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Hydroelectric dams. https://www.youtube.com/watch?v=rnPEtwQtmGQ – Video on how it works. Cons. Pros. Changes flow of rivers Affect fish migrating patterns Expensive to make Major changes to environment. Very efficient. Reliable source of energy. Produces no greenhouse gases
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Hydroelectric dams https://www.youtube.com/watch?v=rnPEtwQtmGQ – Video on how it works
Cons Pros • Changes flow of rivers • Affect fish migrating patterns • Expensive to make • Major changes to environment • Very efficient. • Reliable source of energy. • Produces no greenhouse gases • Requires no fuel