| 466 Titles Match Your Query |
Showing 1 through 50 of 466
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1.
Climate change and urchin fertilisation and the effect on the growth rate of juvenile Abatus sp. [AAS_3134_urchins_climate_change]
PARENT DIF
The effect of pH, temperature and sperm concentration on the fertilisation of Sterechinus neumayeri was investigated. Adult Sterechinus neumayeri were collected from Ellis Fjord Narrows between December ...
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2.
Vulnerability of Antarctic marine benthos to increased temperatures and ocean acidification associated with climate change [AAS_3134_Sterechinus]
PARENT DIF
Metadata record for data from AAS (ASAC) project 3134.
This metadata record deals specifically with the objectives relating to "Effects of Ocean Warming and Ocean Acidification on the Echinoderm ...
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3.
Vulnerability of Antarctic marine benthos to increased temperatures and ocean acidification associated with climate change - x-ray diffractometry of sea urchin skeletons [AAS_3134_XRD]
PARENT DIF
Public
Ocean acidification and warming are global phenomena that will impact marine biota through the 21st century. This project will provide urgently needed predictive information on the likely ...
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4.
IPY: Stability of Larsen C Ice Shelf in a Warming Climate [steffen_0732946]
Our ground penetrating radar surveys focused on key structural features of the ice shelf, including basal crevasses, marine ice and rifts. Here we present our published work on basal crevasses. ...
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5.
Diversity and metabolic abilities of Antarctic bacteria - DGGE fingerprinting of bacteria [ASAC_2341_DGGE]
Bacterial community structures in soils collected from eight sites around Casey Station, Antarctica, were investigated using denaturing gradient gel electrophoresis (DGGE) of amplified 16S rRNA gene ...
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6.
Studies on the wingless fly (Calycopteryx moseleyi minor. end.) at Heard Island, 1951 [Heard_Is_wingless_flies_1951]
A scanned report and some data on scientific work carried out on a species of wingless fly on Heard Island.
Taken from the report:
During a years stay at Heard Island (1951) the opportunity was ...
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7.
Collaborative Research: Stable Isotopes of Ice in the WAIS Divide Deep Ice Core [cuffey_0537661]
This award supports analyses of stable isotopes of water, dD, d18O and deuterium excess in the proposed West Antarctic Ice Sheet Divide (WAIS) deep ice core. The project will analyze a continuous ...
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8.
Diversity and metabolic abilities of antarctic bacteria - Polyhydroxyalkanoate production by Antarctic soil bacteria [ASAC_2341_PHA]
Bacterial isolates were obtained from soil samples collected from various locations around Casey station. Soil samples were serial diluted in sterile water and plated on low-strength nutrient agar ...
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9.
700 Years of Ice Core Major Ion Chemistry Data from Law Dome, Antarctica [law_dome_700yr_ion_chem]
PARENT DIF
A compilation of 700 years of Law Dome major ion chemistry data, recorded from 3 ice cores; DSS97, DSS99, DSS main.
This work was completed as part of ASAC project 757 (ASAC_757).
Species which ...
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10.
Impacts of the feral house mouse (Mus musculus) on spiders on subantarctic Macquarie Island [ASAC_104_mice]
Macquarie Island is a Nature Reserve under the Tasmanian National Parks and Wildlife Act 1970 and also a World Heritage Area but it has been modified significantly as the result of the introduction ...
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11.
Proteorhodopsins in Southern Ocean Bacteria [AAS_3127]
Metadata record for data from AAS Project 3127
See the link below for public details on this project.
Bacteria in marine environments have been found to be able to partially support growth by using ...
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12.
Collaborative Research: Molecular Level Characterization of Organic Matter in Ice Cores using High-resolution FTICR mass spectrometry [hatcher_0739684]
This award supports a project to fully develop the analytical protocols needed to exploit a relatively new technique for the analysis of soluble organic matter in ice core samples. The technique couples ...
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13.
