Global Change Master Directorygsfc-gcmduso@mail.nasa.gov502013-05-20T05:30:05Zamd_au Search: [Keyword='CHLOROPHYLL A']http://mddemo.gsfc.nasa.gov/KeywordSearch/OpenSearch.do 19 0 http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_1087The influence of water and nutrient availability on bryophyte communities in continental Antarctica109.0,-67.0,111.0,-65.01996-11-01T00:00:00Z2000-02-15T00:00:00Z2013-03-25T04:00:00ZBryophyte Ecophysiology - response to water and nutrients.
This project is also related to ASAC project 1313 (ASAC_1313) - Impact of global climate change on Antarctic flora: long-term monitoring ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_40The role of antarctic marine protists in trophodynamics and global change and the impact of UV-B on these organisms60.0,-70.0,180.0,-43.01994-01-02T00:00:00ZT00:00:00Z2012-11-06T05:00:00ZThis is a parent metadata record for work carried out as part of ASAC/AAS project 40.
See the child metadata records for further information.
More than 95% of the biomass in the Southern Ocean is ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_2584Biogeochemical modelling of the feedback between ocean biota and climate at polar latitudes-180.0,-70.0,180.0,-50.0-10.0,70.0,35.0,85.02004-10-01T00:00:00Z2007-03-31T00:00:00Z2011-11-29T05:00:00ZMetadata record for data from ASAC Project 2584
See the link below for public details on this project.
The Southern Ocean plays a significant role in the biogeochemical cycling of sulphur due to ...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_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]BROKE-West_GrazingBROKE-West Grazing dilution study29.9833,-69.1,78.5563,-60.58332006-01-10T00:00:00Z2006-03-11T00:00:00Z2010-08-25T04:00:00ZThese data contain results from grazing dilution experiments conducted during BROKE-West.
Experiments were conducted at 22 locations on the BROKE-West transect.
Data are ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]chlorophyll_65-02Long-term variation of surface phytoplankton chlorophyll a in the Southern Ocean during 1965-2002100.147,-54.985,137.95,24.5671965-11-23T00:00:00Z2002-12-08T00:00:00Z2010-07-28T04:00:00ZThe variation in the phytoplankton biomass over a decadal time scale, and its relationship with the Antarctic Circumpolar Wave (ACW) and climate change, has been poorly interpreted because of the ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_2146Phytoplankton and hydrological succession in Omega and Taynaya Bays, eastern Antarctica77.0,-68.0,78.0,-67.01997-11-13T00:00:00Z1998-03-02T00:00:00Z2010-07-26T04:00:00ZMetadata record for data from ASAC Project 2146
See the link below for public details on this project.
From the abstracts of the referenced papers:
Early season phytoplankton ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_1152The Molecular and Physiological Mechanisms of Microbial Survival in Antarctic Lakes78.1878,-68.4718,78.1878,-68.471878.2233,-68.4633,78.2233,-68.46332001-02-25T00:00:00Z2002-02-15T00:00:00Z2010-06-08T04:00:00ZMetadata record for data expected from ASAC Project 1152
See the link below for public details on this project.
---- Public Summary from Project ----
...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_919Functional dynamics of the microbial loop in saline lakes of the Vestfold Hills78.185,-68.4733,78.185,-68.47331995-12-01T00:00:00Z1997-02-28T00:00:00Z2008-04-10T04:00:00ZMetadata record for data expected from ASAC Project 919.
See the link below for public details on this project.
