the ever growing difficulty in finding oil and the endangerous deep sea production activities some must be given measures which need to be taken in the future
Given the ever-growing difficulty in finding oil and the increase in potentially dangerous deep-sea oil production activities, some general consideration must be given to the measures which need to be taken in the future.
the ever-growing difficulty in finding oil and the in dangerous deep-sea production activities, some must be given measures which need to be taken in the future.