Global Change Master Directorygsfc-gcmduso@mail.nasa.gov502013-05-21T04:01:34Zamd Search: Parameters|TERRESTRIAL HYDROSPHERE|WATER QUALITY/WATER CHEMISTRYhttp://mddemo.gsfc.nasa.gov/KeywordSearch/OpenSearch.do 180 0 http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]KPDC_DMMSIES_2012Development of a mathematical model for both solute transport in snow and isotopic evolution of snowmelt2012-06-01T00:00:00Z2012-10-26T00:00:00Z2013-04-19T04:00:00ZChemical and isotopic variations of snowmelt provide important clues for understanding snowmelt processes and the timing and contribution of snowmelt to catchment or watershed in spring. The newly ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]KPDC_VNMST_2012Validations of a numerical model of solute transport in a snowpack2012-08-01T00:00:00Z2012-11-13T00:00:00Z2013-04-19T04:00:00ZSnowmelt from seasonal snow covers can be significant in many environments of northern and alpine areas. Water flow and chemical transport resulting from snowmelt have been studied for an understanding ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GB-NERC-BAS-PDC-00514DISCOVERY-FOOD-WEBS: Scotia Sea FOOD-WEBS2013-03-29T04:00:00ZOcean food webs modify the efficiency with which CO2 is absorbed from the atmosphere into the sea, fixed by phytoplankton in the surface layers and then transported to the ocean interior. This so-called ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GB-NERC-BAS-PDC-00513DISCOVERY-OEM: Ocean Ecosystems and Management2013-03-22T04:00:00ZMaintaining long-term food security in a changing environment is one of the greatest challenges to the sustainable exploitation of the Earth System, including its oceans. The well publicised collapses ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_2570_field_lab_booksCopies of field and lab books associated with ASAC project 2570 - Constraints on hydrocarbon adsorption and nutrient release from zeolites at low temperatures for hydrocarbon remediation in Antarctica110.0,-67.0,111.0,-66.02004-10-01T00:00:00Z2012-03-31T00:00:00Z2013-02-13T05:00:00ZThese are the scanned electronic copies of field and lab books used at Casey Station between 2004 and 2012 as part of ASAC (AAS) project 2570 - Constraints on hydrocarbon adsorption and nutrient release ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_2576_field_lab_booksCopies of field and lab books associated with ASAC project 2576 - The hydraulic behaviour of Permeable Reactive Barrier materials under freeze-thaw conditions110.0,-67.0,111.0,-66.02004-10-01T00:00:00Z2007-03-31T00:00:00Z2013-02-13T05:00:00ZThese are the scanned electronic copies of field and lab books used at Casey Station between 2004 and 2007 as part of ASAC (AAS) project 2576 - The hydraulic behaviour of Permeable Reactive Barrier ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]CIESIN_SEDAC_CESIC_COMPLETE_V11Compendium of Environmental Sustainability Indicator Collections: Complete Collection, Version 1.1-180.0,-90.0,180.0,90.01973-01-01T00:00:00Z2005-12-31T00:00:00Z2013-02-11T05:00:00ZThe Compendium of Environmental Sustainability Indicator Collections contains 426 indicators for 239 countries from five major environmental sustainability indicator efforts: the 2006 Environmental ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_1163_field_lab_booksCopies of field and lab books associated with ASAC project 1163 - Remediation of petroleum contaminants in the Antarctic and subantarctic62.0,-70.0,111.0,-42.01993-10-01T00:00:00Z2012-03-31T00:00:00Z2013-02-08T05:00:00ZThese are the electronic scanned copies of the lab and field books used for ASAC (AAS) project 1163 (Remediation of petroleum contaminants in the Antarctic and subantarctic) between 1999 and 2012. ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]AAS_3261Stream invertebrate communities of Macquarie Island158.9,-54.55,158.99,-54.452009-09-30T00:00:00Z2010-05-31T00:00:00Z2012-12-20T05:00:00ZMetadata record for data from AAS (ASAC) Project 3261.
