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PALSAR full polarimetry data were used to detect thaw/freeze conditions on the ground to try to determine the cause of a spring flood on a northern river in Russia. Full polarimetric data was used to identify the forest area, and the radar backscattering coefficient, a0HV, was examined. The a0HV over a frozen forest area was −19.9 dB, while that of a thawing forest area was −11.9 dB, and freeze/thaw...
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