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281 Titles Match Your Query
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1. Anisotropic Ice and Stratigraphic Disturbances [USAP-1246045_1]
This award supports a project to investigate the onset and growth of folds and other disturbances seen in the stratigraphic layers of polar ice sheets. The intellectual merit of the work is that it ...


2. Applying High-resolution GPS Tracking to Characterize Sensory Foraging Strategies of the Black-browed Albatross, a Top Predator of the Southern Ocean Ecosystem [USAP-1142084_1]
We collected GPS tracks and stomach temperature records from Blackbrowed Albatross from a breeding colony at "Canon des Sourcils Noirs" on Kerguelen Island for the purpose of analyzing their flight ...


3. Indicators of Coastal Water Quality: Ancillary Data [CIESIN_SEDAC_ICWQ_ANC_1.0]
The Ancillary Data component of the Indicators of Coastal Water Quality Collection includes a 5 arc-minute (approximately 9 x 9 km at the equator) sequence grid, grid cell centroids that relate to ...


4. Global Reservoir and Dam Database, Version 1 (GRanDv1): Dams, Revision 01 [CIESIN_SEDAC_GRanD_DAMS_1.01]
The Global Reservoir and Dam Database, Version 1, Revision 01 (v1.01) contains 6,862 records of reservoirs and their associated dams with a cumulative storage capacity of 6,197 cubic km. The dams ...


5. Global Reservoir and Dam Database, Version 1 (GRanDv1): Reservoirs, Revision 01 [CIESIN_SEDAC_GRanD_RESERVOIRS_1.01]
The Global Reservoir and Dam Database, Version 1, Revision 01 (v1.01) contains 6,862 records of reservoirs and their associated dams with a cumulative storage capacity of 6,197 cubic km. The reservoirs ...


6. A Global Database of Litterfall Mass and Litter Pool Carbon and Nutrients [GLOBAL_LITTER_CARBON_NUTRIENTS_1244_1]
Measurement data of aboveground litterfall and littermass and litter carbon, nitrogen, and nutrient concentrations were extracted from 685 original literature sources and compiled into a comprehensive ...


7. A Compilation of Global Soil Microbial Biomass Carbon, Nitrogen, and Phosphorus Data [GLOBAL_MICROBIAL_BIOMASS_C_N_P_1264_1]
This data set provides the concentrations of soil microbial biomass carbon (C), nitrogen (N) and phosphorus (P), soil organic carbon, total nitrogen, and total phosphorus at biome and global scales. ...


8. A Global Data Set of Leaf Photosynthetic Rates, Leaf N and P, and Specific Leaf Area [LEAF_PHOTOSYNTHESIS_TRAITS_1224_1]
This global data set of photosynthetic rates and leaf nutrient traits was compiled from a comprehensive literature review. It includes estimates of Vcmax (maximum rate of carboxylation), Jmax (maximum ...


9. A Global Database of Carbon and Nutrient Concentrations of Green and Senesced Leaves [LEAF_CARBON_NUTRIENTS_1106_1]
This data set provides carbon (C), nitrogen (N), phosphorus (P), potassium (K), calcium (Ca), and magnesium (Mg) concentrations in green and senesced leaves. Vegetation characteristics reported include ...


10. A Global Database of Field-observed Leaf Area Index in Woody Plant Species, 1932-2011 [LAI_WOODY_PLANTS_1231_1]
This data set provides global leaf area index (LAI) values for woody species. The data are a compilation of field-observed data from 1,216 locations obtained from 554 literature sources published ...


11. A Global Database of Soil Phosphorus Compiled from Studies Using Hedley Fractionation [GLOBAL_PHOSPHORUS_HEDLEY_FRACT_1230_1]
This data set provides concentrations of soil phosphorus (P) compiled from the peer-reviewed literature that cited the Hedley fractionation method (Hedley and Stewart, 1982). This database contains ...


12. ECHIDNA LIDAR Campaigns: Forest Canopy Imagery and Field Data, U.S.A., 2007-2009 [ECHIDNA_1045_1]
This data set contains forest canopy scan data from the Echidna Validation Instrument (EVI) and field measurements data from three campaigns conducted in the United States: 2007 New England Campaign; ...


