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1. LBA-ECO CD-02 Leaf Level Gas Exchange, Chemistry, and Isotopes, Amazonia, Brazil [LBA_CDO2_LEAF_GAS_EXCHANGE_1010_1]
This data set reports leaf gas flux and leaf properties from samples collected from trees, liana, pasture saplings, and pasture grass located at eight different sampling locations in the states of ...


2. LBA-ECO CD-06 Carbon Cycling in Rivers in Amazonas and Acre, Brazil: 2005-2006 [CD06_CARBON_RESPIRATION_1125_1]
This data set provides measured and calculated variables describing the carbon pools in river waters, CO2 respired from the water and total amount of CO2 evaded, dissolved oxygen isotopes (delta 18O-O2), ...


3. LBA-ECO TG-09 Soil Isotopic C, N, H2O, and N2O Data, Tapajos National Forest, Brazil [LBA_TG09_N2O_SOILS_1013_1]
This data set reports the results of carbon, nitrogen, and oxygen isotopic analyses of soil, soil water, and N2O soil gas samples; total soil carbon and nitrogen concentrations; and soil texture and ...


4. Data on freshwater and hydrochemistry in the Antarctic Peninsula region. [CNDP-ESP_GEOANT-UAM_Freshwater]   PARENT METADATA
In English: Surface freshwater, snow and groundwater studies in the Antarctic Peninsula region and Ellsworth Mountains. Hydrochemical data. From projects of the research group on Geology of the University ...


5. Arctic Station Data at LDEO Climate Data Library [LDEO_ARCTIC_STATION]
Data collected from 35 Arctic stations including tritium, depth, ice fraction/Atlantic fraction, river runoff, delta oxygen 18, salinity, silicate, and potential temperature. See: "http://ingrid.ldeo.columbia.edu/SOURCES/.ARCTIC/.STATION/"


6. USGS Chesapeake Bay Activities [USGS_Chesapeake_1]
The Chesapeake Bay, the Nation's largest estuary, has been degraded due to water quality problems, loss of habitat, and over harvesting of living resources. Additionally, the Bay was listed under ...


7. Chemical and nutrient analysis of meltwaters in the Victoria Valley and Bull Pass [K091_1989_1990_NZ_1]
Baseline chemistry data for ponds and lakes in the Victoria Valley/Bull Pass region was collected in January 1990. Water samples were taken from Upper Victoria Glacier drainage, Lake Victoria, Lake ...


8. Geochemical and geomorphological investigations of the McMurdo Dry Valleys freshwater and saline water bodies [K211_1963_1987_NZ_1]   CHILD METADATA
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 ...


9. Ground-water quality in the Lake Champlain basin, New York, 2004 [USGS_OFR_2006_1088_LCB_NY]
Water samples were collected from 11 public-supply wells and 11 domestic wells during the fall of 2004 for analysis to characterize the chemical quality of ground water in the Lake Champlain basin ...


10. Hydrogen and Oxygen Isotopic Ratios of River Water in the Drainage System of the Omono River [OMONOR]
Hydrogen and oxygen isotopic ratios of river water were measured at 29 points in the drainage of the Omono River and also at 19 points in a small drainage located north of the Omono drainage. The ...


11. NERC Land Ocean Interaction Study (LOIS) River-Atmosphere-Coast Study (RACS) data off the east coast of England (from 1992) [BODC_NERC_LOIS_RACS]   CHILD METADATA
The River-Atmosphere-Coast Study (RACS) of the Natural Environment Research Council (NERC) of the United Kingdom studies land-sea interactions in the coastal zone and the major exchanges (physical, ...


12. Thorium-234 Activity in Particulate and Dissolved Components Measured during the JGOFS Equatorial Pacific Process Study (EQPAC) [JGOFS_EQPAC_THORIUM_234]
The Equatorial Pacific Process Study (EQPAC) was conducted along 140 deg W longitude during 1992. Four cruises took place: February 3 - March 9, March 19 - April ...


