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science
| pros | cons |
|---|---|
| water- free, Electricity can be generated constantly ... unlike solar, wind, tidal | expensive to build and flood large areas permanently ... destroy habitat and not many suitable rivers left |
| nuclear- huge amount of energy and small amounts of waste and reliable | expensive to build and expensive to maintain dangerous wastes and nuclear melt down |
| geothermal- doesn't require a lot of room. and unlimited | drilling deep wells ( expensive ) and not many places it is close to surface and sometimes geothermal areas move or change |
| biomass- wise use of waste products and renewable and puts less demand on fossil fuels | takes time to grow - must be managed and can replace food crops and increase prices and can produce pollution in the burn |