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1596 Titles Match Your Query
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1. Thwaites International Polar Year (IPY) Geophysics, Antarctica [NSIDC-0524]
This data set presents ice sheet history and dynamics on the Thwaites Glacier and Pine Island Glacier in the Amundsen Sea sector of the West Antarctic Ice Sheet.


2. The Relationship between Climate and Ice Rheology at Dome C, East Antarctica [pettit_0948247]
This award supports a project to study of the relationship between fabric and climate for the ice near the EPICA Dome C ice core site, East Antarctica.


3. Juvenile Seine Surveys of the Chesapeake Bay from the Virginia Institute of Marine Science [VIMS_SEINE_SURVEY]
The Virginia Institute of Marine Science initiated the juvenile striped bass seine survey in 1967. An index of abundance has been calculated every year since 1980 and is the ...


4. NJ Coastal Studies: Barnegat Bay [RUTGERS_COASTAL_BARNEGAT]
The Grant F. Walton Center for Remote Sensing and Spatial Analysis continues its long-term commitment applying geo-spatial technology for coastal zone ecological analysis and management in the Barnegat ...


5. Breeding Bird Survey Grid for Lower 48 States, Alaska and Southern portion of Canada [USGS_PWRC_BreedingBirdSurveyGrid]
This is a polygon coverage of the mathematically generated grid for North America, excluding Mexico and the Northern portion of Canada. The grid is used in the statistical analysis of the Breeding ...


6. Community composition survey at Terra Nova Bay with similar samples collected at Cape Evans Cape Armitage and Turtle Rock [K043_2008_2012_NZ_5]
Five 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, ...


7. IPY: Collaborative Proposal: Constraining the Mass-Balance Deficit of the Amundsen Coast's Glaciers - das_0632031 [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. ...


8. Disease, Parasite, and Immunological Study of Birds Through Blood and Feces Samples in the Netherlands and Norway [IPY-NL-birdhealth-Loonen-samples]
Blood (plasma, red blood cells and blood smears) and feces samples of birds collected during IPY to study diseases, parasites and immunological parameters. The data set is collected as part of IPY-project ...


9. Sources, Pathways and Sinks of Organic Matter in Antarctic Terrestrial Ecosystems (MATE) [MATE.NL]
Terrestrial, limnetic and coastal ecosystems in Antarctica are connected by transport (predominantly by melt water) of organic matter and minerals. Temperature increase (either directly or indirectly ...


10. Circumpolar Active-Layer Permafrost System (CAPS) [G01175]
The Circumpolar Active-Layer Permafrost System (CAPS) contains over 100 data sets pertaining to permafrost and frozen ground topics. It also contains detailed metadata records describing over 100 ...


11. AWI Moored ULS Data, Greenland Sea and Fram Strait, 1991-2002 [G02139]
This data set consists of Upward Looking Sonar (ULS) data from 11 moorings in the Greenland Sea. Parameters in the processed data files include ice draft, water pressure, and water temperature. Raw ...


12. Arctic Sea Ice Concentration and Extent from Danish Meteorological Institute Sea Ice Charts, 1901-1956 [G10007]
This data set provides estimates of Arctic sea ice extent and concentration from 1901 to 1956 created from a collection of historic, hand-drawn sea ice charts from the Danish Meteorological Institute ...


13. Inorganic Carbon Isotopes and Chemical Characterization of Watershed Drainages, Barrow, Alaska, 2013 [Inorganic_CarbonIso_Chem_Char_Watershed Drainage_Barrow_AK_2013]
Data include results from geochemical and isotopic analyses for samples collected in Barrow, Alaska during July and September 2013. Samples were soil pore waters from 17 drainages that could be interlake ...


14. AWI Moored ULS Data, Weddell Sea (1990-1998) [G01359]
This data set consists of moored Upward Looking Sonar (ULS) data from 14 stations in the Weddell Sea. Parameters in the processed data files are water pressure, water temperature, draft, and a flag ...


