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1. Atlas of Community-Based Monitoring in a Changing Arctic (Arctic CBM), Version 1 [ELOKA033_1]
This atlas showcases Arctic communities actively involved in observing social and environmental change. It was designed to highlight the many community-based monitoring (CBM) and traditional knowledge ...


2. Greenland Snow Pit and Core Stratigraphy (Analog and Digital Formats), Version 1 [G10004_1]
This data set is comprised of scientific field study notebooks from geologist Carl S. Benson describing his traverses of Greenland from 1952 to 1955. The notebooks contain data on Greenland snow accumulation, ...


3. International Polar Year Historical Data and Literature, Version 1 [G02201_1]
The International Polar Year Historical Data and Literature collection (formerly known as the Discovery and Access of Historic Literature from the IPYs (DAHLI) project) is an online data collection ...


4. Rock glaciers, Prealps, Vaud, Switzerland, Version 1 [GGD292_1]
The investigated area forms part of the western lobe of the Prealps (Swiss Prealps). The 25 identified fossil rock glaciers are found mainly in the Prealpes medianes rigides Nappe and the Niesen Nappe, ...


5. Rock glaciers, Western Andes, Chile, Version 1 [GGD282_1]
The research area is located along a transect from 18 deg S to 29 deg S in the Chilean Altiplano, the western part of the high intramontane plateau in the Central Andes. This region is located in ...


6. Blue Ice Tephra II - Brimstone Peak [NSIDC-0114_1]
This data set is the result of a study of volcanic ash and rock fragment (tephra) layers in exposed blue ice areas on Brimstone Peak (75.888S 158.55E) in East Antarctica. Tephra samples were collected ...


7. Blue Ice Tephra II - Mt. DeWitt [NSIDC-0115_1]
This data set is the result of a study of volcanic ash and rock fragment (tephra) layers in exposed blue ice areas on Mt. DeWitt, Antarctica (77.12 deg S, 159.51 deg E). Tephra samples were collected ...


8. Concentration and Isotopic Composition of O2 and N2 in Trapped Gases of the Vostok Ice Core [NSIDC-0107_1]
These data describe the d18O of O2, d15N of N2, d18Oatm, and O2/N2 ratios of trapped gases in the Vostok ice core from East Antarctica. The investigator used a mass spectrometer to measure gas concentrations ...


9. Biogenic sediment history from diatom remains in cores along Wilkes Land [ASAC_1216]
Preliminary data set contains details of cores processed (eg. sample name/interval, dry weights, reactions, notes) and the methodology used. The future data set will document diatoms observed and ...


10. ITASE reconnaissance firn core drilling and climate variability studies [ASAC_1236]
Metadata record for data from ASAC Project 1236 The dataset will include snow accumulation time series 1980-2000, with major ion chemistry, stable oxygen isotopes. ---- Public Summary from Project ...


11. Fieldwork and sampling at Loewe Massif-Amery Oasis [ASAC_1071_Loewe]
At Loewe Massif and Amery Oasis, samples were taken; - for sediment analysis (XRF geochemistry and grain size) - for geochronology (cosmogenic isotope analysis). The custodian for these samples is ...


12. Amery Ice Shelf - hot water drill borehole, 2000-01 - AM02 seawater and sediment samples, plus AWS data [ASAC_1164_AM02_Other]   PARENT DIF
AM02 borehole drilled December 2000. Several Niskin water bottle samples collected in ocean cavity. 1.44 m sediment core collected from seafloor at 780 m below sea level. Ongoing Automatic Weather ...


13. Amery Ice Shelf - hot water drill borehole, 2001-02 - AM01 sampling (seafloor sediment, ice cores, seawater) and Automatic Weather Station data [ASAC_1164_AM01_Other]
AM01 borehole drilled January 2002. Samples collected during drilling and scientific sampling phases of work. AWS continuing to operate.


