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1043 Titles Match Your Query
Showing 1 through 50 of 1043 Next
1. Major Ion Chemistry Data of WAIS Divide Ice Core Brittle Ice [NSIDC-0546]
The brittle ice section (577-1300 m) of the main WAIS Divide ice core (WDC06A) was analyzed for major ion concentrations with ion chromatography.


2. Major Ion Concentrations in WDC05Q and WDC06A Ice Cores (WAIS Divide) [NSIDC-0544]
This data set contains major ion concentrations from the chemical analysis of two WAIS Divide ice cores (WDC05Q, 0-114 m; WDC06A, 0-129 m). The analytical technique is Mettler-based Continuous Flow ...


3. Methane Concentration and Chronology from the WAIS Divide Ice Core (WDC05A) [NSIDC-0493]
This data set provides a high-precision and high-resolution record of atmospheric methane from the West Antarctic Ice Sheet (WAIS) Divide ice core WDC05A, spanning the years 1000 to 1800 C.E. The ...


4. WAIS Divide Ice Core CO2 [NSIDC-0651]
Airborne Microwave Observatory of Subcanopy and Subsurface KMZ 30


5. WAIS Divide Snowpit Chemical and Isotope Measurements, Antarctica [NSIDC-0506]
This dataset includes major ion, trace element, microparticle and oxygen isotope (��18O) data for a snowpit dug and sampled in December 2008 near the West Antarctic Ice Sheet (WAIS) Divide ice core ...


6. Abrupt Change in Atmospheric CO2 During the Last Ice Age [NSIDC-0539]
During the last glacial period atmospheric carbon dioxide and temperature in Antarctica varied in a similar fashion on millennial time scales, but previous work indicates that these changes were gradual. ...


7. Alkanes in Firn Air Samples, Antarctica and Greenland [NSIDC-0504]
This data set contains ethane, propane, and n-butane measurements in firn air from the South Pole and the West Antarctic Ice Sheet (WAIS) Divide in Antarctica, and from Summit, Greenland. The WAIS ...


8. Antarctic Ice Cores: Methyl Chloride and Methyl Bromide [NSIDC-0313]
This data set is an analysis of methyl chloride (CH3Cl) and methyl bromide (CH3Br) in Antarctic ice core samples. Investigators reported mixing ratios of methyl chloride gas extracted from samples ...


9. Atmospheric Mixing Ratios of Hydroperoxides above the West Antarctic Ice Sheet [NSIDC-0394]
This data set contains atmospheric mixing ratios of hydrogen peroxide and methylhydroperoxide at 21 sites on the West Antarctic Ice Sheet (WAIS) were obtained from 2000 to 2003 during the US International ...


10. High-resolution Atmospheric CO2 during 7.4-9.0 ka [NSIDC-0527]
This data set provides a new CO2 record from the Siple Dome ice core, Antarctica, that covers 7.4-9.0 ka (thousand years) with 8- to 16-year resolution. A small, about 1-2 ppm, increase of atmospheric ...


11. Ice Core Chemistry from the Norwegian-U.S. Scientific Traverse of East Antarctica, IPY 2007-2009 [NSIDC-0520]
This data set consists of sodium (Na) and magnesium (Mg) concentrations versus depth in seven ice cores that were obtained by the Norwegian-U.S. Scientific Traverse of East Antarctica during the International ...


12. Major Ion Concentrations in 2004 South Pole Ice Core [NSIDC-0542]
A 180 m ice core drilled at South Pole in 2004/2005 was analyzed for concentrations of major ions at a depth resolution of approximately 2 cm. Measured ions are chloride, nitrate, sulfate, sodium, ...


13. Methane Measurements from the GISP2 and Siple Dome Ice Cores [NSIDC-0440]
This data set contains methane measurements made in trapped air in the Holocene sections of two ice cores: the Siple Dome ice core in Antarctica, and the Greenland Ice Sheet Project 2 (GISP2) ice ...


