Fossil Fuels
Fission
Hydroelectric
Biomass
Solar
Wind
Geothermal
Fusion
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Advantages and Disadvantages
Advantages
- Inexhaustible fuel source
- No pollution
- Often an excellent supplement to
other renewable sources
Disadvantages
- Very diffuse source means low
energy production--large numbers of wind generators (and
thus large land areas) are required to produce useful
amounts of heat or electricity
- Only areas of the world with lots of wind are suitable
for wind power generation
- Relatively expensive to maintain
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