13. Thorium-234 Activity in Particulate and Dissolved Phases Measured during the JGOFS North Atlantic Bloom Experiment (NABE) [JGOFS_NABE_TH234ACTIVITY]
The Joint Global Ocean Flux Study (JGOFS) seeks to understand the processes that control the transfer of carbon and other biologically active elements in the ocean. In addition, ...


14. Water samples from supraglacial lakes, Queen Maud Land [lehtinen_supraglacial_lakes2004]
Hydrogeochemical research about the supraglacial lakes in Queen Maud Land, Antarctica. Main research target was the supraglacial lakes in Vestfjella mountains. Data consist of water, salt and rock ...


15. The hydrology (pattern of flow and composition of meltwater) of a cold based glacier, Wright Lower Glacier, Wright Valley, Antarctica [K064_2004_2007_NZ]   CHILD METADATA
The seasonal melt regime of the Wright Lower Glacier, Wright Valley, Dry Valleys, Antarctica was investigated and monitored over three field seasons (04-05, 05-06 and 06-07). The water cycle, which ...


16. Geochemical studies, the natural abundance of nitrogen isotopes in soil and evaporates and observations of the sequential changes in the saline lakes of the Dry Valleys and surrounding areas [K211_1978_1979_NZ_1]   PARENT METADATA
Geochemical studies on the tritium chronology of Lake Vanda, the natural abundance of nitrogen isotopes in soil and evaporites in the Dry Valleys and observations of the sequential changes in the ...


17. Geophysical studies of Lake Vanda, Wright Valley, including lake water and ice parameters and geomorphological studies of the surrounding physical environment with comparisons with other nearby water bodies [K211_1970_1973_NZ_1]   PARENT METADATA
A geophysical study of Lake Vanda, Wright Valley was conducted over three seasons focussing on the heat balance of the lake with geochemical and geomorphological studies running concurrently. Comparisons ...


18. Limnological studies of Dry Valley lakes: water parameters (pH, conductivity, nutrients, temperature), uranium content, trace elements, isotopic ratio and tritium concentrations, and geochemical samples [K211_1984_1986_NZ_1]   PARENT METADATA
A large number of saline and freshwater lakes and ponds of the Dry Valley area and crater lakes behind the McMurdo station were visited for limnological study including Lake Fryxell of the Taylor ...


19. Measurements of environmental radiation near Scott Base and McMurdo Station and in the McMurdo Dry Valleys [K211_1984_1985_NZ_1]   PARENT METADATA
The level of environmental radiation (gamma ray exposure) due to terrestrial radionuclides was measured by using a portable NaI gamma ray survey meter in the Ross Island (near Scott Base and McMurdo ...


20. WAISCORES Snow Pit Chemistry, Antarctica [NSIDC-0420_1]
This data set is part of the West Antarctic Ice Sheet cores (WAISCORES) project, an NSF-funded project to understand the influence of the West Antarctic Ice Sheet on climate and sea level change. ...


21. Trans-Atlantic Study of Calanus: Comparative Time Series Sampling Programme [GLOBEC_078_TASC_011]   PARENT METADATA
The objective of this subtask of the Trans-Atlantic Study of Calanus (TASC) programme was to describe the annual cycle of vertical distribution, generational development and overwintering of C. finmarchicus ...


22. Chernobyl Radioactive Fallout on the Biosphere of Biwa Lake [BIWALAKECHERNOBYLCONTAMINATION]
Trends and temporal changes on the radioactive nuclides on Osaka region and in the ecosystem of Biwa Lake located in approximately center of Japan, which were caused by the Chernobyl nuclear accident ...


23. Development of a mathematical model for both solute transport in snow and isotopic evolution of snowmelt [KPDC_DMMSIES_2012]
Chemical and isotopic variations of snowmelt provide important clues for understanding snowmelt processes and the timing and contribution of snowmelt to catchment or watershed in spring. The newly ...


24. Data on geomorphology, neotectonics, soils, permafrost and freshwater in the Antarctic Peninsula region. [CNDP-ESP_GEOANT-UAM]   CHILD METADATA
In English: This dataset contains registered data on studies carried out by the research group on Geology from the University Autonoma of Madrid (GEOANT). Data about geomorphology, neotectonics, ...


