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155 Titles Match Your Query
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1. An integrated study of processes linking sea ice and biological ecosystem elements off East Antarctica during winter [ASAC_2767]   CHILD DIFs
Metadata record for data expected from ASAC Project 2767 See the link below for public details on this project. A multidisciplinary survey of the processes linking sea ice with biological elements ...


2. Analysis of Remotely Sensed Sea Ice Images Using an Expert System [ASAC_687]
From the abstract of some of the referenced papers: An expert system is being developed which will apply knowledge-based techniques to the automated interpretation of remotely ...


3. Direct Molecular Analysis of Antarctica and Southern Ocean Microbial Communities [ASAC_867]
Metadata record for data from ASAC Project 867 See the link below for public details on this project. Dataset Sea-ice bacteria data are associated with ASAC_1012 and included there Data for bacteria ...


4. Electrical conductivity of sea ice: a comparison of in-situ and laboratory measurements [ASAC_2381]
Metadata record for data from ASAC Project 2381 See the link below for public details on this project. ---- Public Summary from Project ---- This project will compare sea ice electrical conductivities ...


5. Exopolysaccharides from Antarctic bacteria [ASAC_2348]
Exopolysaccharide (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 ...


6. Implementation of a sea-ice model for application in the Antarctic [ASAC_2504]
Metadata record for data from ASAC Project 2504 See the link below for public details on this project. In this project a sea-ice model for application in Southern Ocean climate and forecasting studies ...


7. Investigating the relation between aerosol optical depth, dimethylsulphide production and phytoplankton dynamics in the Antarctic Southern Ocean [ASAC_2319]
---- Public Summary from Project ---- Understanding the strength of possible biological feedbacks is crucial to the science of climate change. This project aims to improve our understanding of one ...


8. Photokinetic adaptation of sea-ice algae [ASAC_2702]
Metadata record for data from ASAC Project 2702 See the link below for public details on this project. Sea-ice algae are the basis of the Antarctic food web and are essential for healthy functioning ...


9. Phytoplankton Distribution in Surface Samples and Cores from Prydz Bay and Long Fjord and its Relationship to Sea Level and Climatic Change [ASAC_492]
Metadata record for data from ASAC Project 492 See the link below for public details on this project. From the abstracts of the referenced papers: Diatom assemblages in two ...


10. Preliminary investigation of growth and photosynthesis of sea ice algae during winter [ASAC_832]
Microalgal assemblages associated with the winter Antarctic pack ice sheet were examined for photosynthesis-irradiance characteristics in relation to light availability. Pack ice, the dominant form ...


11. Remote Sensing Validation Experiment [ASAC_2298]
At a spatial resolution of 25 km and offering complete daily coverage of Antarctica, the DMSP SSM/I is a key source of information on both sea-ice concentration and extent. Data have been both acquired ...


12. Role of micronutrients in the sea ice microbial ecosystem [ASAC_2299]
The productivity of Antarctic waters may be controlled by the amount of iron. Experiments have shown that this is probably the case for phytoplankton but as yet we do not know if iron limits the growth ...


13. SIPEX data iron site - Aurora Australis voyage Sept-Oct 2007 [ASAC_3026_SIPEX]   PARENT DIF
This work was completed as part of the SIPEX - Sea Ice Physics and Ecosystem eXperiment - voyage. Adapted from the SPIEX website: During SIPEX we investigated the biogeochemistry of iron (Fe), including ...


14. The role of iron as a micro-nutrient to the Antarctic sea-ice zone algal community [ASAC_3026]   CHILD DIFs
Metadata record for data from AAS (ASAC) project 3026. Public This project will assess the importance of the trace micro-nutrient element iron to Antarctic sea-ice algal communities during the International ...


15. Use of a spatial expert system shell to develop automated techniques for detection and classification of sea ice in AVHRR imagery [ASAC_907]
The development of an operational sea ice mapping system. This metadata record refers to the development and testing of an prototype system, ICEMAPPER, to interpret NOAA AVHRR imagery on a semi-automatic ...


16. Winter foraging ranges of Weddell seals: a pilot study to assess their role in the winter sea-ice zone and their potential as ocean sampling platforms [ASAC_2695]
Metadata record for data from ASAC Project 2695 See the link below for public details on this project. Variations in the winter extent of sea ice are thought to have profound effects on biological ...


17. A comparison of sea-ice thickness measurements made using ship-mounted and airborne electromagnetic induction devices [ASAC_1342]
Metadata record for data from ASAC Project 1342 See the link below for public details on this project. ---- Public Summary from Project ---- This project involves field trialling of software written ...