15. Nitrogen concentration and isotope dataset for environmental samples from 2012 and 2013, Barrow, Alaska [Nitrogen_concentration_and_isotope_dataset]
Dataset includes nitrate concentrations for polygonal active layer samples, snowmelt; ammonium concentrations for active layer samples; nitrate isotopes for active layer samples, snowmelt, permafrost; ...


16. Collaborative Research in IPY: Abrupt Environmental Change in the Larsen Ice Shelf System, a Multidisciplinary Approach -- Cryosphere and Oceans - LARISSA_0732655 [LARISSA_0732655]
Like no other region on Earth, the northern Antarctic Peninsula represents a spectacular natural laboratory of climate change and provides the opportunity to study the record of past climate and ecological ...


17. Collaborative Research: Stable Isotopes of Ice in the WAIS Divide Deep Ice Core - white_0537593 [white_0537593]
This data set contains the record of stable isotopes of hydrogen and oxygen in the WAIS Divide WDC06A core from West Antarctica. Samples have been analyzed at high resolution (nominal 3cm intervals) ...


18. 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_2011_NZ_1 [K021_1998_2011_NZ_1]
Physical samples of soil, rocks, wood, foodstuffs, air and artefacts were collected from six Heroic era sites in the Ross Sea Region over the period of January 1999 to January 2008. These sites included ...


19. 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 ...


20. Global Land Cover Characterization Program [USGS_GLCC]
The Global Land Cover Characterization Project was established to meet science data requirements identified by the International Geosphere and Biosphere Programme (IGBP), and the U. S. Global Change ...


21. 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 METADATA
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) ...


22. Population regulation and demography in Adelie penguins (Pygoscelis adeliae) at three penguin colonies on Ross Island (Cape Bird, Cape Crozier and Cape Royds) - K122_2004_2005_NZ_2 [K122_2004_2005_NZ_2]
This study aims to investigate the factors regulating population size and colony distribution of Adelie penguins (Pygoscelis adeliae) at three colonies on Ross Island (Cape Royds, Bird and Crozier) ...


23. Characterizing rooting depth distribution and nitrogen acquisition using 15N tracer, Barrow, Alaska, 2013-2015 [Characterizing_rooting_depth]
Permafrost thaw and degradation may lead to altered thickness of the active soil layer and a changing distribution of plant-available nutrients throughout the soil, but little is known about the nutrient ...


24. Geochemical and isotopic water results, Barrow, Alaska, 2012-2013 [Geochemical_isotopic_water_results_Barrow_Alaska_2012-2013]
Data include a large suite of analytes (geochemical and isotopic) for samples collected in Barrow, Alaska (2012-2013). Sample types are indicated, and include soil pore waters, drainage waters, snowmelt, ...


25. Surface Meteorology, Barrow, Alaska, Area A, B, C and D, Ongoing from 2012 [Surface_Meteorology_Barrow_Alaska_Area_A_B_C_D_Ongoing_2012]
Meteorological data are being collected at several points within four intensive study areas in Barrow. These data assist in the calculation of the energy balance at the land surface and are also useful ...


26. Water Levels, Barrow, Alaska, NGEE Areas A, B, C and D for 2012, 2013, 2014, Final Version, 20150324 [Water_Levels_Barrow_Alaska_NGEE_Areas_A_B_C_D_2012_2013_2014_Final_20150324]
Ice wedge polygonal tundra water levels were measured at a total of 45 locations representing polygon centers and troughs during three summers. Early season water levels, which were still affected ...


27. Soil Organic Carbon Degradation, Barrow, 2013-2014 [Soil_Organic_Carbon_Degradation_Barrow_2013-2014]
This dataset provides information about soil organic carbon decomposition in Barrow soil incubation studies. The soil cores were collected from low-center polygon (Area A) and were incubated in the ...


