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Earth 4 Energy Solar Kits - Directions for building your own solar or wind energy system at home saving thousands of dollars per year in electricity costs. Wikipedia - This site describes electricity as "a general term that encompasses a variety of phenomena resulting from the presence and flow of electric charge. These include many easily recognizable phenomena such as lightning and static electricity, but in addition, less familiar concepts such as the electromagnetic field and electromagnetic induction." EIA - US government energy statistics and numbers. Wikipedia on Solar Energy - Describing solar energy as "the light and radiant heat from the Sun that influences Earth's climate and weather and sustains life. Solar power is sometimes used as a synonym for solar energy or more specifically to refer to electricity generated from solar radiation. Since ancient times solar energy has been harnessed by humans using a range of technologies. Solar radiation along with secondary solar resources such as wind and wave power, hydroelectricity and biomass account for most of the available renewable energy on Earth.
Solar energy technologies can provide
electrical generation by heat engine or photovoltaic means;
space heating and cooling in active and passive solar
buildings; potable water via distillation and disinfection,
daylighting, hot water, thermal energy for cooking, and high
temperature process heat for industrial purposes."
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