18. An investigation into Southern Hemisphere cyclone-sea ice links using long records of NCEP analyses and passive microwave data [ASAC_1080]
The sea ice data are the SMMR/SMMI data for the period 1978-96. These are in the form of daily (or bi-diurnal) concentration amounts on a regular grid. The data on the extratropical cyclones has been ...


19. Biodiversity and ecophysiology of Antarctic sea-ice bacteria [ASAC_1012]
The data set includes imformation relevant for the study and description of sea-ice bacteria contains the following dataset subgroups and is organised by REFERENCE number. 1) Isolation data: strain ...


20. Cold adaptation in planktonic and sea-ice bacteria [ASAC_1126]
Preliminary Metadata record for data expected from ASAC Project 1126 See the link below for public details on this project. ---- Public Summary from Project ---- Previous work on anti-freeze proteins ...


21. DMS in the Southern Ocean [ASAC2100]
From 1991 to 2000 14 voyages have been completed in the Southern Ocean. Measurements of DMS (Dimethylsulfide) and DMSP (Dimethylsulfoniopropionate) have been carried out on surface and subsurface ...


22. Energy requirements and daily food consumption of crabeater seals in the Antarctic winter pack-ice [ASAC_1090]
Although the most abundant of all mammalian predators in the Antarctic marine ecosystem, crabeater seals are also one of the least understood. The most fundamental question of all - how many are ...


23. Iron Distribution and Effects on Phytoplankton Growth in the Seasonal Sea Ice Zone [ASAC_1301]
Peter Sedwick collected water column samples (6 depths, less than 350m) and measured dissolved iron in these samples, using specialised trace-metal clean techniques, at 9 stations along the SR3 transect ...


24. The fate of primary production in Antarctic sea ice: the role of metazoan grazers. [ASAC_1328]
Crustaceans are an important component of the Antarctic marine ecosystem. Large numbers live in or close to the sea-ice cover, using it as a refuge from predation and a source of food. However, the ...


25. Winter Zooplankton pilot study - Mawson area [ASAC_1117]
Metadata record for data from ASAC Project 1117 See the link below for public details on this project. ---- Public Summary from Project ---- The aim of this project is to determine how feasible it ...


26. Aerial photographs of sea ice flown by the Australian Antarctic Division [aerial_photo_sea_ice]   PARENT DIF
The Australian Antarctic Division acquired aerial photographs of sea ice from helicopters using a digital Nikon D1X digital camera during the following voyages: Australian Antarctic Division voyage ...


27. Casey Station Antarctica Ice Thickness Data [AADC-00107]
This dataset contains records of ice thickness and snow thickness from Casey, Antarctica. Measurements are attempted on a weekly basis and have been recorded since 1982 and are ongoing. The observations ...


28. Davis Station Antarctica Ice Thickness Data [AADC-00108]
This dataset contains records of ice thickness and snow thickness from Davis Antarctica. Measurements are attempted on a weekly basis and have been recorded since 1962 and are ongoing, although data ...


29. Mawson Station Antarctica Ice Thickness Data [AADC-00106]
This dataset contains records of ice thickness and snow thickness from Mawson, Antarctica. Measurements are attempted on a weekly basis and have been recorded since 1954 and are ongoing, although ...


30. ADEOS/AVNIR Dataset (ND99001) [ND99001]
AVNIR is a high spatial resolution optical sensor for observing land and coastal zones in visible and near-infrared regions. AVNIR has 4 spectral bands with a 16m spatial resolution and ...


31. MESSR Data from JAXA/EOC Japan [ND01002]
A multi-spectral electronic self-scanning radiometer (MESSR) is an electronic-scan-type radiometer which detects reflected solar rays from the earth's surface in two visible bands and two near-infrared ...


32. MODIS/Terra Near Real Time (NRT) Coarse Sea Ice Extent 5-Min L2 Swath 5km, Version 5 [MOD29L2C_C5_NRT]
MODIS/Terra Near Real Time (NRT) Coarse Sea Ice Extent 5-Min L2 Swath 5km (MOD29) data set contains fields for sea ice by reflectance, sea ice by reflectance pixel Quality Assessment (QA), Ice Surface ...


33. AVHRR Leads-ARI Polar Gridded Brightness Temperatures [NSIDC-0026]
This data set consists of AVHRR imagery selected from hard copy 'quick look' images to provide the best coverage possible over the Arctic approximately every three days for a three-year period. Level-1B ...


