Know The Different Disadvantages Of Hydroelectric Power Plants

Hydroelectric energy is referring to the term called electricity

, which is primarily generated by hydropower. The said electrical power and energy is through obtaining water current. This type of system is widely used globally because it has a natural process of producing electrical power. However, there are different disadvantages of hydroelectric power, which we will be discussing in this article. One of the disadvantages of hydroelectric power is its negative effect to the natural environment or also known as the ecosystem. The bigger the hydroelectric energy is constructed the larger damage is also contributed to the local ecosystem. One significant disadvantages of hydroelectric power are the expenses and the very high cost of construction of the energy source. The local government agency is one of the common groups who build this kind system, especially on areas where there are numbers of water source like falls and river that can deliver a powerful current.

Another one disadvantages of hydroelectric power that we need to consider is the sheer size, the scene where the hydroelectric energy is constructed, and the significant risk for the potential destruction of a dam. The damage to the dam may cause a flash flood to the local town and cities near the hydroelectric energy system. A professional engineer that the hydroelectric energy is using is because of the problems of the extreme size of construction. Therefore, this hydroelectric energy system is built with an excellent group of Engineers who have skills above standard level. Because, once the system is not built properly major damage can occur and may affect a major number of people. Such risk is one of the disadvantages of hydroelectric energy that the government agencies have worked on, primarily to prevent environmental destruction and create the best project plan for the system.

Disadvantages of hydroelectric power involve a negative impact on the environment. One good example of this situation is a river, which was once, has natural water current, but now there is a large metal and concrete structure that can create a long-term damage effect to the river, which can really be a devastating threat to the public. Natural habitats like fishes will be affected and separated them from breeding grounds. Several local environmentalist groups have objected on these systems because it affects other living animals, especially those animals who despondently feed on fishes. The size and place of this hydroelectric energy system may also be difficult to find because it requires a very large area. Moreover, before the authority approves it, it goes through a very long process, which may buffer the construction. According to the professionals, the buffering process for this system is one of the disadvantages of hydroelectric energy, so this kind of project is proposed earlier as much as possible to avoid extreme delay of the construction. The building of the dam is not a problem, but the disadvantages of hydroelectric power are the cost of the materials so it requires a lot of investment. Another environmental issue on this project you need to know is the following. First, because of the requirement of large reservoirs for the system of the hydroelectric energy main stations it results in submersion of the long area of the dam's water stream. It may also cause a traumatic damage to the natural biotic system, forests, fertile lowlands, and grasslands.

Because of the different natural disadvantages of hydroelectric power, the loss of the land is now exacerbated by the truth that these living reservoirs now disintegrating their habitat on the surrounding areas. The so-called hydroelectric energy source also causes a disruption to the ecosystem near the area where the project is being constructed. Based on the scientific studies and survey, it both affects the downstream and upstream of the aquatic plant sites. Another proven disadvantage of hydroelectric energy is the study along the coasts of Pacific and Atlantic waters, which were found that there were levels of depression on the populations of salmons due to the damages on the breeding and spawning grounds of the fishes. Some engineers have created an intervention for this problem such as installing fish ladders. The disadvantages of hydroelectric system also affect the migrating of the fishes as they pass through mechanical turbines, which may prevent them to successfully get through the sea from the river.

by: Russell Nash

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