Fragile marine ecosystems have been destroyed in the production of

The correct answer is - water energy or hydroelectric power.

Explanation:

Water energy created by the energy that captured and converted into electricity that can be used for the homes and industries. It is created by the dam on any water reservoir such as the coastal area of the sea, rivers with the help of turbines that move with the help of water flow and creates energy.

Water energy plants can disturb the marine ecosystem by causing habitat loss to fishes and block their passages. It also disturb and quality of the water flow in marine ecosystem.

Thus, the correct answer is - water energy or hydroelectric power.