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There are many alternative electricity sources particularly as the effect of burning fossil fuels damages the environment. Currently in the US about 50% of all electricity is from coal, 20% from nuclear power, 18% from natural gas, 6.5% from hydroelectric, 3 from petroleum and the rest about 2.3% from renewable energy sources. In all about 8% of all electricity is from renewable energy sources such as geothermal power, biomass, solar energy and wind power.

The key to electricity production is to keep the movement of a magnet around a conductor. This can be achieved by having two conductors in salt water, shining a light on the conductors or by touching the conductors together. The energy produced to keep the electricity moving comes from absorbing energy or energy collected for burning fuels. This energy is needed to keep the copper wire found between two magnets spinning as this is the most common form of electricity generation and delivery.

Wind power is one of the best forms of renewable energy but one of the least utilized. This is a pity as most of the United States electricity needs could be meet by wind power alone though the knowledge of the effectiveness of wind power is growing. Wind power is the most environmentally friendly electricity sources and is the most efficient of any electricity production as it produces more electricity then for a small amount of wind power.

Solar energy is an effective electricity source that is slowly gaining popularity. Solar cells have advanced so much that solar panels are become extremely affordable. In fact modern solar energy technology is capable of pumping electricity back into the electricity company. The major downside to solar energy electricity production is that very large-scale productions do not work well.

Most solar users find that the electricity is giving them credits for their electricity. The only large costs involved is acquiring the equipment to collect and convert the solar energy into electricity and getting this hooked yup to the electrical grid.

Hydropower utilizes water pressure as it comes over a dam. Gravity and falling water turn turbines, which in turn generate electricity. The most famous example of hydroelectric power is at Niagara Falls and the famous blackout. You can use small micro-hydro generators if you have a small stream on or near your property.

Biodiesel can be used as a substitution for petroleum and biodiesel is becoming more popular for trucks and tankers. Biodiesel is produced from animal fats and vegetable oils and was first used in 1895. Almost all vehicles can be converted to running on biodiesel, though your car may smell like French fries if you use straight vegetable oil!