13. Ecosystem Demography Model: Scaling Vegetation Dynamics Across South America [EDM_SA_VEGETATION_1149_1]
This model product contains the source code for the Ecosystem Demography Model (ED version 1.0) as well as model input and output data for a portion of South America including the Brazilian Amazon. ...


14. Ecosystem Demography Model: U.S. Ecosystem Carbon Stocks and Fluxes, 1700-1990 [EDM_US_CARBON_1160_1]
This model product contains the source code for the Ecosystem Demography Model (ED version 1.0) as well as model input and output data files for the conterminous United States. The ED is a mechanistic ...


15. Global Gridded Soil Phosphorus Distribution Maps at 0.5-degree Resolution [GLOBAL_PHOSPHORUS_DIST_MAP_1223_1]
This data set provides estimates of different forms of naturally occurring soil phosphorus (P) including labile inorganic P, organic P, occluded P, secondary mineral P, apatite P, and total P on a ...


16. Global N Cycle: Fluxes and N2O Mixing Ratios Originating from Human Activity [global_n_cycle_797_1]
Nitrogen is a major nutrient in terrestrial ecosystems and an important catalyst in tropospheric photochemistry. Over the last century human activities have dramatically increased inputs of reactive ...


17. LBA-ECO CD-06 Flux of CO2 from Amazon Mainstem Rivers, Tributaries, and Floodplains [CD06_OUTGASSING_1151_1]
This data set provides estimates of monthly carbon dioxide (CO2) flux from the Amazon mainstem rivers, tributary stream networks, and their associated varzeas (floodplains). CO2 flux was calculated ...


18. LBA-ECO LC-07 CO2 and CH4 Flux from Wetlands, Negro River Basin, Brazil: 2004-2006 [LC07_WETLANDS_FLUXES_1209_1]
This data set provides estimates of daily and monthly carbon dioxide (CO2) and methane (CH4) diffusive and ebullitive flux for dry and flooded areas from two study sites, Cuini and Itu, in the interfluvial ...


19. LBA-ECO TG-05 NPP, Carbon Pool, Soil Characteristics, Soil Gas Flux Maps of Brazil [TG05_CASA_1199_1]
This data set provides maps produced from model output data from the National Aeronautics and Space Administration-Carnegie Ames Stanford Approach (NASA-CASA) model and other modeling approaches. ...


20. Lund-Potsdam-Jena Wetland Hydrology and Methane DGV Model (LPJ-WHyMe v1.3.1) [LPJ-WHYME_v1-3-1_1150_1]
This model product provides the Fortran 77 source code for the Lund-Potsdam-Jena (LPJ) Wetland Hydrology and Methane Dynamic Global Vegetation Model (LPJ-WHyMe v1.3.1), auxiliary C++ routines, ASCII ...


21. MAPSS: Mapped Atmosphere-Plant-Soil System Model, Version 1.0 [mapssv1_853_1]
MAPSS (Mapped Atmosphere-Plant-Soil System) is a landscape to global vegetation distribution model that was developed to simulate the potential biosphere impacts and biosphere-atmosphere feedbacks ...


22. MODIS-derived Biophysical Parameters for 5-km Land Cover, North America, 2000-2012 [NA_MODIS_SURFACE_BIOPHYSICS_1210_1]
This data set provides MODIS-derived surface biophysical climatologies of bidirectional distribution function (BRDF), BDRF/albedo, land surface temperature (LST), leaf area index (LAI), and evapotranspiration ...


23. RLC Forest Cover Map of the Former Soviet Union, 1990 [rlc_forest_map_1990_691_1]
This data set is a 1:2.5 million scale forest cover map for the land area of the Former Soviet Union that was completed in 1990 (Garsia 1990). There are forty-five classes distinguished in this data ...


24. RLC Forest Cover of the Krasnoyarsk Region, Russia, 1973 [rlc_forest_cover_693_1]
This dataset is a 1:2 million scale forest cover map for the land area of the Krasnoyarsk Region, Russia. Thirty-two land cover classes are distinguished. These data were digitized from maps of the ...


