Global Change Master Directory gsfc-gcmduso@mail.nasa.gov 50 2013-05-24T02:53:54Z GCMD Search: DataCenters|ACADEMIC|UQ/ES http://mddemo.gsfc.nasa.gov/KeywordSearch/OpenSearch.do 2 0 http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ECA069 Trace metals in the Larsemann Hills, East Antarctica: natural processes and human impact 1995-11-01T00:00:00Z 1996-02-28T00:00:00Z 1996-11-01T00:00:00Z 1997-02-28T00:00:00Z 2012-08-01T04:00:00Z To evaluate the extent of human impact on a pristine Antarctic environment, natural baseline levels of trace metals have been established in the basement rocks of the Larsemann Hills, East Antarctica. ... http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ECA067 trace metal in Antarctic ecosystems, larsemann Hills, East Antarctica 1996-01-01T00:00:00Z 1997-12-30T00:00:00Z 2012-08-01T04:00:00Z Sediments, mosses and algae, collected from lake catchments of the Larsemann Hills, East Antarctica, were analyzed to establish baseline levels of trace metals (Ag, As, Cd, Co, Cr, Cu, Ni, Sb, Pb, ...