14. Methyl Bromide Measurements in the Taylor Dome M3C1 Ice Core [NSIDC-0598]
The data set includes methyl bromide (CH3Br) measurements made on air extracted from 70 samples from the Taylor Dome M3C1 ice core. CH3Br was measured in air from the Taylor Dome ice core to reconstruct ...


15. Methyl Chloride Measurements from the Siple Dome A Deep Core, Antarctica [NSIDC-0356]
This data set is an analysis of methyl chloride concentration measured in air extracted from ice core samples from the Siple Dome A deep core in West Antarctica. In total, forty six (46) ice samples, ...


16. Methyl Chloride Measurements in the Taylor Dome M3C1 Ice Core [NSIDC-0600]
This data set includes methyl chloride (CH3CI) measurements made on air extracted from 62 samples from the Taylor Dome M3C1 ice core in East Antarctica. CH3CI was measured in ...


17. Mt. Moulton Ice Trench Mass Spectrometry Data, Antarctica [NSIDC-0472]
This data set contains measurments from co-registered samples from a horizontal trench in the Mt. Moulton Blue Ice Area (BIA) in Antarctica. All 3795 co-registered samples were analyzed for their ...


18. Ross Ice Drainage System (RIDS) Glaciochemical Analysis [NSIDC-0266]
The Ross Ice Drainage System (RIDS) project provides a high-resolution record of atmospheric chemical deposition taken from several ice cores and snow pits located at sites within or immediately adjacent ...


19. Sulfate-Based Volcanic Record from South Pole Ice Core [NSIDC-0215]
This data set contains concentrations of soluble chemical species (ions) within a 120 m ice core retrieved at the South Pole station in 2001. The ice core was dated with annual resolution using annual ...


20. Carbonyl Sulfide Measurements in the Taylor Dome M3C1 Ice Core [NSIDC-0599]
The data set includes carbonyl sulfide (COS) measurements made on air extracted from 53 samples from the Taylor Dome M3C1 ice core. COS was measured in air from the Taylor Dome ice core to reconstruct ...


21. Modeled Radar Attenuation Rate Profile at the Vostok 5G Ice Core Site, Antarctica [NSIDC-0501]
This data set provides a modeled radar attenuation rate profile, showing the predicted contributions from pure ice and impurities to radar attenuation at the Vostok 5G ice core site in Antarctica, ...


22. NACP TERRA-PNW: Forest Plant Traits, NPP, Biomass, and Soil Properties, 1999-2014 [doi:10.3334/ORNLDAAC/1292_1]
This data set contains measurements and estimates of leaf, tree, and soil data from six projects conducted by the Terrestrial Ecosystem Research and Regional Analysis- Pacific Northwest (TERRA-PNW) ...


23. Chlorophyll a fluorescence and temperature measurements from lichen and mosses buried under snow at Botany Bay, Granite Harbour [K024_1999_2000_NZ_2]
Fluorescence (chlorophyll a fluorescence) activity measurements were recorded for selected plants for about three weeks to determine if the photosystems of lichen or mosses are active in differing ...


24. Experimental measurements of the effects of the environmental factors (temperature, light, water content and carbon dioxide concentration) on the photosynthesis activity of Antarctic mosses and lichens at Cape Hallett [K024_1998_1999_NZ_2]
A detailed study of how the environmental factors temperature, light, water content and carbon dioxide concentration affected photosynthesis of the two common mosses Bryum argenteum and B. pseudotriquetrum ...


25. Measurements of climate data and the effect of high light and low temperature on the photosynthetic response (photosynthetic gas exchange rates and fluorescence) of mosses and lichens at Granite Harbour [K024_1994_1995_NZ_1]
The winter snowfall (during 1994) was unusually large and the area of Botany Bay was uniformly covered to a depth of 50 to 70cm. Furthermore, air temperatures were low being rarely above -6° C. These ...