The objectives of this project are to:
1. Assess temporal variability in stream invertebrates on the sub-Antarctic island, Macquarie Island. ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]KPDC_DATA_CBMR_2011_01CTD Data surrounding Chukchi Borderland and Mendeleev Ridge of Arctic in 2011-166.51784,76.6315,-166.51784,76.6315-171.99033,76.402,-171.99033,76.402-171.99033,76.401,-171.99033,76.401-167.16034,76.2885,-167.16034,76.2885-167.15916,76.28817,-167.15916,76.28817-167.16167,76.28817,-167.16167,76.28817-176.0325,76.40283,-176.0325,76.40283-171.99933,76.4,-171.99933,76.4-173.9985,76.40033,-173.9985,76.40033-173.98517,76.39917,-173.98517,76.39917-177.66667,76.4,-177.66667,76.4-177.6685,76.3965,-177.6685,76.3965-179.33333,76.4,-179.33333,76.4-179.33983,76.402336,-179.33983,76.402336-179.34067,76.40417,-179.34067,76.40417-176.03017,76.4025,-176.03017,76.4025-176.03284,76.403,-176.03284,76.403-173.9965,77.197334,-173.9965,77.197334-179.335,77.9995,-179.335,77.9995-179.353,78.00017,-179.353,78.00017-177.70534,77.9925,-177.70534,77.9925-177.712,77.982,-177.712,77.982-177.706,77.97933,-177.706,77.97933-173.99933,77.99983,-173.99933,77.99983-173.9865,77.99717,-173.9865,77.99717-173.95833,77.99467,-173.95833,77.99467-174.00117,77.19984,-174.00117,77.19984-173.99733,77.197334,-173.99733,77.197334-161.919,77.749664,-161.919,77.749664-161.963,77.765,-161.963,77.765-161.95667,77.765,-161.95667,77.765-168.33267,78.0,-168.33267,78.0-168.37633,78.0,-168.37633,78.0-171.9815,78.00667,-171.9815,78.00667-172.00967,77.99983,-172.00967,77.99983-172.00883,78.0,-172.00883,78.0-175.669,77.99983,-175.669,77.99983-175.69768,77.993835,-175.69768,77.993835-179.32784,77.9975,-179.32784,77.9975-166.51817,73.6315,-166.51817,73.6315-166.51784,73.63367,-166.51784,73.63367-167.65117,74.29933,-167.65117,74.29933-167.65233,74.29933,-167.65233,74.29933-167.65018,74.30033,-167.65018,74.30033-166.3405,75.107834,-166.3405,75.107834-166.34,75.107834,-166.34,75.107834-164.67616,76.40134,-164.67616,76.40134-164.68668,76.402,-164.68668,76.4022011-08-02T00:00:00Z2011-08-16T00:00:00Z2012-11-06T05:00:00ZAn intensive oceanographic survey was conducted during 21 days from 2011 July 31 to August 20 by IBRV ARAON to measure the spatial and temporal variation of water masses in the Chukchi Borderland/Mendeleev ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]AAS1300_PW_FIELDTRIALIXField trial of WTP ion-exchange columns using Amberlite IRC748 during the Thala Valley clean-up110.0,-66.0,110.0,-66.02003-10-01T00:00:00Z2004-03-31T00:00:00Z2012-11-05T05:00:00ZIon-exchange columns were used in the WTP (water treatment plant) for water treatment during the clean-up of the Thala Valley tip - data collected during the operation were used as a field trial to ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]EARTH_OCEAN_NGDC_PALEO_CORAL1Equatorial Pacific Coral Paleoclimate Data-91.0,-8.0,-79.0,-0.0171.0,0.0,173.0,2.01936-01-01T00:00:00Z1982-12-31T00:00:00Z2012-08-31T04:00:00ZA set of Coral Data from the Pacific relevant to paleoclimate studies is
available via FTP from the World Data Center for Paleoclimatology at NCDC in
Boulder, Colorado USA. See below for access instructions. ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]K043_2008_2012_NZ_5Community composition survey at Terra Nova Bay with similar samples collected at Cape Evans Cape Armitage and Turtle Rock164.1231,-72.695,164.1231,-72.695166.399,-77.636,166.399,-77.636166.635,-77.851,166.635,-77.851166.4,-77.633,166.4,-77.633166.7757,-77.7443,166.7757,-77.7443166.24,-77.38,166.24,-77.38164.13,-74.38,164.13,-74.382008-11-24T00:00:00ZT00:00:00Z2012-06-29T04:00:00ZFive ice cores were collected from Terra Nova bay in the vicinity of Gondwana station. From each core the top, middle and bottom sections were sectioned and processed as described earlier. In addition, ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]AAD_PublicationsAAD publications database-180.0,-90.0,180.0,-30.01947-01-01T00:00:00ZT00:00:00Z2012-06-19T04:00:00ZThis database is a catalogue for the list of publications held by the Australian Antarctic Division. The database is available online at the URL given below. In some cases, pdf downloads are available, ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]K025_2011_2012_NZ_3Biodiversity, Dynamics and Metabolics of Heterogeneous