In 2000, NASA’s Shuttle Radar Topography Mission (SRTM) gathered elevation data over Earth’s land surfaces. Scientists are using SRTM data (related feature story) to develop HydroSHEDS, a digital map of water channels.
Friday, November 02, 2007
Source of the Amazon River
In 2000, NASA’s Shuttle Radar Topography Mission (SRTM) gathered elevation data over Earth’s land surfaces. Scientists are using SRTM data (related feature story) to develop HydroSHEDS, a digital map of water channels.
That's one big catchment area, no wonder the Amazon is so massive.
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