DAMS: GOOD OR BAD Introduction The unequal availability of resources leads to the development of methods to store them. Water as the prime resource for survival has been the determining factor for human settlements‚ been the sole reason for communities to thrive and for long formed the basis for wars. In locations where the appearance of rainfall is scanty and unreliable‚ the need to store water has given rise to the creation of ‘tankas’‚ creation of man-made lakes and similar reservoirs
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Cloning the Tasmanian Tiger The Tasmanian Tiger is a carnivorous marsupial that had the appearance of a dog and the stripes of a tiger. One has not been seen in about sixty years‚ because they are extinct. However‚ it was not by evolution or even natural causes; humans were the cause of its demise. When Australia and Tasmania were first becoming populated‚ the people did not know what the Tasmanian Tiger was‚ and people have a long history of getting rid of what they don’t understand. But
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the word dam can be traced back to Middle English‚[1] and before that‚ from Middle Dutch‚ as seen in the names of many old cities.[2] Early dam building took place in Mesopotamia and the Middle East. Dams were used to control the water level‚ for Mesopotamia’s weather affected the Tigris and Euphrates rivers‚ and could be quite unpredictable. The earliest known dam is the Jawa Dam in Jordan‚ 100 kilometres (62 mi) northeast of the capital Amman. This gravity dam featured an originally 9 m (30 ft)
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DAMS [pic] INTRODUCTION A dam is a barrier that impounds water or underground streams. Dams generally serve the primary purpose of retaining water‚ while other structures such as floodgates or levees are used to manage or prevent water flow into specific land regions. Hydropower and pumped-storage hydroelectricity are often used in conjunction with dams to provide clean electricity for millions of consumers. It can also be used to collect water or for storage of water which can
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roll on‚ Columbia‚ roll on! -Woody Guthrie‚ "RollOn Columbia."(1941) In EncountersWith the Archdruid‚ 1971 biographical account of a environmentalistDavid Brower‚writer John McPhee comments that for conservationists‚ there is something special about dams‚ "something-as conversation problems go-that is disproportionately and metaphysically sinister." McPhee continues: The outermost circle of the Devil’s world seems to be a moat filled mainly with DDT. Next to it is a moat of burning gasoline. Within
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The Franklin Dam Franklin Dam The Franklin Dam or Gordon-below-Franklin Dam project was an attempt to dam the Gordon River in Tasmania‚ Australia‚ for the purposes of hydroelectricity. This would have subsequently destroyed the environmentally sensitive Franklin River‚ which joined the Gordon nearby. During the campaign against the dam‚ both areas were World Heritage listed. Over the five years between the announcement of the dam proposal in 1978 and the axing of the plans in 1983‚ there
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live in constant fear of the electricity going out. They called the hope ’Kalabagh Dam’. Initially proposed in ____‚ Kalabagh was to be built at _____‚ offering
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Before Hoover Dam After By- Balaji.T.K‚ CE02B011 CONTENTS No Description Page no 1. Hoover dam an Introduction 1 2. Requirements posed by structural design 2 3. Requirements posed by other details 6 4. Type of Concrete 7 5. Guidelines for Mix design 9 6. Fabrication and Installation 10 7. Formwork 11 8. Cooling of concrete 12 9. Temperature control of Mass Concrete 12 10. Quality Assurance 13 11. Bibliography 14 Hoover Dam- an Introduction! It still stands tall as an engineering marvel
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Hoover’s dam is one of the main reason why the irrigation changed Yuma/Southern Arizona. Hoover Dam control the Colorado River water. The colorado river is the main source of water used to irrigate crops‚ and when it over flows it destroy the crops and yuma will be filled with water. Which is when Hoover dam came and it can help control the flood. “Lives and property formerly at the mercy of the unbridled river are less likely destroyed by destructive floods.” The Hoover Dam is able to do much more
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The Koyna Dam is one among the 23‚000 large dams in the world. The Koyna project is a multi- purpose project‚ but primarily designed as a hydro- electric project that supplies hydro-electric power to Maharashtra‚ India with an installed capacity of 1920 MW. 2.1. Study Area The area selected for the present study is the Koyna Reservoir‚ situated on the west coast of Maharashtra‚ India‚ lies between the latitude of 17◦00’-17◦59’N and longitude of 73◦02’–73◦35’E. The location of the study area along
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