14. Amery Ice Shelf - hot water drill borehole, 2003-04 - AM01b sampling (seafloor sediment, ice cores, seawater) and Automatic Weather Station data [ASAC_1164_AM01b_Other]   PARENT DIF
AM01b borehole site Samples collected during drilling and scientific sampling phases of work. AWS continuing to operate (not a new station, but ongoing AM01 station).


15. Amery Ice Shelf - hot water drill borehole, 2005-06 - AM03 [ASAC_1164_AM03]   CHILD DIFs
Amery Ice Shelf AM03 borehole drilled mid-December 2005. Sub-shelf water profiling measurements conducted over a period of a few days. Partial video recording of borehole walls and sea floor benthos. ...


16. Amery Ice Shelf - hot water drill borehole, 2005-06 - AM03 - video footage [ASAC_1164_AM03_video]   PARENT DIF
Amery Ice Shelf AM03 borehole drilled mid-December 2005. Sub-shelf water profiling measurements conducted over a period of a few days. Partial video recording of borehole walls and sea floor benthos. ...


17. Amery Ice Shelf - hot water drill borehole, 2005-06 - AM04 [ASAC_1164_AM04]   CHILD DIFs   PARENT DIF
Amery Ice Shelf AM04 borehole drilled mid-January 2006. Sub-shelf water profiling measurements conducted over a period of a few days. Partial video recording of borehole walls and sea floor benthos. ...


18. Amery Ice Shelf - hot water drill borehole, 2005-06 - AM04 - video footage [ASAC_1164_AM04_video]   PARENT DIF
Amery Ice Shelf AM04 borehole drilled mid-January 2006. Sub-shelf water profiling measurements conducted over a period of a few days. Partial video recording of borehole walls and sea floor benthos. ...


19. GIS data of geomorphic features at Beaver Lake-Amery Oasis [ASAC_1071_Geomorphic_Map]
The data include a 1:10,000 scale map of the surfical glacial and periglacial features of the Amery Oasis, East Antarctica. Features currently include: areas covered by exposed bedrock, fluvial sediments ...


20. Shallow coring in Wilhelm II Land [ASAC_1109]
Shallow firn core data including oxygen isotope, hydrogen peroxide, electrical conductivity and firn density. Firn core data were collected on two separate trips - hence the two sets of dates. The ...


21. The relationship between climatic/environmental signals from high resolution snow pit studies and meteorological conditions [ASAC_1172]
Metadata record for data from ASAC Project 1172 See the link below for public details on this project. ---- Public Summary from Project ---- The aim of ice core drilling is to extract information ...


22. Greenland Ice Core Project (GRIP) Methane Data, NOAA/NCDC, WDC Paleoclimatology [NGDC_WDCA_PALEO_GRIP_CH4]
This data set consists of atmospheric methane (CH4) concentrations from the 3,230 m ice core taken by the Greenland Ice-core Project (GRIP) covering the period between 40,000 and 8,000 yBP. Methane ...


23. Global Relative Sea Level Histories [EARTH_LAND_NGDC_PALEO_SEALEVEL1]
The Relative Sea Level Database covers sea level data from the present time back to 14,000 years before the present. The authors compiled the database from numerous published sources in addition ...


24. CLIMAP 18k bp Surface Configuration Data [FE01020]
The CLIMAP (Climate: Long-Range Investigation, Mapping, and Prediction) Project was funded by the National Science Foundation as part of the International Decade of Ocean Exploration (IDOE). The ...


25. Lamont-Doherty Earth Observatory (LDEO) Climate Data Library [LDEO]
The Lamont-Doherty Earth Observatory (LDEO) Climate Data Library contains a wide variety of primarily oceanographic and atmospheric data sets. All of the data is available online and most ...


26. North American Drought Atlas: A History of Meteorological Drought Reconstructed from 835 Tree-Ring Chronologies for the past 2005 years [LDEO_NADA]
The North American Drought Atlas, is an HTML web browser program that provides access to 286 annual drought reconstructions extending as far back as 1,992 years into the past. The reconstructions ...