25. USGS Chesapeake Bay Activities [USGS_Chesapeake]
The Chesapeake Bay, the Nation's largest estuary, has been degraded due to water quality problems, loss of habitat, and over harvesting of living resources. Additionally, the Bay was listed under ...


26. An assessment of some uncertainties in using ice core S180 data to deduce past temperatures [ASAC_987]
This project has no actual data to archive, but several pdf copies of publications produced from this work are available for download to AAD staff only from the provided URL. Taken from the abstracts ...


27. Coring Analyses of Cores from Near Shore Sites in the Vestfold Hills [ASAC_310]
The sedimentological, chemical and isotopic characteristics of sediment cores from three slightly saline to hypersaline lakes (Highway, Ace and Organic Lakes) and two marine inlets (Ellis Fjord and ...


28. Apalachicola-Chatahoochee Flint River Basin Ground Water Data [usgs_nawqa_acfriver_groundwater]
Surface- and ground-water quality data were collected in the Apalachicola-Chattahoochee-Flint (ACF) River basin from August 1992 to September 1995 as part of the USGS National Water Quality Assessment ...


29. Application of Stable Isotope Techniques to Identifying Foodweb Structure, Contaminant Sources, and Biogeochemical Reactions in the Everglades [USGS_SOFIA_kendall_stable_isotopes]
This is the largest isotope foodweb study ever attempted in a marsh ecosystem, and combines detailed, long-term, trophic and biogeochemical studies at selected well-monitored USGS/SFWMD/FGFFC sites ...


30. Aquatic Cycling of Mercury in the Everglades Project Database [USGS_SOFIA_ACME_DB]
Between 1995 and 2008, the Aquatic Mercury Cycling in the Everglades (ACME) project examined in detail the biogeochemical parameters that influence methylmercury (MeHg) production in the Florida Everglades. ...


31. Chronology and Isotope Geochemistry of Ground Waters in the Florida Keys and Offshore Areas [USGS_SOFIA_chron_isotope_geochem_FL_Keys]
This project involves sampling surface waters and ground waters from Florida Bay, the Keys, and offshore to the barrier reef. Analyses will be done on a variety of isotopic and chemical species that ...


32. Development of Integrated Sampling of Fishes in Forested Wetlands in South Florida with Emphasis on Food Web Structure [USGS_SOFIA_fish_sample]
This study seeks to refine sampling methodology in the forested wetlands, to collect baseline data for aquatic animals to enable comparisons between Comprehensive Everglades Restoration Plan (CERP) ...


33. Evaluation of Methods to Determine Ground-water Seepage Below Levee 31N, Dade County Florida [USGS_SOFIA_solomet]
The primary objective of this investigation is to quantify seepage below Levee L31N. The amount of water lost to the L-31N Canal versus the fraction that flows below the canal will be estimated. A ...


34. Everglades Isotope Data [USGS_SOFIA_ever_isotope_data]
Data are available for the following sites: Cell 4, ENR-OUT, L7, Cell 3, LOX, North Holeyland, E0, F1, U3/Glory Hole, L35B, 2BS, L67, 3A-15, 3A-TH, Lostmans Creek, North Prong Creek, TS-7, and TS-9 ...


35. Florida Bay Cores Site Information [USGS_SOFIA_hlmscloc]
The dataset contains the core number, location, latitude/longitude, date collected, and core surface description for cores from Rabbitt Key, Cluett Key, Whipray Basin, Bob Allen Key, Rankin Bight, ...


36. Florida Bay Physical Data [USGS_SOFIA_hlms_physical_data]
The dataset contains the core number, depth (cm), wet bulk density, dry bulk density, accumulated dry bulk density, dry bulk fines, total % H2O content, % insoluble residue, % loss on ignition, coarse ...


37. Florida Bay Radiochemical data [USGS_SOFIA_hlms_radchem_data]
The datasets contains the core number, depth (cm), and Ra-226 activity(dpm/g) and Ra-226 error (dpm/g). The use of radioactive isotopes is founded on the known physical property of radioactive ...


