Please enable JavaScript.
Coggle requires JavaScript to display documents.
Evaluating Energy Sources (Coal (Disadvantages (Burning releases CO2, Non…
Evaluating Energy Sources
Coal
Advantages
Easy to transport as a solid
Relatively cheap to mine and convert to energy by burning
Disadvantages
Burning releases CO2
Non-renewable
Contains Sulphur and burning Sulphur causes acid deposition
Coal mines cause pollution
Hydroelectricity
Advantages
Renewable source (won't run out)
Reservoirs can be multipurpose
Once built they're cheap to run
Disadvantages
Dams act as a barrier for species going up and down the river
Reservoirs flood habitats and displace people
Natural Gas
Advantages
Relatively cheap
Cleaner than oil and fuel
Lot of energy gained from it
Disadvantages
Only limited supply
Gives off CO2
Renewable
Wind
Advantages
Disadvantages
Solar
Advantages
Renewable
Cheap for heating homes
Disadvantages
Very expensive to set up
Not very reliable
Nuclear
Advantages
Large amount of efficient energy can be produced
Readily available technology
Does noe emit CO2
Disadvantages
Radioactive waste can remain for thousands of years
Non-renewable of uranium
Risk of disasters
Oil
Advantages
Very efficient energy source
Can be used as a fuel to produce electricity
Relatively cheap
Disadvantages
Finite resource
Burning oil releases CO2
Oil spills damage ecosystems