(a) It is not available to everyone. The only countries that would benefit from this type of energy are those that border the sea.
(b) Production is limited to the presence of strong tides and waves.
(c) The generating plants may be destroyed by hurricanes and tsunamis
(d) There is limited knowledge about tidal energy.
(e) Initial development costs are exorbitant. The payback period for such an investment would be over 50 years and yet the demand for this type of energy may not be high.
Faimus answered the question on April 18, 2018 at 14:54
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