25. RLC Forest Stand Carbon Map of Russia [rlc_forest_carbon_696_1]
This dataset is a 1:15 million scale map of forest stand carbon for the land area of Russia (Stone et al., 2000). The objective was to create a first approximation of the forest stand carbon reserves ...


26. RLC Generalized Forest Map of the Former Soviet Union, 1-km [rlc_world_forest_map_697_1]
This data set is the Former Soviet Union (FSU) portion of the Generalized World Forest Map (WCMC, 1998), a 1-kilometer resolution generalized forest cover map for the land area of the Former Soviet ...


27. RLC State and Regional Boundaries for the Former Soviet Union [rlc_boundaries_699_1]
This data set of state and regional boundaries was derived from the 1:3 million scale administrative boundaries (ESRI, 1998) for the land area of the Former Soviet Union. There are 162 administrative ...


28. Soil Carbon Estimates in 20-cm Layers to 1-meter Depth, Conterminous US, 1970-1993 [WEST_SOIL_CARBON_1238_1]
This data set provides a soil map with estimates of soil carbon (C) in g C/m2 for 20-cm layers from the surface to one meter depth for the conterminous United States.STATSGO v.1 (State Soil Geographic ...


29. TransCom 3: Seasonal CO2 Flux Estimates from Atmospheric Inversions (Level 2) [TRANSCOM3_LEVEL2_1198_1]
This data set provides model outputs and seasonal mean CO2 fluxes from the Atmospheric Carbon Cycle Inversion Intercomparison (TransCom 3), Level 2 inversion experiment. Inversion methods can be used ...


30. Collaborative Research: Exploring the Vulnerability of Southern Ocean Pinnipeds to Climate Change - An Integrated Approach [USAP-1142108_1]
Building on previously funded NSF research, the use of paleobiological and paleogenetic data from mummified elephant seal carcasses found along the Dry Valleys and Victoria Land Coast in areas that ...


31. Collaborative Research: Importance of Heterotrophic and Phototrophic N2 Fixation in the McMurdo Dry Valleys on Local, Regional and Landscape Scales - award #1246292 [USAP-1246292_1]
The McMurdo Dry Valleys of Antarctica represents the largest perpetually ice-free region on the continent. With the combination of prevailing katabatic winds and extremely low precipitation rates, ...


32. Illumina MiSeq fastq files for Ross Sea Dinoflagellate transcriptome experiment [RSD_RNASeq]
The data set is a collection of the 20 paired end reads from an RNA Seq experiment to examine the changes in gene expression in the Ross Sea Dinoflagellate under different light and temperature conditions. ...


33. ISLSCP II Global Gridded Soil Characteristics [ISLSCP_SOILS_1DEG_1004_1]
This data set provides gridded data for selected soil parameters derived from data and methods developed by the Global Soil Data Task, an international collaborative project with the objective of ...


34. ISLSCP II UNH/GRDC Composite Monthly Runoff [ISLSCPII_COMP_RUNOFF_994_1]
The University of New Hampshire (UNH)/Global Runoff Data Centre (GRDC) composite runoff data combines simulated water balance model runoff estimates derived from climate forcing with monitored river ...


35. CAREER: Protist Nutritional Strategies in Permanently Stratified Antarctic Lakes [USAP-1056396_1]
This CAREER proposal will support an early career female PI to establish an integrated research and education program in the fields of polar biology and environmental microbiology, focusing on single-celled ...


36. Collaborative Research: Deglaciation of the Ross Sea Embayment - Constraints from Roosevelt Island - award #0943466 [USAP-0943466_1]
This award supports a project to use the Roosevelt Island ice core as a glaciological dipstick for the eastern Ross Sea. Recent attention has focused on the eastern Ross Embayment, where there are ...


37. You are what you eat: The Role of Kleptoplasty in an Antarctic Dinoflagellate [USAP-1341362_1]
Kleptoplasty, the temporary acquisition and use of functional chloroplasts derived from algal prey, is viewed as an important model for the early evolution of the permanent, endosymbiotically-derived ...