28. Plant Root Characteristics and Dynamics in Arctic Tundra Ecosystems, 1960-2012 [Plant_Root_Characteristics_Dynamics_Arctic_Tundra_Ecosystems_1960-2012]
Plant roots play a critical role in ecosystem function in arctic tundra, but root dynamics in these ecosystems are poorly understood. To address this knowledge gap, we synthesized available literature ...


29. Intensive Site 1 Plot Pictures, Barrow, July, 2012 [Intensive_Site_1_Plot_Pictures_Barrow_July_2012]
The NGEE Arctic Intensive Site 1 in Barrow, Alaska includes four (4) areas that represent the micro-topographic features of the Barrow Environmental Observatory (BEO). These areas are designated Area ...


30. Intensive Site 1 Vegetation Plot Photos 2012 [Intensive_Site_1_Vegetation_Plot_Photos_2012]
Photographs were taken on 24th June, 15th July and 17th August 2012, using a Canon Ixus 70 7.1 megapixel digital camera. Photographs were taken during the recording of weekly soil moisture, temperature ...


31. NGEE Instrumentation and Sample Site Coordinates, Barrow, Alaska USA [NGEE_Instrumentation_Sample_Site_Coordinates_Barrow_Alaska_USA]
This text (csv) file contains the location coordinates for all NGEE-Arctic related instrumentation and sampling sites near Barrow, Alaska. Coordinates are provided in both UTM northing (meters) and ...


32. Plant Available Nutrients, Barrow, Alaska, Ver. 1 [Plant_Available_Nutrients_Barrow_Alaska_Ver1]
This dataset reports measurements of plant available nutrients made using Plant Root Simulator (PRS) probes (Western Ag Innovations Inc.) during 2012 and 2013 at the Next-Generation Ecosystem Experiments ...


33. Plant community composition and vegetation height, Barrow, Alaska, Ver. 1 [Plant_community_composition_vegetation_height_Barrow_Alaska_Ver1]
This dataset contains i) the results of field surveys of plant community composition and vegetation height made between 17th and 29th July 2012 in 48, 1 x 1 m plots located in areas A-D of Intensive ...


34. Soil Physicochemical Characteristics from Ice Wedge Polygons, Barrow, Alaska, Ver. 1 [Soil_Physicochemical_Characteristics_Ice_Wedge_Polygons_Barrow_Alaska_Ver1]
This dataset provides details about soil cores (active layer and permafrost) collected from ice-wedge polygons during field expeditions to Barrow Environmental Observatory, Alaska in April, 2012 and ...


35. Changes in vegetation on Macquarie Island 2000 to 2007 - ASAC_3095_Vegetation_Change [ASAC_3095_Vegetation_Change]   PARENT METADATA
Plot data and satellite imagery were used to examine changes in vegetation between 2000 and 2007. These data were examined in light of changes in rabbit numbers (data owned by and provided to the ...


36. Ground Penetrating Radar, Barrow, Alaska [Ground_Penetrating_Radar_Barrow_Alaska]
This is 500 MHz Ground Penetrating Radar collected along the AB Line in Intensive Site 1 beginning in October 2012 and collected along L2 in Intensive Site 0 beginning in September 2011. Both continue ...


37. SRE4 Effects of hydrocarbons on Antarctic Marine Sediment Ecosystems - SRE4_Meiofauna_T4 [SRE4_Meiofauna_T4]   PARENT METADATA
Sediment Recruitment Experiment 4 (SRE4) was a large, long term (5 year) field experiment run at Casey Station (from 2001 to 2006) testing the effects of 4 different hydrocarbons on marine sediment ...


38. SRE4 Effects of hydrocarbons on Antarctic Marine Sediment Ecosystems - SRE4_Meiofauna_T5 [SRE4_Meiofauna_T5]   PARENT METADATA
Sediment Recruitment Experiment 4 (SRE4) was a large, long term (5 year) field experiment run at Casey Station (from 2001 to 2006) testing the effects of 4 different hydrocarbons on marine sediment ...