Meltwater Ponds165.54144,-78.01649,165.55963,-78.014312012-01-13T00:00:00Z2012-01-18T00:00:00Z2012-06-11T04:00:00ZMicrobial biodiversity and community dynamics within and between selected melt water ponds near Bratina Is will help to identify environmental drivers within ponds. Research will examine the metabolic ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]IHIS2684Casey EPH Fuel Tank Supply Line Leak - Soil samples for TPH analysis110.525,-66.285,110.531,-66.282012-02-13T00:00:00Z2012-03-20T00:00:00Z2012-05-29T04:00:00ZThe dataset contains a list of the location of sixteen soil samples taken from the vicinity of the Casey EPH fuel tank on the 13/02/2012 and 20/03/2012. Soil samples were taken for Total Petroleum ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0504Alkanes in Firn Air Samples, Antarctica and Greenland0.0,-90.0,0.0,-90.0112.09,-79.47,112.09,-79.47-38.3833,72.5833,-38.3833,72.58332005-12-01T00:00:00Z2006-01-31T00:00:00Z2006-06-01T00:00:00Z2006-09-01T00:00:00Z2008-12-01T00:00:00Z2009-01-31T00:00:00Z2012-05-14T04:00:00ZThis data set contains ethane, propane, and n-butane measurements in firn air from the South Pole and the West Antarctic Ice Sheet (WAIS) Divide in Antarctica, and from Summit, Greenland. The WAIS ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0506WAIS Divide Snowpit Chemical and Isotope Measurements, Antarctica-112.3,-79.433334,-112.3,-79.4333342005-01-01T00:00:00Z2008-12-31T00:00:00Z2012-05-14T04:00:00ZThis dataset includes major ion, trace element, microparticle and oxygen isotope (δ18O) data for a snowpit dug and sampled in December 2008 near the West Antarctic Ice Sheet (WAIS) Divide ice ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_2518Effect of Global Change on the Primary Production of Antarctic coastal Ecosystems110.3,-66.5,110.8,-66.02004-10-19T00:00:00ZT00:00:00Z2012-05-01T04:00:00ZMetadata record for data from ASAC Project 2518
See the link below for public details on this project.
Global climate change will lead to a reduction in the duration and thickness of sea ice in coastal ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]SOE_potable_water_qualityQuality of Potable Water at Australian Antarctic and Subantarctic Stations158.8609,-54.6198,158.8609,-54.6198110.5276,-66.2818,110.5276,-66.281862.8738,-67.6026,62.8738,-67.602677.9673,-68.5766,77.9673,-68.57661995-05-01T00:00:00ZT00:00:00Z2012-04-27T04:00:00ZINDICATOR DEFINITION
Potable water quality measured monthly at Australian Antarctic and Subantarctic Stations.
TYPE OF INDICATOR
There are three types of indicators used in this report:
1.Describes ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]DAVIS_STP_ChemistryChemistry data from the Environmental Impact Assessment of the Davis Sewage Outfall77.85883,-68.65507,78.08167,-68.519212009-11-01T00:00:00Z2010-03-31T00:00:00Z2012-04-12T04:00:00ZUntreated, macerated wastewater effluent has been discharged to the sea at Davis Station since 2005, when the old wastewater treatment infrastructure was removed. This environmental assessment was ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]CIESIN_SEDAC_IPCC_OBSERVEDIPCC Fourth Assessment Report (AR4) Observed Climate Change Impacts Database-180.0,-90.0,180.0,90.01970-01-01T00:00:00Z2004-01-01T00:00:00Z2012-04-09T04:00:00ZThe Intergovernmental Panel on Climate Change (IPCC) Fourth Assessement Report (AR4) Observed Climate Change Impacts Database contains observed responses to climate change across a wide range of systems ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]K081_2009_2010_NZ_1Characterisation of aquatic resources in McMurdo Sound region of Antarctica: water chemistry, biological identity and genomic samples159.0,-80.0,166.69,-77.32009-12-24T00:00:00Z2010-01-19T00:00:00Z2010-10-10T00:00:00Z2011-01-15T00:00:00Z2012-01-10T00:00:00Z2012-01-23T00:00:00Z2012-02-07T05:00:00ZAquatic environments in Antarctica have changes over time with a changing climate. Small aquatic zones on the surface of glaciers ablation zones are comparatively constant and represent perhaps the ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_2936Tracking Antimicrobial Resistance from Human Sewage to the Antarctic Environment110.48,-66.32,110.56,-66.242008-09-30T00:00:00Z2011-03-31T00:00:00Z2012-02-07T05:00:00ZMetadata record for data from AAS (ASAC) project 2936.