26. Measurements of the shielding against UVA by protective pigments in the moss Bryum subrotundifolium at Botany Bay, Granite Harbour [K024_2000_2001_NZ_2]
A new chlorophyll fluorescence system, UVA PAM allowed the protective shield against UVA radiation to be measured in the moss Bryum subrotundifolium. An area of the moss was heavily shaded for 10 ...


27. Photosynthesis, fluorescence and microclimate measurements of several species of mosses and lichens from Botany Bay at Granite Harbour [K024_1991_1992_NZ_1]
The photosynthetic rate of Antarctic mosses and lichens was studied with investigations into the effects of high levels of light radiation and of possible UV effects. The mosses Pottia heimii, Bryum ...


28. Photosynthetic physiology (CO2/O2 exchange, optimum temperature and light levels) of common bryophytes species that grow in the melt streams from glaciers in the Dry Valleys [K024_1979_1980_NZ_3]
Previous work (by Rostofer, 1970) covered the photosynthetic physiology of two common bryophyte species (Bryum antarcticum and B. Argenteum) found in the melt-streams from glaciers in the Dry Valleys ...


29. NOAA Aircraft Operations Center (AOC) Flight Level Data [gov.noaa.ncdc.C00581]
NOAA AOC WP-3D Research Flight Data is digital data set DSI-6420, archived at the National Climatic Data Center (NCDC). This data set is meteorological data gathered by Lockheed WP-3D Orion aircraft, ...


30. GPM GROUND VALIDATION GCPEX SNOW MICROPHYSICS CASE STUDY V1 [csgcpex01_1]
The GPM Ground Validation GCPEX Snow Microphysics Case Study characterizes the 3-D microphysical evolution and distribution of snow in context of the thermodynamic environment observed during the ...


31. DISCOVER-AQ_Ground_insitu_TraceGas_UV_Data [DISCOVER-AQ_Ground_insitu_TraceGas_UV_Data_1]
Ground-based in-situ trace gas and UV measurements at Edgewood Site


32. GPM GROUND VALIDATION CLOUD SPECTROMETER AND IMPACTOR (CIP-2DP) LPVEX V1 [gpmcilpvex_1]
This Cloud Microphysic dataset provides particle size spectra for the Global Precipitation Measurement (GPM) Misson Ground Validation Experiment collected by the Cloud spectrometer and impactor (CIP) ...


33. GPM GROUND VALIDATION UND CITATION CLOUD MICROPHYSICS GCPEX V2 [gpmcmgcpex2_2]
Daily atmospheric temperature and VMR for the atmospheric species are provided at 2 deg. lat. X 4 deg. long. spatial grids and at a subset of TES standard pressure levels. Algorithms for deriving ...


34. GPM GROUND VALIDATION UND CITATION CLOUD MICROPHYSICS MC3E V1 [gpmcmmc3e_1]
The University of North Dakota (UND) Cessna Citation aircraft, an in-situ platform for the MC3E campaign, carried a suite of instruments for measurements of cloud microphysics, state of the atmosphere ...


35. Trans-Atlantic Study of Calanus: Large Scale Field Survey [GLOBEC_077_TASC_010]   PARENT METADATA
The objective of this subtask of the Trans-Atlantic Study of Calanus programme was to describe the large scale distribution, abundance, and population structure of C. finmarchicus in the Nordic Seas ...


36. Trans-Atlantic Study of Calanus: Latitudinal Differences in population dynamics: Mesocosm Studies [GLOBEC_083_TASC_016]   PARENT METADATA
The objective of this subtask of the Trans-Atlantic Study of Calanus (TASC) programme is to identify the environmental cues governing the life cycle pattern along a latitudinal gradient from 60 to ...


37. NOAA Aircraft Operations Center (AOC) Flight Level Data [gov.noaa.ncdc.C00581]
NOAA AOC WP-3D Research Flight Data is digital data set DSI-6420, archived at the National Climatic Data Center (NCDC). This data set is meteorological data gathered by Lockheed WP-3D Orion aircraft, ...


