationists look to safe the great Hetch Hetchy valley from being dammed and flooded, and by doing that they prevent San Francisco . They also shine light on California's environmental challenges; 'The president is right': Interior chief pushes thinning forests to cut fire risk; Drought forces hard choices for farmers and ranchers in the Southwest; Few California . - the pros and cons of Hetch Hetchy Restoration . Reflection on Project: This project was very informative on how to communicate my ideas in a fast and striking way to readers. JI & SP: Today, Hetch Hetchy Valley is a dammed and flooded reservoir. To reach Hetch Hetchy, you have to exit Yosemite National Park and re-enter it. 1. drain the Hetch Hetchy Valley and stop using it as a reservoir so that it can be restored by the National Park Service 2. increase flows on the lower Tuolumne River 3. decrease storm water discharge into the bay and the ocean. Moreover, the stated term is typically located in Northwestern part of the National Park of Yosemite. This study is available online for a closer inspection. Located at 3,900 feet, Hetch Hetchy boasts one of the longest hiking seasons in the park and is an ideal place for thundering spring waterfalls and wildflower displays. Encourage students to use the core map and other maps to support their positions . Disadvantages of Hydroelectric Energy. Hetch Hetchy Reservoir is one of 9 reservoirs in the system. 12:30 - O'Shaughnessy Dam and Hetch Hetchy - Here we will spend time on the Dam and do a bit of hiking. But while it is deemed as very beneficial, it also has its downsides. "Hetch Hetchy captures snowmelt that runs off granite," Ritchie said. San Francisco, however, got a jolt of good news in Bush's budget proposal when he dropped a plan proposed last year to increase the rent on the city's Hetch Hetchy dam and reservoir from $30,000 . . Lowitt points out that Norris favored protection of scenery . The Hetch Hetchy environmental drama has been an issue now for a century. Destructive. Their system is "mostly" gravity driven, and it would remain so. Water & Power for San Francisco. Take CA Highway 120 from the park toward Groveland. Pros: Hetch Hetchy is an iconic, rare and spectacular landscape, . In their articles ¡°Hetch Hetchy¡± and ¡°A Statement of San Francisco¡¯s Side of the Hetch-Hetchy Reservoir Matter¡± John Muir and Marsden Manson are on opposing sides of a debate of nature versus progress. The audience which was targeted in Dam Hetch Hetchy was residence of San Francisco, the policy makers, hikers, campers, those who don't know the beauty of Hetch Hetchy, the religious, and spiritual beings. It uses a free resource. . Dedication ceremony for completion of Hetch Hetchy System at the Pulgas Water Temple, 1934 Contents 1 Geography 1.1 Geology 2 Flora and fauna 3 History 3.1 Indigenous peoples 3.2 Exploration and early development In 1913, after more than a decade of debate, Congress passed the Raker Act approving the dam. The group Restore Hetch Hetchy, the Sierra Club and other supporters of draining the reservoir say most of its 360,000 acre-feet of water storage can be replaced through more water conservation . 1. Initially a near copy of Yosemite Valley, with steep canyon walls, granite domes, and massive waterfalls, Hetch Hetchy was dammed to provide water to the city of San Francisco in the early 1900's. What now exists in the valley is a large reservoir. There is even a picture of the Hetch Hetchy Valley prior to the dam being built. Dams are also a source of renewable energy something the world needs as pollution and carbon offset increases. Dam removal and restoration of the Hetch Hetchy Valley was first seriously proposed in 1988 by Donald Hodel, the first President Bush's Secretary of the Interior. A U.S. Bureau of Reclamation draft feasibility report issued Monday says it would be economically justifiable to raise Shasta Dam 18 ½ feet. This Hetch Hetchy: The Story of San Francisco's Water Worksheet is suitable for 2nd - 4th Grade. Research more about the dam using the sites below. He's not wrong. It was apparent that the conservationist idea of damning Hetch-Hetchy to provide water for the city of San Francisco was the most practical use of the resource. This one of the problems that the University is facing during the year 2011 and most of the students of the said University are all affected with the controversy. 2011- july - the federal energy regulatory commission (ferc) for determines in re-licensing proceedings that the don pedro reservoir's effect on the tuolumne river cannot be separated from that of other system reservoirs - in particular lake lloyd, lake eleanor and the hetch hetchy reservoir, all owned and operated by the city and county of … Hetch Hetchy: Pros and Cons of Restoration. Figure that the temperature drops about 3 degrees F for every 1000 feet you climb in elevation. After Hetch Hetchy, many realized the National Parks needed more protection. Hiding below is some 12.5 billion litres of water (3.3 billion gallons), the same deposit where Muller's own drinking water comes from when he turns on the tap. The dam and reservoir are the centerpiece of the Hetch Hetchy Project, which in 1934 began to deliver water 167 miles (269 km) west to San Francisco and its client municipalities in the greater San Francisco Bay Area . but rather that I saw more pros than cons in building the dam. That scene has been lost since 1915. President Woodrow Wilson signed the bill into law on December 19, 1913. Costs, available personnel, regional and local climatic conditions, and other major factors will affect the results. Pros: Hetch Hetchy is an iconic, rare and spectacular landscape, . View Hetch-Hetchy from RMP 511 at University of New Hampshire. Theodore Roosevelt approved the concept of the O'Shaughnessy Dam, which ultimately created the Hetch Hetchy reservoir within Yosemite. How did San Francisco supply enough water for its residents over the last two centuries? The current high water mark is 1,067 feet. At the time, the . 3. This measure appeared on the November 2002 San Francisco ballot. Hetch Hetchy Reservoir to Evergreen Lodge is about 20 minutes, and less than a gallon . Discussion of the history, status and future of Hetch Hetchy. Any serious proposal to drain Hetch Hetchy Reservoir must go far beyond theory and . John Muir called it, "one of nature's rarest and most precious mountain temples." After creation of the park Congress approved a plan to dam it to provide water to San Francisco, flooding it under 300 feet of water. Pros: 1. Never before has a national park been "invaded" in this manner, to provide for the water and electrical "needs" of a municipality; Dams store water for human consumption, control flooding, and release water from dams to create . There is No comparison between the Lodge at the Falls & Tenaya Lodge as to who's better in amenities!

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