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106 Titles Match Your Query
Showing 1 through 50 of 106 Next
1. Direct Molecular Analysis of Antarctica and Southern Ocean Microbial Communities [ASAC_867]
Metadata record for data from ASAC Project 867 See the link below for public details on this project. Dataset Sea-ice bacteria data are associated with ASAC_1012 and included there Data for bacteria ...


2. Methanotrophs in Antarctica [ASAC_869]
Metadata record for data from ASAC Project 869 See the link below for public details on this project. Dataset included are for the characterisation of methanotrophs from saline lakes of the Vestfold ...


3. NACP Greenhouse Gases Multi-Source Data Compilation, 2000-2009 [doi:10.3334/ORNLDAAC/1206_1]
This data set is a collection of measurements of carbon dioxide (CO2) and non-CO2 greenhouse gases made across North America by nine independent atmospheric monitoring networks from 2000 - 2009. During ...


4. BOREAS TGB-07 Ambient Air Herbicide and Organochlorine Concentration Data [doi:10.3334/ORNLDAAC/389_1]
Contains herbicide and organic chlorine concentrations in ambient air samples for TGB-07 in the SSA.


5. BOREAS TGB-07 Dry Deposition Herbicide and Organochlorine Flux Data [doi:10.3334/ORNLDAAC/390_1]
Contains herbicide and organic chlorine fluxes in dry deposition samples for TGB-07 in the SSA.


6. BOREAS TGB-07 Rainwater Herbicide and Organochlorine Concentration Data [doi:10.3334/ORNLDAAC/391_1]
Contains 1993 and 1994 herbicide concentrations in rain samples for TGB-07 in the SSA.


7. BOREAS TGB-08 Monoterpene Concentration Data over the SSA-OBS and the SSA-OJP [doi:10.3334/ORNLDAAC/392_1]
Contains monoterpene emission and concentration data collected by the TGB-08 BOREAS science group.


8. LBA-ECO TG-06 Vertical Profiles of Atmospheric Trace Gases over the Amazon Basin [doi:10.3334/ORNLDAAC/1175_1]
This data set contains measurements of atmospheric carbon dioxide (CO2), methane (CH4), carbon monoxide (CO), hydrogen (H2), nitrous oxide (N2O), and sulfur hexafluoride (SF6) collected from December ...


9. SAFARI 2000 BVOC Measurements at Skukuza and Maun Flux Towers, Wet Season 2001 [doi:10.3334/ORNLDAAC/759_1]
Biogenic volatile organic compound (BVOC) emissions were measured in a Colophospermum mopane woodland near Maun, Botswana, and in a Combretum-Acacia savanna in Kruger National Park, 13 km from Skukuza, ...


10. SAFARI 2000 C-130 Aerosol and Meteorological Data, Dry Season 2000 [doi:10.3334/ORNLDAAC/720_1]
The Met Office C-130 research aircraft was based at Windhoek, Namibia, between September 5-16, 2000, where it conducted a series of flights over Namibia as part of the SAFARI 2000 Dry Season Aircraft ...


11. 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


12. 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 ...


13. Air-Water Distribution of POPs Along a North-South Atlantic Transect [ECA014]
To study the transport of POPs from the northern hemisphere to the southern, cruises were carried out collecting aerosol and surface water samples where different classes of organic pollutants were ...


14. Air-Water Gas Exchange of Hexachlorocycloheane Enamtiomers in the South Atlantic Ocean and Antarctica [ECA012]
The spatial distribution of ?-HCH and the net direction of air/water gas exchange were determined between November 1997 and February 1998. Air and water samples were collected between South Atlantic ...


15. Air-Water flux of organochlorine pesticides along the Western Antarctic Peninsula [ECA011]
Hexachlorobenzene (HCB), heptachlor, ?- and ?- HCH and heptachlor epoxide were identified in air, seawater, sea ice, and snow. Samples were collected during the austral winter (September-October 2001) ...


16. Annual measurements of atmospheric methane concentrations and isotopic ratios from Arrival Heights, Ross Island [K087_1989_2012_NZ_1]
The atmospheric trace gas, methane (CH4), affects the radiative heat balance of the earth. The sources of atmospheric methane are not well understood. Large air samples (1000-1400 litres) of methane ...


17. Annual measurements of atmospheric methane concentrations and isotopic ratios from Arrival Heights, Ross Island since November 1989 [K087_1989_2008_NZ_1]
The atmospheric trace gas, methane (CH4), affects the radiative heat balance of the earth. The sources of atmospheric methane are not well understood. Large air samples (1000-1400 litres) of methane ...


18. Antarctic Ecosystem: environmental contamination [ECA062]
Although the remote continent of Antarctica is perceived as the symbol of the last great wilderness, the human presence in the Southern Ocean and the continent began in the early 1900s for hunting, ...


19. Antarctic Research Bases: local source of polybrominated Diphenil Ether (PBDE) flame retardants [ECA007]
Studies of chemical contamination in Antarctica are commonly focused on POPs. However, some emerging pollutants exhibiting characteristics of persistence comparable to POPs should also be considered. ...