38. Chemical concentrations of trace ions from the Aurora Basin North ice core (ABN1314 main) drilled as part of AAS#4075 [AAS_4075_ABN1314_chem_data]
Chemical concentrations of trace ions from the Aurora Basin North ice core (ABN1314 main) drilled as part of AAS#4075. The ABN1314 ice core extends from 3.9m to 303m. Chemical concentrations of trace ...


39. Cosmic Ray Neutron Monitor Data, Antarctica and Tasmania [Cosmic_Ray_NM]
Hourly neutron monitor data both raw data and corrected for atmospheric pressure variations. Data are presently, routinely recorded at Mawson only, using super neutron monitors. Data are also available ...


40. CAMEX-3 CLOUD AND AEROSOL PARTICLE CHARACTERIZATION (CAPAC) V1 [dc8capac_1]
Cloud and aerosol particles are exposed to laser light to measure particle size from 0.3 micrometer to 6.4 millimeter, and both size and shape between 40 micrometer and 6.4 millimeter particle diameter ...


41. 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 ...


42. Analytical Data of pH, Chlorophyll, and Nutrients in the Eastern Seto Inland Sea (Osaka Bay and Kii Channel) [JUSUI-2]
The measurements of pH, chlorophyll, and inorganic nutrients in sea surface water at a total of 15 stations in Osaka Bay and Kii Channel were carried out once a month from April, 1984, to May, 1995. ...


43. 10 year trend of levels of organochlorine pollutants in Antarctic seabirds [ASAC_2357]
Metadata record for data from ASAC Project 2357 See the link below for public details on this project. ---- Public Summary from Project ---- Contaminants like PCBs and DDE have hardly been used Antarctica. ...


44. 2010/11 VMS - Fast Repetition Rate Fluorometer (FRRF) sampling on the Aurora Australis [VMS_FRRF]
FRRF deployments were conducted at 22 sites in conjunction with ship stop times when the CTD was deployed. See event log for locations. Some underway FRRF sampling was conducted on the return voyage. ...


45. A 50-years record of DDT and HCH in lake sediment in King George Island, Antarctic [ECA023]
The Antarctic continent does not have stream–river drainage systems, Antarctic lakes are thus the main sinks for water and solutes from the surrounding environment. Depending on their origin, the ...


46. A biological reconnaissance of the photoreceptors of invertebrates and fish from the Ross Sea, identifying the micro fauna and flora of Dry Valley lakes and other organism from the Ross Sea region [K022_1977_1978_NZ_1]
A variety of research activities on the organisms in the Ross Dependency was undertaken to determine the biological research potential of the organisms. Most work focused on photoreceptors of different ...


47. A comparative study on floral ecology between Malaysia and Antarctica [ecousm1]
The major objectives of this project are as follows: 1. To determine the composition and distribution of algal flora from a wide range of habitats, which provide a conductive niche for algal population ...


48. A manipulative field experiment examining the effect of heavy metal and hydrocarbon contaminated sediment on the recruitment of soft-sediment infauna. [ASAC_2201_Casey_SRE3]
The effects of hyrdocarbon and heavy metal contamination of marine sediments on recruitment of soft-sediment assemblages were examined in a field experiment at Casey Station, East Antarctica. Three ...


49. AAV30708 Biogeochemistry - CO2 and Alkalinity bottle data collected on the CEAMARC Cruise of the Aurora Australis [CEAMARC_CASO_AAV30708_Biogeochemistry]
Total carbon dioxide and total alkalinity analysis of niskin bottle samples collected on CTD casts. All data have been stored in a single excel file. Measurements were made on the CEAMARC voyage ...


50. AAV30708 Biogeochemistry - Surface Hydrochemistry data taken from the CEAMARC Cruise of the Aurora Australis in the 2007-2008 Summer Season [CEAMARC_CASO_200708_V3_Surface_Hydrochemistry]
Hydrochemistry of surface water. Parameters measured=salinity, oxygen, co2, oxygen isotope species, nutrients. All data have been stored in a single excel file. Measurements were made on the CEAMARC ...


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