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Lin Liu pulls a ground penetrating radar unit through the tundra near Barrow, Alaska on to measure the active layer depth. The radar unit (in the box) emits a pulse which reflects off the permafrost to measure the active layer depth, which is recorded in the computer held by Andy Parsekian. (Credit: Kevin Schaefer, NSIDC)
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Album name:vizcarra / Permafrost Survey 2013
Keywords:permafrost, nsidc, kevin schaefer, alaska, barrow
Copyright Information:May be used freely if properly cited.
Image Credit:Kevin Schaefer, NSIDC
File Size:1367 KB
Date added:Oct 22, 2013
Dimensions:1500 x 1004 pixels
Displayed:271 times
Digital Zoom Ratio:1
Flash:No Flash
Flash Pix Version:version 1
Gain Control:0
Resolution Unit:Inch
Y Resolution:300
YCbCrPositioning:Datum Point
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