DISADVANATGES: 1. Dams are extremely expensive to build and must be built to a very high standard. 2. The high cost of dam construction means that they must operate for many decades to become profitable. 3. The flooding of large areas of land means that the natural environment is destroyed. 4. People living in villages and towns that are in the valley to be flooded‚ must move out. This means that they lose their farms and businesses. In some countries‚ people are forcibly removed so that
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Running Head: CONFLICT ANALYSIS: THREE GORGES DAM Three Gorges Dam Conflict: Views and Analysis Sarah F. Watson Colorado State University Abstract The Three Gorges Dam currently being built on the Yangtze River in China is forcing the resettlement of over a million people. Shipping interests‚ city dwellers‚ and the Chinese government all support the dam’s construction‚ while archeologists‚ human rights organizations‚ and those forced to resettle do not. This paper explores
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The Hoover Dam Hoover Dam‚ also known as Boulder Dam‚ is a concrete dam built in the Black Canyon of the Colorado River. It was built on the border between the states of Arizona and Nevada and it also crosses the border between two time zones‚ the Pacific Time Zone and the Mountain Time Zone. When it was completed in 1935‚ it was the world ’s largest electric power producing facility and the world ’s largest concrete structure. The dam is located about 30 miles southeast of Las Vegas. It is named
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Magat Dam Magat Dam in Ramon‚ Isabela used to be the largest dam in the Philippines back when it was built in 1983. The controversial San Roque Dam (featured previously) has since eclipsed it in both structural and reservoir size in 2004. Magat Dam generates 360 megawatts of electricity (with a water head of 81 meters high) and supplies irrigation water for approximately 85‚000 hectares of farmland in Isabela and surrounding areas. The dam was constructed at a cost of 6.5 billion pesos and consists
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24 October 2011 Dam the Politics... Save the Salmon There are some things in this world that mean more to us than we can explain. We as human beings have an existential connection to all of mother earth’s creatures. We are approaching a dark time in the Klamath River‚ soon there will be no natural born salmon spawning up what was once one of the rivers that spawned the most salmon in the Pacific Northwest. The salmon that at one time flourished in the Klamath‚ are not able to reach their natural
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Dams are among the oldest structures built by humans for collective use. A dam is a barrier that is constructed across a river or stream so the water can be held back or impounded to supply water for drinking or irrigation‚ to control flooding‚ and to generate power. The main kinds of dams are earth fill‚ rock fill‚ concrete gravity‚ concrete arch‚ and arch gravity. The last three types are all made of concrete‚ reinforced concrete‚ or masonry. (The term masonry can mean concrete‚ bricks‚ or blocks
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Hoover Dam INTRODUCTION Without the Hoover Dam‚ many more people would have been jobless during the hard times of the Depression which would have hindered many people needs for inexpensive power and water. While the construction of the Hoover Dam was ongoing‚ many workers looked to it as a representation of every American’s contribution to a better life. The Hoover Dam caused the once deserted towns in the West to flourish into booming metropolises. The construction of the Hoover Dam helped to
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Tehri Dam| | Location of Tehri Dam| Country|India| Location|Uttarakhand[->0]| Coordinates|30°22′40″N 78°28′50″ECoordinates[->1]: 30°22′40″N 78°28′50″E| Status|Operational| Construction began|1978| Opening date|2006| Construction cost|US$1 billion| Owner(s)|Tehri Hydro Development Corporation| Dam and spillways| Type of dam[->2]|Embankment[->3]‚ earth and rock-fill| Height|260.5 m (855 ft)| Length|575 m (1‚886 ft)| Crest width|20 m (66 ft)| Base width|1‚128 m (3‚701 ft)| Impounds|Bhagirathi
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The banqiao dam Causing more than any other dam failure in history‚ and was rebuilt The DAM FALIURES killed an estimated 171‚000 people; 11 million people lost their homes. It also caused the sudden loss of 18 GW of power ‚ the TOTAL of roughly 9 very large modern coal-fired power stations or about 20 nuclear reactors‚ equaling about 1/3 the peak demand on the UK National Grid. According to the Hydrology Department of Henan Province approximately 26‚000 people die from FLOODING and
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A grand scheme that the Brazilian Government used was to build a dam in 1984. It was the fourth largest dam in the world and it cost 5 billion dollars. The Brazilian government plans to build more dams in the amazon to harness the power of various rivers with money borrowed from other countries. The idea of dams such as these is to generate cheap electricity for Brazilian industrustys. The water held back by the dams has flooded a huge area of forest. The forest wasn’t cleared‚ (though it should
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