27. C-axis Fabric from Physical Properties Samples of the WAIS Divide Ice Core [NSIDC-0605_1]
This data set contains c-axis fabric measurements and grain area from the physical properties samples taken from the main West Antarctic Ice Sheet (WAIS) Divide ice core, WDC06A , Antarctica.


28. Global Fire Emissions Database, Version 2.1 [vg_gfe21_849_2]
This data set consists of 1 degree x 1 degree gridded monthly burned area, fuel loads, combustion completeness, and fire emissions of carbon (C), carbon dioxide (CO2), carbon monoxide (CO), methane ...


29. Geochemical and geomorphological investigations of the McMurdo Dry Valleys freshwater and saline water bodies [K211_1963_1987_NZ_1]   CHILD DIFs
Since the 1963-1964 season, Japanese scientists have studied major and trace elements, nutrient matter, stable and radioactive isotopes and organic constituents in lakes and ponds and geological samples ...


30. North Temperate Lakes LTER: Lake Levels [NTL_PH02]
Lake level is measured at the shore line using a bi-annually-calibrated staff gauge for the seven primary lakes in the Trout Lake area (Allequash, Big Muskellunge, Crystal, Sparkling, and Trout lakes ...


31. North Temperate Lakes LTER: Secchi Disk Depth [NTL_PH03]
Secchi disk depth is measured in the deepest part of each lake for the eleven primary lakes (Allequash, Big Muskellunge, Crystal, Sparkling, Trout lakes, unnamed lakes 27-02 and 12-15, Fish, Mendota, ...


32. SUNNITEDC: 6 shallow ice core drilled of 100 m each [1011_8_IPEV_FR]
Collection of 6 shallow ice cores of 100 m deep for extraction of 10Be and volcanic events in order to reconstruct the sun and volcanic forcing.


33. 101.1 m long horizontal blue ice core collected from Scharffenbergbotnen, DML, Antarctica, in 2003/2004 [blue_ice_core_DML2004_AS]
Horizontal blue ice core collected from the surface of a blue ice area in Scharffenbergbotnen, Heimefrontfjella, DML. Samples were collected in austral summer 2003/2004 and transported ...


34. Antarctica's Geological History Reflected in Sedimentary Radiogenic Isotopes [NSF-ANT05-38580]
This project studies sediment from the ocean floor to understand Antarctica's geologic history. Glacially eroded from the Antarctic continent, these sediments may offer insight into the 99% Antarctica ...


35. Collaborative Research in IPY: Abrupt Environmental Change in the Larsen Ice Shelf System, a Multidisciplinary Approach - Marine and Quaternary Geosciences [NSF-ANT07-32625]
This award supports a research cruise to perform geologic studies in the area under and surrounding the former Larsen B ice shelf, on the Antarctic Peninsula. The ice shelf's disintegration in 2002 ...


36. Collaborative Research: Dating and Paleoenvironmental Studies on Ancient Ice in the Dry Valleys, Antarctica [NSF-ANT06-36731]
This project studies ancient ice buried in the Dry Valleys of Antarctica. The ice, which may approach ten million years in age, will be dated using argon and uranium radioisotope techniques. High-risk ...


37. Collaborative Research: Geochemistry and Microbiology of the Extreme Aquatic Environment in Lake Vida, East Antarctica - NSF-ANT07-39698 [NSF-ANT07-39698]
Lake Vida is the largest lake of the McMurdo Dry Valleys, with an approximately 20 m ice cover overlaying a brine of unknown depth with at least 7 times seawater salinity and temperatures below -10 ...


38. Collaborative Research: Paleohistory of the Larsen Ice Shelf System: Phase II - NSF-ANT03-38220 [NSF-ANT03-38220]
The Larsen Ice Shelf is the third largest ice shelf in Antarctica and has continued a pattern of catastrophic decay since the mid 1990's. The proposed marine geologic work at the Larsen Ice Shelf ...