The plankton dynamics of Ace Lake, a sline, meromictic basin in the Vestfold Hills, ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]SIBEX_II_phytoNella Dan: SIBEX II Cruise Phytoplankton Data57.0,-70.0,94.0,-58.01985-01-03T00:00:00Z1985-01-26T00:00:00Z2008-04-10T04:00:00ZThis dataset contains results from the Second International BIOMASS Experiment II (SIBEX II) cruise of the Nella Dan, taken in January 1985. This cruise was the fourth cruise in a series of six. Phytoplankton ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_2210_Honours_CadmanOzone and mean Chlorophyll a Data collected for regions of the Southern Ocean from 1997-2000 for an honours project in ASAC project 221068.0,-70.0,145.0,-65.01997-01-01T00:00:00Z2000-12-31T00:00:00Z2008-04-10T04:00:00ZThis study employs data from two satellite-borne instruments namely, the Sea-Viewing Wide Field-of-view Sensor (SeaWiFS) and the Total Ozone Mapping Spectrometer (TOMS).
This work was completed as ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_2364Response of antarctic marine diatoms to environment modification117.9828,-60.7548,141.4406,-50.0392003-09-30T00:00:00Z2004-03-31T00:00:00Z2008-04-10T04:00:00ZEnvironmental manipulation and competition experiments on cultured and natural diatoms will identify the response of key taxa to environment modification. Understanding the environmental factors governing ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_40_HIHOHIHORole of Antarctic marine protists in trophodynamics and global change and impact of UV-B on these organisms - V1 of the Aurora Australis, 1995-96 - HI-HO, HI-HO138.1561,-65.3065,146.1905,-43.59891995-07-18T00:00:00Z1995-08-30T00:00:00Z2008-04-10T04:00:00ZLocations of sampling sites for ASAC project 40 on Voyage 1 of the Aurora Australis, 1995-1996 - HI-HO, HI-HO samples.
Public Summary from the project:
This program aims to determine the role of ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_40_SHAMRole of Antarctic marine protists in trophodynamics and global change and impact of UV-B on these organisms - Voyage 7 of the Aurora Australis, 1993-1994 - SHAM70.978,-66.4597,146.3225,-43.99811994-01-02T00:00:00Z1994-01-31T00:00:00Z2008-04-10T04:00:00ZLocations of sampling sites for ASAC project 40 on Voyage 7 of the Aurora Australis, 1993-1994 - SHAM samples.
Public Summary from the project:
This program aims to determine the role of single ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_875Sea Ice Biota of Coastal Eastern Antarctica62.8738,-67.6027,62.8738,-67.602778.7333,-68.2333,78.7333,-68.233377.9082,-68.5538,77.9082,-68.553877.9502,-68.571,77.9502,-68.57177.8333,-68.85,77.8333,-68.8576.2167,-69.4,76.2167,-69.41995-10-01T00:00:00Z1995-12-31T00:00:00Z2008-04-10T04:00:00ZThe distribution and abundance of ice-associated copepods in the fast ice of the Australian Antarctic Territory were investigated over a distance of approximately 650 km between October and December ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_2302The effect of global climate change on Antarctic marine diatoms137.2986,-65.7566,147.1191,-53.84082002-10-24T00:00:00Z2002-11-11T00:00:00Z2008-04-10T04:00:00ZAntarctic marine diatoms are sensitive to environment change. This project will determine the environmental niches occupied by key diatom species in Antarctic sediments. This will allow climate changes ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_40_AA0405V3The role of Antarctic marine protists in trophodynamics and global change and the impact of UV-B on these organisms - Voyage 3 2004/2005 (CLIVAR I9/PET) samples77.5304,-66.8513,115.0711,-36.03312004-12-30T00:00:00Z2005-02-04T00:00:00Z2008-04-10T04:00:00ZLocations of sampling sites for ASAC project 40 on voyage 3 of the Aurora Australis in the 2004/2005 season. Samples were collected between December and February of 2004/2005.
The dataset also contains ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ASAC_2210_cell_countsUV climate over the Southern Ocean south of Australia, and its biological impact - Cell count results77.9,-68.6,78.0,-68.52002-11-15T00:00:00Z2003-01-08T00:00:00Z2008-04-10T04:00:00ZMinicosm design: Three successive experiments to a maximum incubation of 14 days were performed from mid November to early January in the summer of 2002/03 in a temperature controlled shipping container ...