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    The majority of life on earth is aquatic.


    There are more historic artifacts under the sea than in all the world''s museums combined.


    Oceans cover more than 70%of the earth''s surface.


    The Atlantic Ocean is increasing in size.


    The deepest known point is The Challenger Deep at around 11,000 m below see level.


    At around 30m depth, the water pressure can crush you.


    During their deepest dives, a diver''s heart rate can dip to only 14 beats per minute; for reference, this is about a third of the rate of a person in a coma.@@