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Energy Sources - Coggle Diagram
Energy Sources
Renewable
Tidal
Disadvantages
Locational limits
Negative impact on marine life
Advantages
Predictable
Produces a lot of energy
Wave
Disadvantages
Have to be at the shore
Need strong waves to work
Advantages
No damage to land
Reliable
Predictable
HEP
Advantages
Produces a lot of energy
Safe
Flexible
Disadvantages
Dams can take up a lot of space
Dams can destroy environments
Displaces people
Wind
Disadvantages
Needs a lot of space
Noise and wind pollution
Kills some birds
Advantages
Low operating cost
Efficient use of space
Geothermal
Advantages
Low surface impact
Very reliable and efficient
Can be harnessed by individuals
Disadvantages
Expensive to set up
Needs the correct geology to be used
Solar
Disadvantages
Very inefficient
Can't be used in places near the poles
Advantages
Little CO2 emissions after installation
Low maintenance
Can be installed anywhere
Non Renewable
Natural Gas
Advantages
Relatively cheap
Easy to obtain on a domestic scale
Disadvantages
Emission of greenhouse gasses
Obtaining them ruins environment
Oil
Advantages
Disadvantages
Oil spills
Very good to use as a fuel
Petrochemicals are especially useful
Nuclear
Advantages
0 CO2 emissions
Extremely reliable
Very efficient
Disadvantages
Disposal of nuclear waste can be problematic
Very expensive to build
Biofuel
Advantages
Extremely cheap
Very easily accessible in poorer countries
Disadvantages
Trees are mostly used
Takes time to obtain
Coal
Disadvantages
Cause acid rain
Advantages
Can help in meeting spikes in demand for electricity