34. Comprehensive Ocean - Atmosphere Data Set (COADS) LMRF Arctic Subset [NSIDC-0057]
The Comprehensive Ocean - Atmosphere Data Set (COADS) LMRF Arctic subset contains marine surface weather reports for the region north of 65 degrees N from ships, drifting ice stations, and buoys. ...


35. DMSP-F8 SSM/I Pathfinder Global Level 2 Sea Ice Concentrations [NSIDC-0028]
These sea ice concentrations have been generated by applying the NASA Team algorithm to DMSP F8 SSM/I brightness temperature observations from 19 GHz (vertical and horizontal), 37- and 22 GHz vertical ...


36. IPAB Antarctic Drifting Buoy Data [NSIDC-0084]
The World Climate Research Programme (WCRP) International Programme for Antarctic Buoys (IPAB), through participating research organizations in various countries, maintains a network of drifting buoys ...


37. Near-Real-Time DMSP SSM/I-SSMIS Daily Polar Gridded Sea Ice Concentrations [NSIDC-0081]
This data set provides a near-real-time (NRT) map of sea ice concentrations for both the Northern and Southern Hemispheres. The near-real-time ...


38. Northern Hemisphere EASE-Grid 2.0 Weekly Snow Cover and Sea Ice Extent [NSIDC-0046]
The Northern Hemisphere EASE-Grid 2.0 Weekly Snow Cover and Sea Ice Extent Version 4 product combine snow cover and sea ice extent at weekly intervals from 23 October 1978 through 31 December 2011, ...


39. Sea Ice Concentrations from Nimbus-7 SMMR and DMSP SSM/I-SSMIS Passive Microwave Data [NSIDC-0051]
This data set is generated from brightness temperature data derived from the following sensors: the Nimbus-7 Scanning Multichannel Microwave Radiometer (SMMR), the Defense Meteorological Satellite ...


40. Nimbus-5 ESMR Polar Gridded Sea Ice Concentrations [NSIDC-0009]
Daily and monthly averaged sea ice concentrations from the Nimbus-5 Electrically Scanning Microwave Radiometer (ESMR) are available for the Arctic and Antarctic from 12 December 1972 through 31 December ...


41. DMSP SSM/I- Microwave Imager [gov.noaa.ngdc.stp.dmsp.G01123]
The SSM/I is a seven-channel, four frequency, linearly-polarized, passive microwave radiometric system which measures atmospheric, ocean and terrain microwave brightness temperatures at 19.35, 22.235, ...


42. MEaSUREs Arctic Sea Ice Characterization Daily 25km EASE-Grid 2.0 [NSIDC-0532]
This data set, part of the NASA Making Earth System Data Records for Use in Research Environments (MEaSUREs) program, provides a daily record of Arctic sea ice characteristics for the years 1979 through ...


43. ADEOS AVNIR Panchromatic band Data [ADEOS_AVNIR_Pan]
AVNIR PAN indicates a panchromatic band of AVNIR, onboard the ADEOS. Followings are the basic specs. -Observation band : 0.52µm - 0.69µm -Pointing range : 5.7deg (Swath : 80km) -Resolution ...


44. ADEOS/AVNIR (EORC-015) [ND02006]
AVNIR Multispectral Band data are found in each CD-ROM.


45. Meltpond2000 Polarimetric Scanning Radiometer Sea Ice Brightness Temperatures [NSIDC-0208]
The Meltpond2000 project was the first in a series of Arctic and Antarctic aircraft campaigns to validate sea ice algorithms developed for the Advanced Microwave Scanning Radiometer - Earth Observing ...


46. Nimbus Ice Edge Points from Nimbus Visible Imagery L2, CSV [NmIcEdg2]
This data set (NmIcEdg2) estimates the location of the North and South Pole sea ice edges at various times during the mid to late 1960s, based on recovered Nimbus 1 (1964), Nimbus 2 (1966), and Nimbus ...


47. Snow Melt Onset Over Arctic Sea Ice from SMMR and SSM/I-SSMIS Brightness Temperatures [NSIDC-0105]
This data set includes yearly snow melt onset dates over Arctic sea ice derived from brightness temperatures from the Scanning Multichannel Microwave Radiometer (SMMR), the Special Sensor Microwave/Imager ...


48. Arctic Sea Ice Freeboard and Thickness [NSIDC-0393]
This data set provides measurements of sea ice freeboard and sea ice thickness for the Arctic region. The data were acquired from the Ice, Cloud, and land Elevation Satellite (ICESat) Geoscience Laser ...


49. AMSRIce03 Landsat-7 ETM+ Imagery [NSIDC-0431]
Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support ...


50. AMSRIce03 MODIS Imagery [NSIDC-0432]
Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support ...


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