Hydroelectric power in the United States of America
Hydroelectric power has a very old history and is a kind of renewable energy. Since September 30, 1882 the world first hydroelectric power plant has been in operation and existing on the fox river in Appleton, Wisconsin. The electricity that generate in the world got about 20% came from Hydroelectric power and it hold the largest share of worldwide electric production. Hydroelectric power is basically convert the natural forces such as flowing water in river or waterfall into electricity. It is clean and sustainable for future power usage. Hydroelectric power plant usually build on dam due to dam can store much of water and can reconstruct the environment of the downstream. Besides, the dam can control the flow rate of water and prevent flood at the downstream of dam. According to the institute energy research, the renewable energy has taken over about 9.9% of all energy consumed in the United State of America in 2015. But in this 9.9% or renewable energy, hydroelectric power...