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Using motion-stabilized #UAS -derived videos, #USGS researchers estimate water surface velocity magnitudes and directions (depicted by yellow arrows) as seen here for the Androscoggin River in Maine. 🌊 Learn more: https://t.co/bjctoaXfzb https://t.co/aDkJ6
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USGS Pub https://t.co/xE1EgzjoKH via @USGS_Pubs