20. Atlantic Ocean between the Arctic and Antarctica: the air-sea equilibrium of Hexachlorocyclohexane (HCHs) [ECA010]
Investigations were carried out to give evidence of POPs transport from the northern hemisphere to the southern. Investigations were carried out along transects from northern regions to the polar ...


21. Atmospheric PCB Concentration at Terra Nova Bay, Antarctica [ECA016]
This study increases the limited atmospheric database on PCB in remote areas by reporting PCB concentrations during the austral summer (2003-2004) at a site in Terra Nova Bay, Antarctica and hypothesizing ...


22. Bioconcentration of PCBs in the pelagic food chain of the Ross Sea [ECA026]
In this study was measured mean PCB concentration (the sum of 50 congeners) in Ross Sea phytoplankton (mainly diatoms) and mixed zooplankton (copepods, amphipods and krill) of 1 and 4.2 ng g???1 wet ...


23. Biodiversity and ecophysiology of Antarctic sea-ice bacteria [ASAC_1012]
The data set includes information relevant for the study and description of sea-ice bacteria contains the following dataset subgroups and is organised by REFERENCE number. 1) Isolation data: strain ...


24. Carbon isotope measurements across different Antarctic water environments [AAS_3129_JBA_GCB]
Increased aridity is of global concern. Polar regions provide an opportunity to monitor changes in bioavailable water free of local anthropogenic influences. However, sophisticated proxy measures ...


25. Chemical tracers to asses diet and persistent organic pollutants in Antarctic type killer whales [ECA035]
This data set considers the PCBs, DDTs, CHLs, HCB and HCHs measured in blubber from Antarctic Type C killer whales and found that mean concentrations in all groups of POPs were significantly higher ...


26. Civil Aircraft for the Regular Investigation of the atmosphere Based on an Instrument Container (CARIBIC): Atmospheric Chemical and Physical Processes Measured from Passenger Aircraft [CARIBIC]
The Civil Aircraft for the Regular Investigation of the atmosphere Based on an Instrument Container (CARIBIC) is an aircraft based scientific project. Before take-off a special air freight container ...


27. Cold adaptation and functionality of the Antarctic Coastal Benthic Zones [ASAC_1165]
Antarctic sediments and sea-ice are important regulators in global biogeochemical and atmospheric cycles. These ecosystems contain a diverse range of bacteria whose biogeochemical roles remains largely ...


28. Composition and origin of fuel from the hut of explorer Robert Falcon Scott, Cape Evans, Antarctica [Scotts_Fuel]
As a direct result of the 1989-90 trip as part of ASAC 245, a sample of petrol used by Scott on his ill-fated expedition to the South Pole was obtained. This petrol sample was supplied by the late ...


29. DMS and DMSP Data from CTD and Minicosm experiments conducted during the BROKE-West voyage 2006 [BROKE-West_DMS_DMSP]   PARENT METADATA
Data Acquisition: Sampling was performed on seawater collected from CTDs and minicosm experiments. Sampling involved the collection of 250 mL of seawater from each Niskin bottle and minicosm ...


30. Determination of polychlorinated biphenyls in Antarctic macroalgae Desmarestia sp. [ECA036]
This data set deals with the determined concentrations of PCB congeners in Desmarestia sp. samples collected from various locations at Admiralty Bay (King George Island). Total PCB concentrations ...


31. Dimethylsulfide(DMS) and dimethylsulfoniopropionate (DMSP) concentrations, UM0708 [UM0708_9_dms_dmsp]
Concentrations of DMS and DMSP measured with GC-FPD, purge and trap method in the Southern Ocean. The data were obtained during the cruise of TR/V Umitaka-Maru in 2007/2008 Austral summer. Seawater ...


32. Directed transport of volatile organochlorine pollutants to polar regions:the effect on contamination of Antarctic seabirds [ECA038]
This dataset reports the HCB and ?PCB (here defined as the sum of the following congeners: 31, 28, 45, 52, 44, 66, 101, 97, 87, 110, 151, 107, 149, 118, 146, 153, 105, 141, 179, 138, 182, 183, 128, ...


33. Distribution of PCBs in Sediment of Terranova Bay and Ross Sea [ECA002]
Marine sediment is frequently used to reconstruct environmental pollution trends. This study regarded the distribution of PCBs in the sediment from Terra Nova Bay and Ross Sea gathered, during the ...


34. Distribution of Polychlorinated biphenils (PCBs) and organochlorine pesticides in soil from east Antarctic Coast [ECA024]
This dataset reports the concentration of hexachlorobenzene (HCB), ?-, ?- and ?- 41 hexachlorocyclohexane (HCH) isomers, o,p'- and p,p'-isomers of DDT and 28 PCB congeners in eleven soil samples and ...