Public
Antibiotic resistance is common in bacteria associated with humans. This characteristic is often used to identify sources of environmental ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_1300_PRBDevelopment and application of technologies for the removal of heavy-metal contaminants from run-off associated with abandoned waste disposal sites - Permeable Reactive Barrier Data110.5254,-66.2818,110.5255,-66.28172005-01-01T00:00:00Z2009-01-19T00:00:00Z2012-01-12T05:00:00ZThe contamination of soils by heavy metals is a problem that faces communities the world over. Contamination is of particular concern when it is mobilised into ground and surface waters, where it ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]AAS1300_PW_COLUMNSIXColumn breakthrough ion-exchange experiments for Amberlite IRC748 (WTP for Thala Valley clean-up)110.0,-66.0,110.0,-66.02004-04-01T00:00:00Z2004-12-20T00:00:00Z2012-01-09T05:00:00ZA series of ion-exchange column breakthrough experiments were undertaken with laboratory solutions spiked with heavy metals to investigate the removal of these metals by Amberlite IRC748 at variable ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_987An assessment of some uncertainties in using ice core S180 data to deduce past temperatures60.0,-90.0,160.0,-42.01996-09-30T00:00:00Z1999-03-31T00:00:00Z2011-12-20T05:00:00ZThis project has no actual data to archive, but several pdf copies of publications produced from this work are available for download to AAD staff only from the provided URL.
Taken from the abstracts ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_2348Exopolysaccharides from Antarctic bacteria70.0,-67.0,145.0,-60.02003-07-01T00:00:00Z2004-06-30T00:00:00Z2011-12-16T05:00:00ZExopolysaccharide (EPS) is complex sugar made by many microbes in the Antarctic marine environment. This project seeks to understand the ecological role of microbial EPS in the Southern Ocean, where ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_539Past and Present Freshwater Lake Environments on Macquarie Island158.0,-54.0,159.0,-54.01988-10-01T00:00:00Z1992-12-31T00:00:00Z2011-06-28T04:00:00ZSamples were collected between 1998 and 1992 on Macquarie Island from existing water bodies and from exposed lake sediments up to 14,000 years old. The dataset comprises a taxa list of 131 non-marine ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_2154Bacterioplankton dynamics in Antarctic lakes77.0,-68.0,78.0,-67.01999-01-01T00:00:00Z2000-02-29T00:00:00Z2011-05-11T04:00:00Z---- Public Summary from Project ----
Bacteria are an important part of the planktonic community of lakes and other aquatic environments. They use dissolved organic carbon in the water as a ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_1163_WilkesGis_1999GIS dataset of Wilkes produced from survey work completed in 1999110.5225,-66.2614,110.5547,-66.25561999-01-01T00:00:00Z1999-02-28T00:00:00Z2011-03-01T05:00:00ZThis dataset resulted from a GPS survey of contaminants at the abandoned Wilkes station, Windmill Islands, Antarctica in January, February 1999. The survey was carried out by Nadia Babicka of Macquarie ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_1163_WilkesGIS_2010GIS dataset of Wilkes produced from survey work completed in 2010110.48,-66.29,110.56,-66.212010-01-19T00:00:00Z2010-01-23T00:00:00Z2011-03-01T05:00:00ZIn 2010 we undertook sampling of soil and waters around Wilkes station and the main tip site. We repeated the work of Snape et al. 1999 and took a more dense set of samples across the area to determine ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_2918Have stream invertebrate communities of Macquarie Island changed over 15 years and are they likely to respond to climate changes or other environmental factors?158.0,-54.8,159.0,-54.22007-09-30T00:00:00Z2008-03-31T00:00:00Z2011-02-07T05:00:00ZMetadata record for data from ASAC Project 2918
See the link below for public details on this project.
