Global Change Master Directory gsfc-gcmduso@mail.nasa.gov 50 2013-05-24T09:05:29Z GCMD Search: DataCenters|ACADEMIC|UC-BERKELEY/PHYSICS http://mddemo.gsfc.nasa.gov/KeywordSearch/OpenSearch.do 1 0 http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]berkeley_dustlogger_Siple Downhole log of dust and volcanic ash layers at Siple Dome, Antarctica -148.83,-81.67,-148.83,-81.67 2010-07-07T04:00:00Z The table lists, as a function of depth, the optical signal received by the downhole logger after a horizontally directed light beam has been emitted from the logger out of the borehole, ...