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1. Analysis of soil samples for human comensal micro-organism to determine the degree of human induced microbial contamination of heavily used regions [K023_2001_2002_NZ_2]
Mineral soils from the immediate vicinity of field campsites in the Wright Valley, Miers Valley and Bratina Island campsites were sampled daily during occupation. The samples were analysed with PCR ...


2. Determining the microbial flora around mummified seal carcases in the McMurdo Dry Valleys as a nutrient source for microbial diversity [K023_2001_2002_NZ_3]
Transect sampling of surface and 5-10cm depth of the soils in the vicinity of seal carcases in the Miers Valley was carried out. Samples were analysed to assess the impact of local carbon/nitrogen ...


3. Fungi isolates from physical samples (soil, rock, wood, foodstuff, air, artifacts, etc) from heroic era sites in the Ross Sea Region to determine fungal biodiversity - K021_1998_2012_NZ_1 [K021_1998_2012_NZ_1]
Physical samples of soil, rocks, wood, foodstuffs, air and artifacts were collected from six Heroic era sites in the Ross Sea Region over the period of January 1999 to January 2008. These sites included ...


4. Investigation into the environmental factors that drive microbial diversity in the soils of the Meirs Valley mineral soils [K023_2004_2005_NZ_1]   PARENT DIF
The primary objective of this event was to examine possible environmental factors (moisture, nutrients, mineralogy) driving the microbial diversity in the dry valley soils of Antarctica. 325 mineral ...


5. Investigation into the environmental factors that drive microbial diversity in the soils of the Miers Valley, Mt Erebus, Bratina Island and Beacon Valley [K023_2005_2007_NZ_1]   PARENT DIF
Modern molecular phylogenetics, in conjunction with sensitive mineral surface geochemical analysis, was used to determine the quantitative and qualitative distribution of micro-organism in Dry Valley ...


6. Investigation into the environmental factors that drive microbial diversity in the soils of the Miers Valley, Mt Erebus, Bratina Island and Beacon Valley - K023_2007_2008_NZ_1 [K023_2007_2008_NZ_1]   PARENT DIF
In this study, the active microbial component in the Dry Valleys system was characterized using newly developed molecular techniques with the aid of in situ augmentation and cloches (wind protection) ...


7. Microbial diversity and the environmental factors that drive the microbial community in the Ross Sea Region [K023_2004_2008_NZ_1]   CHILD DIFs
The Antarctic environment has recently been shown to support a high level of diversity of bacteria in the soil given the simplicity and extreme nature of the habitat. Understanding the relationship ...


8. Vertical transect mineral soil samples collected from the Wright Valley, Miers Valley and Bratina Island analysed for microbial biomass, phylogeny and diversity using molecular methods [K023_2001_2002_NZ_1]
The extreme environment of the Dry Valleys has opposing views on the microbial diversity present. Using molecular biological techniques, a detailed study was undertaken of the prokaryotic community ...


9. Gridded Population of the World, Version 4 (GPWv4): Administrative Unit Center Points with Population Estimates, Revision 10 [CIESIN_SEDAC_GPWv4_ADUCPPE_R10_4.10]
Gridded Population of the World, Version 4 (GPWv4) Administrative Unit Center Points with Population Estimates, Revision 10 consists of UN WPP-adjusted population estimates and densities for the years ...


10. Gridded Population of the World, Version 4 (GPWv4): Basic Demographic Characteristics, Revision 10 [CIESIN_SEDAC_GPWv4_BDC_R10_4.10]
Gridded Population of the World, Version 4 (GPWv4) Basic Demographic Characteristics, Revision 10 consists of estimates of human population by age and sex as counts (number of persons per pixel) and ...


11. Gridded Population of the World, Version 4 (GPWv4): Data Quality Indicators, Revision 10 [CIESIN_SEDAC_GPWv4_DQI_R10_4.10]
Gridded Population of the World, Version 4 (GPWv4) Data Quality Indicators, Revision 10 consists of three data layers created to provide context for the population count and density rasters, and explicit ...


