do you mean fuels? nuclear energy is the best alternative energy source.
Some examples are solar energy, wind energy, tidal energy.
Usually an "alternative energy source" is one that is not now a major contributor to our energy supplies. That would make "alternative energy" anything that is not based on fossil fuels of one sort or another. Some people exclude nuclear energy from the "alternative" universe
Some of the least expensive types of alternative energy include petroleum, coal, alcohol and biomass. Solar and wind energy are, of course, free of charge.
Alternative energiesBio energiesSolar energies
use a battery
Alternative energy or a Sustainable energy source
About 55%to60% of energy is gained by alternative energy.
The Alternative Energy website has a newsletter with all the latest technologies and advances in alternative energy.
Alternative energy is made of renewable resources. :)
Alternative Energy Institute was created in 1977.
Yes it is, although the best form of alternative energy is conservation.