Seaworthy Facts and Ocean Pressure Trivia
A playful overview explains ocean pressure by imagining a person lifting 50 jumbo jets, equating to eight tons per square inch at the ocean depth. It notes gold in seawater could yield nine pounds per person worldwide, and compares Mount Everest to Mauna Kea, which rises 33,465 feet from the seabed with 13,796 feet above water.