39. Development of Quantitative Weathering Indicators in Proximal Alluvial Sediments to Assess Glacial Activity in the Rock Record [NSF-ANT08-42639]
The proposed research seeks to test the hypothesis that chemical and physical weathering in proximal alluvial systems will show systematic and measurable variations between glacial and nonglacial ...


40. Erosion History and Sediment Provenance of East Antarctica from Multi-method Detrital Geo- and Thermochronology [NSF-ANT08-38729]
Much of the inventory of East Antarctic bedrock geochronology, as well as a record of its erosional history, is preserved in Cenozoic sediments around its margin. This project is to use these sediments ...


41. Gases in Firn Air and Shallow Ice at the Proposed WAIS Drilling Site [NSF-ANT04-40615]
This award supports a project to measure the elemental and isotopic composition of firn air and occluded air in shallow boreholes and ice cores from the WAIS Divide site, the location of a deep ice-coring ...


42. Historic Perspectives on Climate and Biogeography from Deep-Sea Corals in the Drake Passage [NSF-ANT09-44474]
Polar oceans are the main sites of deep-water formation and are critical to the exchange of heat and carbon between the deep ocean and the atmosphere. This award "Historic perspectives on climate ...


43. History of the East Antarctic Ice Sheet since the mid-Miocene: New Evidence from Provenance of Ice-rafted Debris [NSF-ANT09-44489]
Intellectual Merit: The PIs propose to study the stability and dynamics of the East Antarctic ice sheet during the Pliocene in the area of the Wilkes and Aurora subglacial basins. Models indicate ...


44. Landform Evolution in the Dry Valleys and its implications for Miocene-Pliocene Climate Change in Antarctica [NSF-ANT07-39452]
This project seeks to answer a simple question: how old are potholes and related geomorphic features found in the uplands of the McMurdo Dry Valleys, Antarctica? Some research suggests that they are ...


45. Limits and Drivers of Metazoan Distributions in the Transantarctic Mountains [NSF-ANT08-40705]
Ice sheet models of the Last Glacial Maximum, and previous glaciation events in the Miocene, suggest that current low altitude, ice-free surfaces in Antarctica were completely covered with ice. If ...


46. Limits and Drivers of Metazoan Distributions in the Transantarctic Mountains - NSF-ANT08-40979 [NSF-ANT08-40979]
Ice sheet models of the Last Glacial Maximum, and previous glaciation events in the Miocene, suggest that current low altitude, ice-free surfaces in Antarctica were completely covered with ice. If ...


47. Multi-nuclide approach to systematically evaluate the scatter in surface exposure ages in Antarctica and to develop consistent alpine glacier chronologies [NSF-ANT10-43724]
The PIs propose to investigate the impact of earth surface processes on the application of cosmogenic exposure dating in Antarctica by combining multi-nuclide techniques, detailed field experiments, ...


48. Ocean Surfaces on Snowball Earth [NSF-ANT11-42963]
The climatic changes of late Precambrian time, 600-800 million years ago, included episodes of extreme glaciation, during which ice may have covered nearly the entire ocean for several million years, ...


49. Opal Burial in the Pacific Sector of the Southern Ocean: A Test of the 'Silicic Acid Leakage Hypothesis' [NSF-ANT02-30268]
This award, provided by the Antarctic Geology and Geophysics Program of the Office of Polar Programs, supports a project to investigate the 'Silicic Acid Leakage Hypothesis' as it relates to global ...


50. Origin and Climatic Significance of Rock Glaciers in the McMurdo Dry Valleys: Assessing Spatial and Temporal Variability [NSF-ANT-1341284]
Rock glaciers and debris-covered glaciers in the McMurdo Dry Valleys, Antarctica, are important paleoclimatic archives, agents of landscape evolution, and climate-sensitive landforms that can be used ...


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