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Hydrology. AGU Townhall 2008 Hydrology Slides funded by: CNES, JPL, NASA, and OSU’s Climate, Water, & Carbon Program. ~30M Lakes > 1 hectare. Photo: Larry Smith. Amazon. Downing et al., 2006. Siberia. Ohio. Photos: K. Frey, B. Kiel, L. Mertes. SWOT capability to observe water height.
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Hydrology AGU Townhall 2008 Hydrology Slides funded by: CNES, JPL, NASA, and OSU’s Climate, Water, & Carbon Program
~30M Lakes > 1 hectare Photo: Larry Smith
Amazon Downing et al., 2006 Siberia Ohio Photos: K. Frey, B. Kiel, L. Mertes
SWOT capability to observe water height Ohio River SRTM Water elevation measurements In Situ observ-ations from Carlston, 1969; originally by Army Corps of Engineers estimated SWOT Courtesy: Michael Durand, OSU
SWOT capability to estimate discharge Ohio River accuracy estimate based on: Expected SWOT height observation accuracy Temporal sampling errors River width Courtesy: Elizabeth Clark, UW
Height errors and areal errors vary with lake area Height errors dominate Results from Peace Athabasca Delta lakes, Canada SWOT ability to observe storage change Courtesy: Hyongki Lee, OSU
SWOT capability to measure global storage change 25% Analysis based on global lake frequency-area distribution by Downing et al., 2006 10 km x 10 km 1 km x 1 km 250 m x 250 m Courtesy: Sylvain Biancamaria, CNES