12. Gridded Population of the World, Version 4 (GPWv4): Land and Water Area, Revision 10 [CIESIN_SEDAC_GPWv4_LANDH2OAREA_R10_4.10]
Gridded Population of the World, Version 4 (GPWv4) Land and Water Area, Revision 10 consists of two rasters that measure surface areas of land and water in square kilometers per pixel. The Land Area ...


13. Gridded Population of the World, Version 4 (GPWv4): National Identifier Grid, Revision 10 [CIESIN_SEDAC_GPWv4_NATIDEN_R10_4.10]
Gridded Population of the World, Version 4 (GPWv4) National Identifier Grid, Revision 10 is a raster representation of nation-states in GPWv4 for use in aggregating population data. This data set ...


14. Gridded Population of the World, Version 4 (GPWv4): Population Count Adjusted to Match 2015 Revision of UN WPP Country Totals, Revision 10 [CIESIN_SEDAC_GPWv4_APCT_WPP_2015_R10_4.10]
Gridded Population of the World, Version 4 (GPWv4) Population Count Adjusted to Match 2015 Revision of UN WPP Country Totals, Revision 10 consists of estimates of human population (number of persons ...


15. Gridded Population of the World, Version 4 (GPWv4): Population Count, Revision 10 [CIESIN_SEDAC_GPWv4_POPCOUNT_R10_4.10]
Gridded Population of the World, Version 4 (GPWv4) Population Count, Revision 10 consists of estimates of human population (number of persons per pixel), consistent with national censuses and population ...


16. Gridded Population of the World, Version 4 (GPWv4): Population Density Adjusted to Match 2015 Revision UN WPP Country Totals, Revision 10 [CIESIN_SEDAC_GPWv4_APDENS_WPP_2015_4.10]
Gridded Population of the World, Version 4 (GPWv4) Population Density Adjusted to Match 2015 Revision of UN WPP Country Totals, Revision 10 consists of estimates of human population density (number ...


17. Gridded Population of the World, Version 4 (GPWv4): Population Density, Revision 10 [CIESIN_SEDAC_GPWv4_POPDENS_R10_4.10]
Gridded Population of the World, Version 4 (GPWv4) Population Density, Revision 10 consists of estimates of human population density (number of persons per square kilometer) based on counts consistent ...


18. NGEE Arctic Tram: Photographs over Low- and High-Centered Polygon Vegetation Communities, Barrow, Alaska, 2014-2017 [NGEE_Arctic_Tram_Photographs]
This dataset provides a digital image of each measurement position stop for every run of the Tram. There are 137 stops per run and there were sometimes multiple runs per day. This first version provides ...


19. NGEE Arctic HR1024i Canopy Spectral Reflectance, Drained Thaw Lake Basin, Barrow, Alaska, July 2015 [NGEE_Arctic_HR1024i]
Measurements of full-spectrum (i.e. 350-2500nm) canopy spectral reflectance along the NGEE-Arctic DTLB in Barrow, Alaska. Spectra were collected using the HR-2014i instrument mounted on a tripod together ...


20. Collaborative Research: Science Opportunities for a Multidisciplinary Long-Range Aircraft for Antarctic Research [csatho_0443556]
NSF OPP Grants 0443556 and 0443391 Collaborative Research: Science Opportunities for a Multidisciplinary Long-Range Aircraft for Antarctic Research The polar regions ...


21. Firn Air Study in the Megadunes Near Vostok, Antarctica [severinghaus_nsf0230452]
This award supports a study of the chemical composition of air in the snow layer (firn) in a region of "megadunes" near Vostok station, Antarctica. It will test the hypothesis that a deep ...


22. Atmospheric carbon dioxide (CO2) concentrations for CO2 flux [SIPEX_II_CO2_Flux]   PARENT DIF
During the ice stations, measurements of the air CO2, concentration for CO2 flux between sea ice and atmosphere were made with the chamber technique. Air-sea ice CO2 fluxes were measured over the ...


