(855) 4-ESSAYS

Type a new keyword(s) and press Enter to search

The Effects of Dams-

             Many people have already dammed a small stream using sticks and mud .
             civilization, because four-thousand years ago they became aware that .
             floods and droughts affected their well-being and so they began to .
             build dams to protect themselves from these effects.1 The basic .
             principles of dams still apply today as they did before; a dam must .
             prevent water from being passed. Since then, people have been .
             continuing to build and perfect these structures, not knowing the full .
             intensity of their side effects. The hindering effects of dams on .
             humans and their environment heavily outweigh the beneficial ones. The .
             paragraphs below will prove that the construction and presence of dams .
             always has and will continue to leave devastating effects on the .
             environment around them.
             Firstly, to understand the thesis people must know what dams are. A .
             dam is a barrier built across a water course to hold back or control .
             water flow. Dams are classified as either storage, diversion or .
             detention. As you could probably notice from it's name, storage dams .
             are created to collect or hold water for periods of time when there is .
             a surplus supply. The water is then used when there is a lack of .
             supply. For example many small dams impound water in the spring, for .
             use in the summer dry months. Storage dams also supply a water supply, .
             or an improved habitat for fish and wildlife; they may store water for .
             hydroelectricity as well.
             A diversion dam is a generation of a commonly constructed dam which .
             is built to provide sufficient water pressure for pushing water into .
             ditches, canals or other systems. These dams, which are normally .
             shorter than storage dams are used for irrigation developments and for .
             diversion the of water from a stream to a reservoir. Diversion dams .
             are mainly built to lessen the effects of floods and to trap sediment.
             Overflow dams are designed to carry water which flow over thier .
             crests, because of this they must be made of materials which do not .

Essays Related to The Effects of Dams-

Got a writing question? Ask our professional writer!
Submit My Question