This project will assess the extent of changes to the freshwater stream invertebrate communities ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ice_retreat_bloomsImages showing the retreat of sea ice and subsequent chlorophyll-a bloom in the spring/summer of 1997/98-2009/10, East Antarctica.20.0,-72.0,160.0,-45.01997-11-01T00:00:00Z2010-04-01T00:00:00Z2011-01-31T05:00:00ZThis data set comprises animations showing the spring/summer melt of sea ice in East Antarctica and the subsequent chlorophyll blooms. SMMR-SSM/I sea ice concentration data were obtained from the ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_2323_OGormanApplying e-science to evaluating antarctic lakes as indicators of climate change - O'Gorman Rocks Dataset77.9501,-68.5711,77.95011,-68.5712004-05-23T00:00:00Z2004-11-27T00:00:00Z2010-12-14T05:00:00ZMetadata record for data from ASAC Project 2323
See the link below for public details on this project.
---- Public Summary from Project ----
E-science is an exciting new branch of inter-disciplinary ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_2352Virus participation in dissolved organic carbon dynamics in freshwater lakes78.25,-68.551,78.251,-68.552003-11-25T00:00:00Z2004-11-22T00:00:00Z2010-12-14T05:00:00ZMetadata record for data from ASAC Project 2352
See the link below for public details on this project.
---- Public Summary from Project ----
In the last ten years it has become evident that viruses ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_2323_CrookedApplying e-science to evaluating Antarctic lakes as indicators of climate change - Crooked Lake Dataset78.382,-68.618,78.383,-68.6172003-05-12T00:00:00Z2004-01-13T00:00:00Z2010-12-13T05:00:00ZMetadata record for data from ASAC Project 2323
See the link below for public details on this project.
---- Public Summary from Project ----
E-science is an exciting new branch of inter-disciplinary ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]K081_2007_2008_NZ_3Meltwater geochemistry and biological characteristics of the Darwin Glacier region of Antarctica156.0,-80.0,160.0,-79.02009-01-13T00:00:00Z2009-01-29T00:00:00Z2010-09-29T04:00:00ZFreshwater ponds have long been recognised as an important local biodiversity element in the Antarctic landscape. A suite of relatively easily measured chemical and biological variables that provide ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]K064_2004_2007_NZThe hydrology (pattern of flow and composition of meltwater) of a cold based glacier, Wright Lower Glacier, Wright Valley, Antarctica162.5,-77.5,163.3,-77.32004-11-19T00:00:00Z2004-12-14T00:00:00Z2005-10-29T00:00:00Z2006-01-09T00:00:00Z2007-01-02T00:00:00Z2007-02-04T00:00:00Z2010-09-29T04:00:00ZThe seasonal melt regime of the Wright Lower Glacier, Wright Valley, Dry Valleys, Antarctica was investigated and monitored over three field seasons (04-05, 05-06 and 06-07). The water cycle, which ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]JP_ANTARCTIC_JARE_ECOSYSJapanese Antarctic Research Expedition (JARE) Terrestrial ecosystem monitoring39.73,-69.25,39.8,-69.231986-02-01T00:00:00Z2000-01-31T00:00:00Z2010-09-27T04:00:00Z[From Research Group/Research Activities: Terrestrial Biology,
"http://www.nipr.ac.jp/"]
Y. Ohyama, H. Kanda, S. Imura)
This group promotes taxonomical, ecological and physiological ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]K043_2008_2009_NZ_2The biomass, productivity and biodiversity of algae and bacteria in Granite Harbour and the physical parameters of their environment162.89,-77.015,162.89,-77.0152008-11-15T00:00:00Z2008-11-27T00:00:00Z2009-11-16T00:00:00Z2009-12-29T00:00:00Z2010-09-20T04:00:00ZThe total biomass, productivity and biodiversity of algae and bacteria from the sea ice and the water column was investigated in Granite Harbour. Sampling sites in the Granite Harbour area were used ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]K043_2007_2008_NZ_1The biomass, productivity, physiology and grazing pressures of phytoplankton during the polar winter in the Ross Sea