35. Endosulfan in the Antarctic [ECA018]
An ice-core sample taken from the Mackeller Peninsula in the Antarctic region on February 2002 was analyzed for organo-chlorine pesticide endosulfan. Endosulfan has been withdrawn from the registered ...


36. Ethane, propane, and n-butane firn-air data [Aydin_0739598]
The data file contains ethane, propane, and n-butane measurements in firn air from two Antarctic sites (South Pole and WAIS-D) and from Summit, Greenland. The WAIS-D and South Pole samples were collected ...


37. Evolution and biogeochemical cycle of pollutants [NITRO-PAHs]
The significance of atmospheric processes in the genesis of nitro-PAH has been widely discussed in the last 15 years and the occurrence of these pollutants in the air particulate collected both in ...


38. Evolution and biogeochemical cycle of pollutants - Pollutants_in_the_aerosol [Pollutants_in_the_aerosol]
Determination of organic pollutants and trace metals in the aerosol. Evaluation of their concentration to highlight that atmospheric aerosol is an important pathway by which pollutants are transported ...


39. Exopolysaccharides from Antarctic bacteria [ASAC_2348]
Exopolysaccharide (EPS) is complex sugar made by many microbes in the Antarctic marine environment. This project seeks to understand the ecological role of microbial EPS in the Southern Ocean, where ...


40. FIRE_AX_MAGE_OCN_AIR [FIRE_AX_MAGE_OCN_AIR_1]
First ISCCP Regional Experiment (FIRE) Atlantic Stratocumulus Transition Experiment (ASTEX) Marine Aerosol Gas Exchange (MAGE) Oceanus Sulfur in the Air Data in native format (FIRE_AX_MAGE_OCN_AIR)


41. FIRE_AX_MAGE_OCN_SEA [FIRE_AX_MAGE_OCN_SEA_1]
First ISCCP Regional Experiment (FIRE) Atlantic Stratocumulus Transition Experiment (ASTEX) Marine Aerosol Gas Exchange (MAGE) Oceanus Sulfure in the Ocean Data in native format (FIRE_AX_MAGE_OCN_SEA)


42. Gases in Firn Air and Shallow Ice at the Proposed WAIS Divide Drilling Site [battle_0440509]
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 ...


43. Increasing Levels and Biomagnification of Persistent Organic Pollutants (POPs) in Antarctic Biota [ECA047]
This dataset reports a study carried out on the Weddell seal (Leptonychotes weddellii), and southern elephant seal (Mirounga leonine), feeding at higher levels in the food web on fish and cephalopods, ...


44. Increasing levels and biomagnification of Persistent Organic Pollutants (POPs) in Antarctic biota [ECA037]
This dataset evidences that two benthic fish species (Gobionotothen gibberifrons, Chaenocephalus aceratus) feeding on benthos invertebrates and fish reflected significantly increasing concentrations ...


45. Indication of Geographic Variations of Organochlorine Concentrations in the Blubber of Antarctic Weddell Seals [ECA046]
This dataset highlights that samples of Weddell seals blubber from King George Island (the region with the mildest climate in the Antarctic) in 1994 showed the lowest DDT (11 to19 ng/g)and PCB (1 ...


46. Interaction between Carbon and Sulfur Cycles in Antarctic Stratified Lakes and Fjords [ASAC_1166]
---- Public Summary from Project ---- The lakes and fjords of the Vestfold Hills region of Antarctica provide unique ecosystems for studying environmental changes in Antarctica over the past 8000 ...


47. Isotopes in Gases in Firn Air and Shallow Ice at the Proposed WAIS Drilling Site [white_0440498]
This is a multi-institutional project investigating gas concentrations and isotope ratios of gases in the upper part of the Inland WAIS ice core. The Stable Isotope Lab at INSTAAR of the University ...


48. Measurements of atmospheric halocarbons, aerosols, ethene, methane, nitrous oxide, carbon dioxide, organosulfur compounds, isoprene and methanol at the Cape Verde Atmospheric Observatory beginning in Oct. 2006-ongoing [SOLAS_CVAO]   PARENT METADATA
This metadata entry refers to measurements of atmospheric halocarbons, aerosols, ethene, methane, nitrous oxide, carbon dioxide, carbon monoxide, organosulfur compounds, isoprene and methanol made ...


49. Measurements of carbon monoxide concentrations and isotopic ratios from the atmosphere via equipment aboard supply aircrafts operating between Christchurch, New Zealand and McMurdo Sound [K087_1991_2008_NZ_2]
Carbon monoxide (CO) is a trace gas in the atmosphere. The use of the radioactive isotope 14C in carbon monoxide is useful for determining the oxidative capacity via oxidation by hydroxyl (OH). Large ...


50. Measurements of methane concentrations and isotopic ratios from the atmosphere via equipment aboard supply aircrafts operating between Christchurch, New Zealand and McMurdo Sound [K087_1989_2008_NZ_2]
The atmospheric trace gas, methane (CH4), affects the radiative heat balance of the earth. Measurements of the carbon and hydrogen isotopes in atmospheric methane are used to relate this climatically ...


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