Reconstructing the foraging ecology and molecular evolution of sub-Antarctic penguins: A pilot study [AAS_3203]
Metadata record for data from AAS (ASAC) Project 3203
See the link below for public details on this project.
Public Summary
High-order predators rely on the productivity of the Southern Ocean marine ...
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14.
Aliens in Antarctica [ASAC_2904]
CHILD DIFs
Metadata record for data expected from ASAC Project 2904
See the link below for public details on this project.
International Polar Year (IPY) Aliens in Antarctica will assess the threat of humans ...
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15.
Remediation of petroleum contaminants in the Antarctic and subantarctic - pyrosequencing genomic DNA extracts from soil [ASAC_1163_pyrosequencing]
This dataset contains information obtained by pyrosequencing genomic DNA extracts from soil with PCR primers targeting the bacterial 16S gene (27F/519R) and fungal ITS region (ITS1/ITS4-B). The data ...
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16.
Climate change and carbon gain in Antarctic mosses - Drying Responses [AAS_2780_dryingresponse]
PARENT DIF
We compared the drying responses of clumps of moss from Casey Station, Antarctica, evaluating the changes in mass, water content, photosynthesis (measured by chlorophyll fluorescence), cellular solute ...
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17.
Advanced Microstructural Characterization of Polar Ice Cores [baker_0738975]
This award supports a project to use advanced microscopic and spectroscopic techniques to explore critical questions about microstructure in ice cores, in particular the microstructural locations ...
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18.
Ice core paleoclimatology [ASAC_757]
CHILD DIFs
Prediction of future climate change requires knowledge of past changes. Polar snow forms an archive of environmental conditions that is accessible by drilling and analysing ice cores. This project ...
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19.
Collaborative Research: Norwegian-United States IPY Scientific Traverse: Climate Variability and Glaciology in East Antarctica [albert_0538495]
This award supports a project of scientific investigations along two overland traverses in East Antarctica: one going from the Norwegian Troll Station (72deg. S, 2deg. E) to the United States South ...
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20.
Collaborative Research: Anisotropy, Abrupt Climate Change, and the Deep Ice in West Antarctica [pettit_0940650]
This award supports a project to constrain the accumulation rate, thickness, and temperature history for Siple Dome using a vertical velocity profile that includes the effects of an evolving fabric ...
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21.
Whole rock geochemical data for Ferrar rocks, Transantarctic Mountains. [GEOCHEM_DATA_FER_LAR_IGN_PROV_TRAN_ANT_MOUNT]
The data set is for dolerite sills and dikes (Ferrar Dolerite), and basalt lava flows (Kirkpatrick Basalt). The dolerite data comes mainly from sill samples collected in the central Transantarctic ...
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22.
Whole-rock geochemical data for Ferrar Large Igneous Province rocks, Transantarctic Mountains. [Ferrar_Province_Geochemical_Data_DHE_2012]
The data set is for dolerite sills and dikes (Ferrar Dolerite), and basalt lava flows (Kirkpatrick Basalt). The dolerite data come mainly from sill samples collected in the central Transantarctic ...
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23.
Self-consistent Ice Dynamics, Accumulation, Delta-age, and Interpolation of Sparse Age Data using an Inverse Approach [waddington_0636997]
We provide a the synthetic, sparse depth-age data generated using a 1-d ice-flow model. The age data include red noise to simulate real depth-age data.
The inferred depth-age data profile are included. ...
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24.
Thwaites International Polar Year (IPY) Geophysics, Antarctica [Anandakrishnan_0632198]
A project to study ice sheet history and dynamics on the Thwaites Glacier and Pine Island Glacier in the Amundsen Sea sector of the West Antarctic Ice Sheet.
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25.
Physical Properties of the WAIS Divide Deep Core [alley_0539578]
This award supports a five-year collaborative project to study the physical-properties of the planned deep ice core and the temperature of the ice in the divide region of the West Antarctic Ice Sheet. ...
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26.
