Crews Head Down River, Out to Sea to Prep New SWOT Water Satellite

In mid-June, a team of freshwater researchers spent their nights drifting down Alaska’s Yukon River in an area that straddles the Arctic Circle. The hydrologists were using a GPS unit installed on their boat to measure the slope of the river at the same time that the Surface Water and Ocean Topography (SWOT) satellite passed overhead, collecting its own data on the waterway. The midnight…
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