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Water Cycle (00:02:31)
[10-May-11] Measurements of sea surface salinity, or the concentration of salt at the ocean's surface, gives scientists vital information on global ocean circulation and how freshwater moves between the ocean and other reservoirs. Credit: NASA Goddard Space Flight Center. View Original Movie: https://www.youtube.com/watch?v=KsV7kvyxGQU&feature=youtu.be