The effect of dams on wildlife
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Three Gorges Dam

Three Gorges Dam | The effect of dams on wildlife | Scoop.it

     China's huge Three Gorges Dam threatens to create a catastrophe. The landslides could possibly force water to wash away nearby resettled communities.

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GIBE-3 Dam

GIBE-3 Dam | The effect of dams on wildlife | Scoop.it

     This diagram of the GIBE-3 dam represents the variety of parts that are under construction on the Omo River in Ethiopia. It will control the flow of the river and will produce around 200 sq km that can be used for fishing.

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Environmental Impacts of Dams

Environmental Impacts of Dams | The effect of dams on wildlife | Scoop.it

      Not only do environmental problems rise from the building of dams, but they also have a large impact on humans. Because of stagnant water, a reservoir in a tropical area becomes the breeding ground for insects that can carry many different life-threatening diseases. The release of millions of gallons of water into the river bed causes massive flooding in the surrounding region. In which, can possibly enrich the soil, but it more often washes away the nutrient rich sediment. Dams, like many things, have their positives and negatives.

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Google Image Result for http://www.ussdams.org/images/folsom.jpg

Google Image Result for http://www.ussdams.org/images/folsom.jpg | The effect of dams on wildlife | Scoop.it

     Dams provide electicity for the nearby cities, but at the same time creates problems for the wildlife.This Columbian River dam blocks 55+ percent of the spawing fish.

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The Effects of Dams

     There are many postives and negative impacts of dams on wildlife. A dam can change every aspect of a river when it is built. It can also Change not only what's inside of the river but what is outside of it as well.

     The builing of a dam deprives the fish of their natural migration system. It also traps the sediments that are very crucial to river processes. Building a dam can change the temperature and chemicals of an area which would affect all plants and animals in the region. Large dams have led to the extinction of some fish.

     On the other hand, dams can be extremely beneficial. They help prevent floods. Dams can give a much more reliable water source. Most importantly, dams help with hydro power generation which affects all the people and wildlife in the are.

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Rivers No More: The Environmental Effects of Large Dams

Rivers No More: The Environmental Effects of Large Dams | The effect of dams on wildlife | Scoop.it

Yes, building a dam has its benefits but nine times out of ten its negatives outs way the benefits. The disruption of the water ways the dams are placed in is a big negative. The dam stops the many living creatures from moving up and down stream. This has a bad effect on the ecosystem because many of the living creatures need a certain area the live. The dams will have a negative effect on the wildlife if not regulated.


Via Rui Tong
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Dams: impacts on salmon and steelhead

Dams: impacts on salmon and steelhead | The effect of dams on wildlife | Scoop.it

      In the Columbian River Basin, salmon is being separated from the rest of their environment by the dam. These fish being trapped lead to death. The fish ladders could solve many problems, but they are just too expensive and are not installed with the dams. If these fish ladders were to be installed at every dam it would have a positive impact on the wildlife surrounding a dam.

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Wildlife experts for strong intelligence network to curb rhino poaching - Times of India

Wildlife experts for strong intelligence network to curb rhino poaching - Times of India | The effect of dams on wildlife | Scoop.it
Wildlife experts for strong intelligence network to curb rhino poachingTimes of IndiaGUWAHATI: Wildlife crime experts said a strong intelligence network has become imperative to curb poaching in Assam's rhino-bearing areas, including Kaziranga...
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