23. Aurora Australis Voyage 6 (AAMBER2) 1990-91 Zooplankton Data [AADC-00083]
This dataset contains results from the Aurora Australis Voyage 6 1990-91. Surveys of krill and other zooplankton were taken in Prydz Bay, Antarctica between January and February 1991. Species identity ...


24. Aurora Australis Voyage 7.2 (HIMS) 1989-90 Heard Island Zooplankton Data [AADC-00098]
This dataset contains the data from Voyage 7.2 1989-90 of the Aurora Australis. The observations were taken from around Heard Island between May and June 1990. The objective of the zooplankton program ...


25. Biological data from the Environmental Impact Assessment of the Davis Sewage Outfall [DAVIS_STP_Biota]   CHILD DIFs   PARENT DIF
Untreated, 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 ...


26. Chemistry data from the Environmental Impact Assessment of the Davis Sewage Outfall [DAVIS_STP_Chemistry]   CHILD DIFs   PARENT DIF
Untreated, 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 ...


27. Compilation of GIS datasets for Davis Station [Davis_Station]
This dataset represents topographic features of Davis Station, Antarctica. The mapped features include coastline, contours, spot heights, high water mark (the 0.4 m contour was used as the high water ...


28. Depth related changes in the composition of marine soft sediment infaunal invertebrate communities - faunal composition data - Casey 2006/07. [ASAC_2201_Depth_Experiment]
Depth related changes in the composition of infaunal invertebrate communities were investigated at two sites in the Windmill Islands around Casey station, East Antarctica, during the 2006/07 summer. ...


29. Environmental Impact Assessment of the Davis Sewage Outfall [DAVIS_STP]   CHILD DIFs
Untreated, 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 ...


30. Historic ANARE ship-based wildlife observations from 1947 to 1982. [DB_Historic_WoV]
Ship-based observations of birds, seals and whales from the original 'ANARE Bird Log' books have been recovered into a single repository of sightings and associated abiotic information. ANARE (Australian ...


31. Locations of nine quadrats used in moss mapping studies at Casey Station, Antarctica 2007-2008 [ASAC_1313_Casey_Moss_Quadrats_2007]
The data are comprised of a spreadsheet with locations (latitude and longitude) and labels for moss bed quadrats. The quadrats are located in two sites: Antarctic Specially Protected Area 135 (formerly ...


32. Nella Dan: AAMBER Cruise - Zooplankton and Krill data [AAMBER_zoo-krill]
This data were collected on the sixth Nella Dan voyage of a long term field survey project being conducted by the Australian Antarctic Division, to collect distribution, abundance and population structure ...


33. Oceanographic data from the Environmental Impact Assessment of the Davis Sewage Outfall [DAVIS_STP_Oceanography]   CHILD DIFs   PARENT DIF
Untreated, 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 ...


34. Relative permittivity of brine samples taken from 2 MHz to 4 GHz across a range of temperatures during the SIPEX II voyage of the Aurora Australis, 2012 [SIPEX_II_Brine_Permittivity]   PARENT DIF
This dataset contains data resulting from the measurement of brine samples extracted from the sea-ice during the 2012 SIPEX 2 (Sea Ice Physics and Ecosystems Experiment) marine science voyage. The ...


35. Supplementary video for 'Internal physiology of live krill revealed using new aquaria techniques and mixed opticalmicroscopy and optical coherence tomography (OCT) imaging techniques' [AAS_4037_4050_supplementary_video]
This video is supplementary data for the publication entitled 'Internal physiology of live krill revealed using new aquaria techniques and mixed optical microscopy and optical coherence tomography ...


36. ACES CONTINUOUS DATA V1 [aces1cont_1]
The ALTUS Cloud Electrification Study (ACES) was based at the Naval Air Facility Key West in Florida. During August, 2002, ACES researchers conducted overflights of thunderstorms over the southwestern ...


