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How Argo Floats Work

Argo floats sink to depths of 2,000 meters, drift with ocean currents for several days, rise to the surface taking measurements of water temperature and salinity along the way, and then transmit data back to shore via satellite before descending again.  (Animation by Tim Silva, Woods Hole Oceanographic Institution)

Woods Hole Oceanographic Institution is the world's leading non-profit oceanographic research organization. Our mission is to explore and understand the ocean and to educate scientists, students, decision-makers, and the public.
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