38. NACP North American 8-km Net Ecosystem Exchange and Component Fluxes, 2004 [NACP_MODELED_NEE_NEP_FLUXES_1203_1]
This data set provides modeled carbon flux estimates at 8-km spatial resolution over North America for the year 2004 of (1) net ecosystem exchange (NEE) of carbon dioxide (CO2), (2) net ecosystem ...


39. BOREAS AFM-08 ECMWF Hourly Surface and Upper Air Data for the SSA and NSA [BOREAS_ECMWF2_523_1]
Hourly data from the ECMWF operational model from below the surface to the top of the atmosphere, including the model fluxes at the surface, at Candle Lake, Saskatchewan, in the SSA and Thompson, ...


40. BOREAS AFM-13 Aircraft Flux Analyses [BOREAS_AFM13AFR_245_1]
Not technically a data set, this is a report of the cross-comparison of data collected by various flux aircraft. Reports of these analyses are available as TIF and ASCII files.


41. Biomass Allocation and Growth Data of Seeded Plants [niklas_biomass_703_1]
This data set of leaf, stem, and root biomass for various plant taxa was compiled from the primary literature of the 20th century with a significant portion derived from Cannell (1982). Recent allometric ...


42. Biome-BGC: Modeling Carbon Dynamics in Ponderosa Pine Stands (Law et al. 2003) [model_biome_bgc_law_809_1]
This archived model product contains the directions, executables, and procedures for running Biome-BGC, Version 4.1.2, to recreate the results of the following article: Law, B. E., O. J. Sun, J. Campbell, ...


43. Biome-BGC: Modeling Effects of Disturbance and Climate (Thornton et al. 2002) [model_biome_manscrpt_806_1]
This archived model product contains the directions, executables, and procedures for running Biome-BGC, Version 4.1.1, to recreate the results of the following article: Thornton, P. E., B. E. Law, ...


44. Biome-BGC: Terrestrial Ecosystem Process Model, Version 4.1.1 [model_biome-bgc_805_1]
Biome-BGC is a computer program that estimates fluxes and storage of energy, water, carbon, and nitrogen for the vegetation and soil components of terrestrial ecosystems. The primary model purpose ...


45. PnET Models: Carbon, Nitrogen, Water Dynamics in Forest Ecosystems (Vers. 4 and 5) [model_archive_pnet_4_and_5_817_1]
PnET (Photosynthetic / EvapoTranspiration model) is a nested series of models of carbon, water, and nitrogen dynamics in forest ecosystems. The models can be used to predict transient responses in ...


46. PnET-BGC: Modeling Biogeochemical Processes in a Northern Hardwood Forest Ecosystem [model_archive_pnet_bgc_m1_818_1]
This archived model product contains the directions, executables, and procedures for running PnET-BGC to recreate the results of: Gbondo-Tugbawa, S.S., C.T. Driscoll , J.D. Aber and G.E. Likens. 2001. ...


47. Principal Aquifers of the 48 Conterminous United States [USGS_aquifers_us]
This map layer contains the shallowest principal aquifers of the conterminous United States, Hawaii, Puerto Rico, and the U.S. Virgin Islands, portrayed as polygons. The map layer was developed ...


48. SCAR King George Island GIS Digital Elevation Models [SCAR_KGIS_dem_1.0]
Elevation data (digital elevation models) at various resolutions for King George Island, Antarctica and for selected areas on King George Islands, Antarctica. The data set was compiled for Scientific ...


49. SCAR King George Island GIS Elevation Data [SCAR_KGIS_elevation_1.0]
Elevation data (contour lines) for King George Island, Antarctica. The data set was compiled for Scientific Committee on Antarctic Research's King George Island GIS (SCAR KGIS) project.


50. SCAR King George Island GIS Ice-free Areas [SCAR_KGIS_icefree_areas_1.0]
Ice-free areas data (polygones) for King George Island, Antarctica. The data set was compiled for Scientific Committee on Antarctic Research's King George Island GIS (SCAR KGIS) project. The data ...


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