Answer:
Disturbance to deep sea bed and biodiversity
Step-by-step explanation:
Harvesting of mineral nodules on the sea floor is done by deep sea mining.
The adverse impacts of deep sea mining are as follows -
Degradation of habitat of ocean species living at the sea bed.
Degradation of habitat causes extinction of species
Noise pollution under the sea
Plumes of suspended sediments
Disturbance in the ecosystem