Collaborative Research: Deciphering the Deep Ice and the Ice-water Interface over Lake Vostok Using Existing Radar Data [creyts_0537752]
This award supports a project to evaluate radio-echo intensities in the available SOAR ice-penetrating radar data along grids covering Lake Vostok, and along four regional tracks from Ridge B toward ...
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27.
Estimating the Salinity of Subglacial Lakes From Existing Aerogeophysical Data [creyts_0636584]
This award supports a project to estimate the salinity of subglacial Lake Vostok, Lake Concordia and the 90 deg.E lake using existing airborne ice-penetrating radar and laser altimeter data.
A change ...
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28.
Collaborative Research: Microparticle/tephra analysis of the WAIS Divide ice core [dunbar_0636767]
Visible tephra layers were found in the Byrd Station ice core, the first deep core drilled in Antarctica. Since then, tephra have been found in many other Antarctic ice cores. Tephra layers in ice ...
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29.
700 Year Record of Winter Sodium Concentrations (May June July averages) from Law Dome [law_dome_700yr_na]
PARENT DIF
This file is a 700 year record of winter sodium concentrations (May June July averages) from Law Dome. This was calculated by dividing each annual cycle into 12 even time bins (nominally months) and ...
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30.
Investigation of the Stratigraphy and Time Scale of the WAIS Divide Ice Core Using Electrical Methods [taylor_0440819]
This award supports a project that is part of the West Antarctic Ice Sheet Divide (WAIS Divide) program; which is a multi-disciplinary multi-institutional program to investigate the causes of natural ...
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31.
ANTARCTIC PERMAFROST AND CLIMATE CHANGE-PICTO 36155-2005 [CDA_AR-ANTARCTICPERMAFROSTANDCLIMATECHANGUE-PICTO36155-2005]
ENGLISH
The project is aimed at enhanced knowledge of the present morphology and structure of Antarctic permafrost and the interpretation of the permafrost evolution and the cryogenic processes and ...
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32.
Climatology, Meteorology, and Microbial Metabolism in Ice with Dust Loggers and Fluorimetry [price_0738658]
This award supports a project to use two new scanning fluorimeters to map microbial concentrations vs depth in the WAIS Divide ice core as portions of it become available at NICL, and selected portions ...
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33.
Dust Logging at Dome C for Abrupt Climate Changes, Large Volcanic Eruptions and Bolide Impacts [bay_0739743]
This award supports a project to make high-resolution logs of dust and ash in the Dome C borehole using an optical dust logger. The dust logger employs a temperature-regulated diode laser at 404 nm ...
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34.
Life In The Ice: Microbial Diversity and Function in Antarctic Sea Ice Ecosystems [K043_2010_2012_NZ_2]
Our hypothesis is that ?spatial and temporal variations in diversity and ecosystem function of the sea ice microbial community are sensitive indicators of changing climatic conditions?. The research ...
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35.
IPY: Collaborative Proposal: Constraining the Mass-Balance Deficit of the Amundsen Coast's Glaciers [das_0632031]
This award supports a project to gather data to better understand the mass balance of the West Antarctic Ice Sheet focusing on the Pine Island and Thwaites Glaciers along the Amundsen Sea coast. ...
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36.
Methyl Chloride, Methyl Bromide, and Carbonyl Sulfide in Deep Antarctic Ice Cores [saltzman_0636953]
This award supports a project to measure methyl chloride, methyl bromide, and carbonyl sulfide in air extracted from Antarctic ice cores.
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37.
Collaborative Research in IPY: Abrupt Environmental Change in the Larsen Ice Shelf System, a Multidisciplinary Approach - Cryosphere and Oceans [scambos_0732921]
This award supports the cryospheric and oceano-graphic components of an integrated multi-disciplinary program to address these rapid and fundamental changes now taking place in Antarctic Peninsula ...
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38.