38. Florida Bay core logs disposition and analysis parameters [USGS_SOFIA_hlmsclog]
The data set contains the core number, location, latitude/longitude, date collected, storage location, core surface description, and analyses for cores taken from Rabbitt Key, Cluett Key, Whipray ...


39. Florida Bay sample core log [USGS_SOFIA_hlmscsmp]
The data set contains fractions, intervals, location of sample, analyses, and sections with no sample remaining referenced to site name. The use of radioactive isotopes is founded on the known physical ...


40. Florida Bay sediment geochemical data [USGS_SOFIA_orem_fb_sed_geochem]
The data set contains the sample ID, depth (cm), sediment size, fine sediment fraction (<60m), total C %, organic C %, total N %, total P %, C/N, C/P, and N/P. This project is examining (1) sources ...


41. Geochronology in the South Florida Ecosystem and Associated Ecosystem Programs [USGS_SOFIA_metholms]
In order to manage an ecosystem, it is imperative to define the rate at which ecologic, physical and chemical changes have occurred. The lack of historical records documenting ecological changes dictates ...


42. Ground-Water Quality in the Mohawk River Basin, New York, 2006 [USGS_OFR_2008_1086]
Water samples were collected from 27 wells from August through November 2006 to characterize ground-water quality in the Mohawk River Basin. The Mohawk River Basin covers 3,500 square miles in central ...


43. Ground-water quality in the Lake Champlain basin, New York, 2004 [USGS_OFR_2006_1088_LCB_NY_1.0 Online]
Water samples were collected from 11 public-supply wells and 11 domestic wells during the fall of 2004 for analysis to characterize the chemical quality of ground water in the Lake Champlain basin ...


44. Hydrologic monitoring and synthesis of existing hydrologic data in the Florida Panther National Wildlife Refuge and surrounding areas [USGS_SOFIA_panther_refuge_hydro]
The objectives of this project are to 1. Inventory existing hydrologic data available in the vicinity of the Florida Panther National Wildlife Refuge (FPNWR) including all data that can be used for ...


45. Water-Quality Assessment of the Potomac River Basin: Water-Quality and Selected Spatial Data, 1992-1996 [CBP_PNAQWA]
The U.S. Geological Survey (USGS) implemented the National Water-Quality Assessment (NAWQA) Program to describe the status and trends in the quality of the Nation's surface water and ground water ...


46. X-Radiographs Data [USGS_SOFIA_x-radio_data]
The x-radiographs of Florida Bay cores were used to examine the internal sediment structure of sediment contained in a core and assess whether the sediment was mixed. In order to manage an ecosystem, ...


47. Geochemical Data from Produced Water Contamination Investigations: Osage-Skiatook Petroleum Environmental Research (OSPER) Sites, Osage County, Oklahoma [USGS_OFR_2007_1055]
The USGS reports chemical and isotopic analyses of 345 water samples collected from the Osage-Skiatook Petroleum Environmental Research (OSPER) project. Water samples were collected as part of an ...


48. Occurrence and hydrochemistry of radiochemical constituents in groundwater of Jefferson County and surrounding areas, southwestern Montana, 2007 through 2010 [USGS_SIR-5235_MTGroundwater]
The U.S. Geological Survey, in cooperation with Jefferson County and the Jefferson Valley Conservation District, sampled groundwater in southwestern Montana to evaluate the occurrence and concentration ...


49. Rainfall, Runoff, and Water-Quality Data for the Urban Storm-Water Program in the Albuquerque, New Mexico, Metropolitan Area, Water Year 2004 [USGS_OFR_2006_1105]
Urbanization has dramatically increased precipitation runoff to the system of drainage channels and natural stream channels in the Albuquerque, New Mexico, metropolitan area. Rainfall and runoff data ...


50. Use of Sulfur and Nitrogen Stable Isotopes to Determine the Importance of Whitebark Pine Nuts to Yellowstone Grizzly Bears [NRMSC_sulfurnitrogenstableisotopes]
Whitebark pine (Pinus albicaulis) is a masting species that produces relatively large, fat- and protein-rich nuts that are consumed by grizzly bears (Ursus arctos horribilis). Trees produce abundant ...


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