37. ACES ELECTRIC FIELD MILL V1 [aces1efm_1]
The ALTUS Cloud Electrification Study (ACES) was based at the Naval Air Facility Key West in Florida. During August 2002, ACES researchers conducted overflights of thunderstorms over the southwestern ...


38. ACES LOG DATA V1 [aces1log_1]
The ALTUS Cloud Electrification Study (ACES) was based at the Naval Air Facility Key West in Florida. During August 2002, ACES researchers conducted overflights of thunderstorms over the southwestern ...


39. ACES TIMING DATA V1 [aces1time_1]
The ALTUS Cloud Electrification Study (ACES) was based at the Naval Air Facility Key West in Florida. During August or 2002, ACES researchers overflights of thunderstorms over the southwestern corner ...


40. ACES TRIGGERED DATA V1 [aces1trig_1]
The ALTUS Cloud Electrification Study (ACES) was based at the Naval Air Facility Key West in Florida. During August 2002, ACES researchers conducted overflights of thunderstorms over the southwestern ...


41. CAMEX-3 CLOUD AND AEROSOL PARTICLE CHARACTERIZATION (CAPAC) V1 [dc8capac_1]
CAPAC is a series of three instruments: the Forward Scattering Spectrometer Probe model 300 (FSSP-300), the Two Dimensional Optical Array Probes [Cloud and Precipitation Probes (2D-P)] and the CAPAC ...


42. CAMEX-3 DC-8 METEOROLOGICAL MEASUREMENT SYSTEM (MMS) V1 [dc8mms_1]
The CAMEX-3 Meteorological Measurement System (MMS) dataset consists of atmospheric parameters measured by the MMS instruments aboard NASA DC-8 aircraft. The MMS consists of three major systems: an ...


43. CAMEX-3 DC-8 NAVIGATION (DADS) DATA V1 [dc8dads_1]
The CAMEX-3 DC-8 Navigation Data Aquisition and Distribution System (DADS) data files contain information recorded by navigation and data collection systems aboard the NASA DC-8 aircraft. These data ...


44. CAMEX-3 ER-2 NAVIGATION V1 [er2nav_1]
The CAMEX-3 ER-2 Navigation data files contain information recorded by on board navigation and data collection systems. In addition to typical navigation data (e.g. date, time, lat/lon and altitude) ...


45. CAMEX-3 JPL LASER HYGROMETER V1 [dc8laserh_1]
The CAMEX-3 Jet Propulsion Laboratory (JPL) Laser Hygrometer datasets consists of timeline measurements of water vapor content colllected during DC-8 flights flown during August and September of 1998. ...


46. CAMEX-3 JPL SURFACE ACOUSTIC WAVE (SAW) HYGROMETER V1 [dc8jplsaw_1]
This CAMEX-3 Jet Propulsion Laboratory (JPL) Surface Acoustic Wave (SAW) Hygrometer dataset consists of dewpoint timeline measurements acquired during each DC-8 flight in August and September of 1998.


47. CAMEX-3 MISSION REPORTS V1 [cmx3misrep_1]
The Convection And Moisture EXperiment (CAMEX)-3 Mission Reports were filed every day that an aircraft flew in support of the experiment. The reports include a short description of the day's mission, ...


48. CAMEX-4 AEROSONDE V1 [c4aaero_1]
The CAMEX-4 Aerosonde dataset contains temperature, humidity, and atmospheric pressure measurements collected to study the boundary layer below levels where traditional hurricane reconnasissance aircaft ...


49. CAMEX-4 ANDROS ISLAND RAWINSONDE AND RADIOSONDES V1 [c4gandros_1]
The CAMEX-4 Andros Lisland Rawinsonde and Radiosondes dataset was collected by using numerous rawinsondes (radiosondes), which were launched from Andros Island in support of CAMEX-4. These sondes ...


50. CAMEX-4 CLOUD MICROPHYSICS V1 [c4dcm_1]
The Cloud Microphysics dataset consists of particle size distributions from three instruments, the 2D-P (two dimensional precipitation probe), the 2D-C (two dimensional cloud probe) and the FSSP (Forward ...


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