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He was the first to place a grid system on a map and use the same grid system for the entire planet
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Determined the circumference of the world
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Discovered the Arctic Ocean.
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Prince Henry established a school for the study of the arts of navigation, mapmaking, and shipbuilding.
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Magellan's expedition of 1519–1522 became the first expedition to sail from the Atlantic Ocean into the Pacific Ocean and the first to cross the Pacific Ocean.
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Helped find many known islands, such as Hawaii,the Cook Islands,and many more.
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Discovered ocean currents.
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Physical Geography of the Sea 1855, the first extensive and comprehensive book on oceanography to be published.
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This expedition produced the first global cross-section of the ocean's depth profile and identified over 4,700 ocean-dwelling animal species never before known.
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A spherical deep-diving chamber where people can study the oceans and deep-sea life.
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Echo sounding is the key method scientists use to map the seafloor today
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Phoenicians circumnavigated
Africa and sailed the North Atlantic as far
as European Coast and British Isle. -
Eric the Red sailed westward from
Greenland and discovered Baffin Island. -
Discovered what was
then called Vineland and spent the winter in an area
of North America we call Newfoundland. -
constructed a map of the
Mediterranean Sea.
