Alternative energies are sources of energy production that would be an alternative to other traditional and produce minimal environmental impact, without destruction the environment, also renewable, which gave a positive result of the shortage of conventional energy sources throughout the world; these have been researched and developed with some intensity in recent decades.
Some of them are:
* Wind: produced by the movement of wind.
* Solar radiation using solar.
* Geothermal: Using the water that comes under pressure from underground.
* Biomass: Use the decomposition of organic waste.
* Hydraulics: Derived from the evaporation of water.