The answer is artificial reef. Its a man made underwater structure typically built to promote marine life areas with a generally features bottom to control erosion, block ship passage or improve surfing. Artificial reef improve marine life in a certain area and deprive a new location for fishermen to fish and which works to ease the pressure on natural reefs.
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(simplify the equation)

(subrtact both sides by 14)


(multiply both sides by 6)

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Bend and curve around the planet.
The Coriolis effect causes the surface ocean currents to bend and curve around the planet. This effect is named after the French mathematician and engineer Gustav Gaspard Coriolis who discovered it. It explains why the winds or the currents in the oceans curve instead of travelling straight. The cause of the phenomenon is the rotation of the earth. It describes why the objects deflect while in motion.
The answer is low pressure