GIS analysis, biological samples (soil microorganism, invertebrate and plant), automatic weather station data and vegetation and invertebrate surveys to determine the terrestrial biocomplexity of the McMurdo Dry Valleys [K020_2008_2012_NZ_1]
The McMurdo Dry Valleys are the largest area of snow-free land in Antarctica. Managers ability to promote and protect these areas would benefit if we knew the biodiversity present and what controls ...
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39.
Life at the Extreme: Resolving the Genetic Basis of Microbial Endemism in the Super-Heated Soils of Mt Erebus, Antarctica [K023_2008_2012_NZ_1]
The study of high temperature extreme environments continues to challenge our understanding of the upper tolerances of microbial life and how life may have originated on earth and possibly other planets. ...
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40.
Nella Dan: SIBEX II Cruise - Krill and zooplankton data [SIBEX_II_krill]
This dataset contains results from the Second International BIOMASS Experiment II (SIBEX II) cruise of the Nella Dan, January 1985. This cruise is the fourth cruise out of a series of six, investigating ...
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41.
Collaborative Research: Synthesis of Thwaites Glacier Dynamics: Diagnostic and Prognostic Sensitivity Studies of a West Antarctic Outlet System [parizek_0758274]
This NSF-ANT award supports a three-year study to isolate essential physical processes affecting Thwaites Glacier (TG) in the Amundsen Sea Embayment (ASE) of West Antarctica using a suite of existing ...
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42.
Collection of Antarctic fish leeches from McMurdo Sound [K014_2009_2012_NZ_2]
Samples of Antarctic Trematomid fish leeches were fixed in alcohol and returned to New Zealand for identification and analysis.
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43.
Investigation of the role of anti-freeze glyco-proteins in the circulation system of Antarctic fish [K014_2009_2012_NZ_1]
In order to investigate how Antarctic fish deal with ice in their blood circulatory system, Trematomus bernacchii and Pagothenia borchgrevinki Antarctic fish were captured for experimental investigation. ...
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44.
Atmospheric CO2 over the last 1000 years: A record from the WAIS Divide ice core [brook_0739766]
These data are a decadally resolved record of atmospheric CO2 concentration for the last 1000 years, obtained from the West Antarctic Ice Sheet (WAIS) Divide shallow ice core.
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45.
Concentration and isotopic measurements of radiatively important gases in the southern atmosphere [CSIRO_AR_GASLAB]
Australian Antarctic Division project #124 monitors the background level of major greenhouse gases, and related species (carbon dioxide, methane, carbon monoxide, nitrous oxide, hydrogen, and carbon ...
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46.
Whole-rock geochemical data (XRF ) for Ferrar Supergroup, Transantarctic Mountains [THF_SCSU2012_Ferrar_Geochemistry]
Data set includes whole-rock major and trace element chemical data for Ferrar Supergroup (Ferrar Dolerite, Kirkpatrick Basalt) rocks from the Transantarctic Mountains which were collected over several ...
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47.
Collection of Antarctic fish leeches from McMurdo Sound [K014_2009_2010_NZ_2]
Samples of Antarctic Trematomid fish leeches were fixed in alcohol and returned to New Zealand for identification and analysis.
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48.
GPS Ice Flow Measurements, Allan Hills, Antarctica [NSIDC-0507]
This data set includes includes high-precision GPS measurements of steel poles within the Allan Hills Main Ice Field, Near Western Ice Field, and extending to the eastern edge of the Middle Western ...
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49.
Methane Isotopes in South Pole Firn Air, 2008 [NSIDC-0502]
This data set contains depth profiles for delta carbon-13 (δ13C) and delta deuterium (δD) of methane (CH/4) in South Pole firn air. The investigators obtained air samples from two boreholes ...
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50.
Microstructural Location and Composition of Impurities in Polar Ice Cores [NSIDC-0436]
This data set contains measurements of impurities and ions in three polar ice cores: the Vostok 5G ice core and the Byrd ice core from Antarctica, and the Greenland Ice Sheet Project 2 (GISP2) D core. ...
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Showing 1 through 50 of 466
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