39. Biodiversity, Dynamics and Metabolics of Heterogeneous Meltwater Ponds - K025_2011_2013_NZ_3 [K025_2011_2013_NZ_3]
Microbial 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 ...


40. CT Scans of Cores Metadata, Barrow, Alaska 2015 [CT_Scans_Cores_Metadata_Barrow_Alaska_2015]
Individual ice cores were collected from Barrow Environmental Observatory in Barrow, Alaska, throughout 2013 and 2014. Cores were drilled along different transects to sample polygonal features (i.e. ...


41. Collaborative Research in IPY: Abrupt Environmental Change in the Larsen Ice Shelf System, a Multidisciplinary Approach -- Cryosphere and Oceans - truffer_0732602 [truffer_0732602]
This award supports the cryospheric and oceanographic components of an integrated multi-disciplinary program to address the rapid and fundamental changes now taking place in Antarctic Peninsula (AP). ...


42. Collaborative Research: Combined Physical Property Measurements at Siple Dome - Spencer_0917509 [Spencer_0917509]
This award supports a two-year collaborative effort to more fully understand the climatic history and physical properties of the Siple Dome, Antarctica deep ice core. We have released an Excel file ...


43. Collaborative Research: Norwegian-United States IPY Scientific Traverse: Climate Variability and Glaciology in East Antarctica - albert_0538495 [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 ...


44. Collaborative Research: Stable Isotopes of Ice in the WAIS Divide Deep Ice Core - cuffey_0537661 [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 ...


45. Eddy-Covariance and auxiliary measurements, NGEE-Barrow, 2012-2013 [Eddy-Covariance_auxiliary_measurements_NGEE-Barrow_2012-2013]
The EC tower is operated as part of the Next Generation Ecosystem Experiment-Arctic (NGEE) at Barrow, Alaska. The tower is collecting flux data from the beginning of the thaw season, early June, and ...


46. Land and sea ice sructure west and south of Ross Island measured by ground penetrating radar, UAV, and helicopter EM bird - K053_2009_2012_NZ_1 [K053_2009_2012_NZ_1]
This data set decribes surface and volume properties of snow and ice to validate radar satellite measurements. Ground penetrating radar (GPR) at 500 and 1000GHz provides information on snow layers ...


47. Molecular Level Characterization of Dissolved Organic Carbon and Microbial Diversity in the WAIS Divide Replicate Core - foreman_1141936 [foreman_1141936]
This award supports a detailed, molecular level characterization of dissolved organic carbon and microbes in Antarctic ice cores. NSF PLR Award Abstract #1141936


48. NGEE Arctic Webcam Photographs, Barrow Environmental Observatory, Barrow, Alaska [NGEE_Arctic_Webcam_Photographs_Barrow_Environmental_Observatory_Barrow_Alaska]
The NGEE-Arctic Webcam (PTZ Camera) captures two views of seasonal transitions from its generally south-facing position on a tower located at the Barrow Environmental Observatory near Barrow, Alaska. ...


49. SRE4 Effects of hydrocarbons on Antarctic Marine Sediment Ecosystems - SRE4_Meiofauna [SRE4_Meiofauna]   CHILD METADATA   PARENT METADATA
Sediment Recruitment Experiment 4 (SRE4) was a large, long term (5 year) field experiment run at Casey Station (from 2001 to 2006) testing the effects of 4 different hydrocarbons on marine sediment ...


50. SRE4 Effects of hydrocarbons on Antarctic Marine Sediment Ecosystems - SRE4_Meiofauna_T2 [SRE4_Meiofauna_T2]   PARENT METADATA
Sediment Recruitment Experiment 4 (SRE4) was a large, long term (5 year) field experiment run at Casey Station (from 2001 to 2006) testing the effects of 4 different hydrocarbons on marine sediment ...


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