region166.6667,-77.85,166.6667,-77.85166.4,-77.6333,166.4,-77.63332007-08-24T00:00:00Z2007-09-27T00:00:00Z2008-09-04T00:00:00Z2008-10-05T00:00:00Z2009-08-25T00:00:00Z2009-10-09T00:00:00Z2010-09-20T04:00:00ZWhat happens to primary production during the long polar night was investigated in the Ross Sea region. Phytoplankton samples were obtained from the water column at Cape Armitage and Cape Evans. Phytoplankton ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]K043_2008_2009_NZ_3The response of sea ice and brine water algae and bacteria to changes in salinity, temperature, light and UVB in Granite Harbour162.89,-77.015,162.89,-77.0152008-11-15T00:00:00Z2008-11-27T00:00:00Z2009-11-16T00:00:00Z2009-12-29T00:00:00Z2010-09-20T04:00:00ZIn the 2008/2009 season, samples of the bottom ice algae and brine algae (within 30cm of the top of the ice) were subjected to temperature, salinity, light and UVB experiments and analysed with PAM ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]K081_2005_2006_NZ_1Microbial mat development and production variation in relation to physio-chemical variation in 13 ponds that all originated from one greater pond near Bratina Island on the McMurdo Ice Shelf165.3333,-78.0,165.3333,-78.02005-12-19T00:00:00Z2005-12-28T00:00:00Z2010-08-30T04:00:00ZMicrobial mat development and production varies from pond to pond due to the physio-chemical variation amongst the ponds. To study this variation a series of 13 ponds were selected that had originated ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]BROKE-West_ACSACS data collected on the BROKE-West Survey30.0,-69.1,80.0,-59.82006-01-17T00:00:00Z2006-02-28T00:00:00Z2010-08-19T04:00:00ZProfiles of visible light absorption and attenuation coefficients were measured in the upper 100m of the water column.
Data Acquisition:
The Wetlabs ACS spectral absorption and ...http://gcmd.gsfc.nasa.gov/getdif.htm?[BAS_AEDC]GB-NERC-BAS-AEDC-00063Long-Term Monitoring of Signy Lake Chemistry by BAS 1963-2004-45.5,-60.7,-45.5,-60.71963-01-01T00:00:00Z2004-12-31T00:00:00Z2010-04-27T04:00:00ZThe long term monitoring of water chemistry in Signy Island lakes is unique in polar limnology, in its duration (30+ years), detail, and range of sites. It details seasonal patterns of snow and ice ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_3095Understanding the impact of change on Australia's World Heritage subantarctic islands73.5,-53.15,73.6,-53.05158.9,-54.55,158.99,-54.452008-09-30T00:00:00Z2012-03-31T00:00:00Z2010-04-21T04:00:00ZMetadata record for data from AAS (ASAC) Project 3095.
Public
Global warming and the impact of feral animals or weedy plant species are causing changes in terrestrial sub-Antarctic ecosystems. We ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0420WAISCORES Snow Pit Chemistry, Antarctica-149.11,-81.65,-148.51,-81.051994-11-01T00:00:00Z1995-02-28T00:00:00Z1996-11-01T00:00:00Z1997-02-28T00:00:00Z2010-03-10T05:00:00ZThis data set is part of the West Antarctic Ice Sheet cores (WAISCORES) project, an NSF-funded project to understand the influence of the West Antarctic Ice Sheet on climate and sea level change. ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]K081_2005_2006_NZ_2Sampling based chemical and biogeochemical stratification profiles of melt water ponds at Bratina Island, McMurdo Ice Shelf165.3333,-78.0,165.3333,-78.02005-12-19T00:00:00Z2005-12-28T00:00:00Z2007-01-16T00:00:00Z2007-01-29T00:00:00Z2010-02-23T05:00:00ZA comprehensive suite of geochemical samples and measurements from a selection of meltwater ponds at Bratina Island was collected in the 2005/06 and 2006/07 seasons. The purpose was to help identify ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]K043_2003_2005_NZ_2The bacterial biomass of sea ice from Seabees Hook, Cape Hallett region170.2666,-72.3166,170.2666,-72.31662003-11-19T00:00:00Z2003-12-16T00:00:00Z2004-11-12T00:00:00Z2004-12-07T00:00:00Z2010-02-23T05:00:00ZA taxonomic assessment of sea ice bacteria abundance and their response to climate induced stress was investigated from the sea ice around Seabee Hook, Cape Hallett. Four sites at different points ...