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Liz Nelson's blog

Sustainable Sources of Energy

sustainable energy - windHumans require energy to engage in normal activities in their daily lives. This includes traveling that is required to get to work or school, cooking food, construction of buildings, and the manufacturing of all the mundane products in use each day. Energy is needed to power the daily lives of the individuals who live throughout the world. The consumption of energy is growing every day and this means sustainable sources of energy are needed. Sustainable sources of energy are those that are renewable.


1. Water

The use of water for power has existed long before the invention of electricity. Water has been used for powering mills and other machinery located next to a river. Stream is a byproduct of water that is being used to generate electricity and has been used to power locomotives. The construction of dams in many countries around the world proves that water can be harnessed as a sustainable source of energy. A dam to hold back a river creates a reservoir. The water in the reservoir is sent through large pipes into a turbine to generate electricity that is stored in a battery or sent to the power grid.... read more

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