Question

What are the limitations of the energy that can be obtained from the oceans?

Answer 1

There are many limitations to harness the energy that is present in the ocean.

1). High dams are needed to be build

2). There should be temperature difference of${20}^{\circ }$between the surface and the cold water at the depth.

3). Tidal energy depends on the position of the Sun, Moon and the Earth.