Global Change Master Directory gsfc-gcmduso@mail.nasa.gov 50 2013-05-20T08:15:38Z GCMD Search: DataCenters|ACADEMIC|UMD/IPST/UAP http://mddemo.gsfc.nasa.gov/KeywordSearch/OpenSearch.do 1 0 http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]IPST_UMD_ANTARCTIC_IONOS Upper Atmospheric and Ionospheric Data -0.0,-90.0,-0.0,-90.0166.67,-77.85,166.67,-77.85 1986-01-01T00:00:00Z 2001-01-01T00:00:00Z 2010-07-07T04:00:00Z The projects that operate from instrumentation at South Pole Station, and at the Arrival Heights Laboratory at McMurdo Station, examine natural phenomena occurring in the earth's atmosphere, ...