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190 Titles Match Your Query
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1. A Global Data Set of Leaf Photosynthetic Rates, Leaf N and P, and Specific Leaf Area [doi:10.3334/ORNLDAAC/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 ...


2. A Global Database of Carbon and Nutrient Concentrations of Green and Senesced Leaves [doi:10.3334/ORNLDAAC/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 ...


3. A Global Database of Field-observed Leaf Area Index in Woody Plant Species, 1932-2011 [doi:10.3334/ORNLDAAC/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 ...


4. NASA Land Information System (LIS) Data Sets [NASA_LIS_DATA]
The Land Information System (LIS) provides collection of sample data for demonstration of LIS code. The original source of each data set is given whenever possible. LIS does not endorse the validity, ...


5. ISLSCP II AVHRR Albedo and BRDF, 1995 [doi:10.3334/ORNLDAAC/928_1]
This Albedo and BRDF (Bidirectional Reflectance Distribution Function) data set contains three files containing BRDF parameters, white- sky albedo and black-sky albedo at solar noon for three bands ...


6. ISLSCP II C4 Vegetation Percentage [doi:10.3334/ORNLDAAC/932_1]
The photosynthetic composition (C3 or C4) of vegetation on the land surface is essential for accurate simulations of biosphere-atmosphere exchanges of carbon, water, and energy. C3 and C4 plants have ...


7. ISLSCP II Continuous Fields of Vegetation Cover, 1992-1993 [doi:10.3334/ORNLDAAC/931_1]
The objective of this study was to derive continuous fields of vegetation cover from multi-temporal Advanced Very High Resolution Radiometer (AVHRR) data using all available bands and derived Normalized ...


8. ISLSCP II Earth Radiation Budget Experiment (ERBE) Monthly Albedo, 1986-1990 [doi:10.3334/ORNLDAAC/957_1]
The goals of the Earth Radiation Budget Experiment (ERBE) are (1) to understand the radiation balance between the Sun, Earth, atmosphere, and space and (2) to establish an accurate, long-term baseline ...


9. ISLSCP II Ecosystem Rooting Depths [doi:10.3334/ORNLDAAC/929_1]
The goal of this study was to predict the global distribution of plant rooting depths based on data about global aboveground vegetation structure and climate. Vertical root distributions influence ...


10. ISLSCP II FASIR-adjusted NDVI, 1982-1998 [doi:10.3334/ORNLDAAC/972_1]
The Fourier-Adjusted, Sensor and Solar zenith angle corrected, Interpolated, Reconstructed (FASIR) adjusted Normalized Difference Vegetation Index (NDVI) data sets were generated to provide a 17-year, ...


11. ISLSCP II GIMMS Monthly NDVI, 1981-2002 [doi:10.3334/ORNLDAAC/973_1]
The Global Inventory Modelling and Mapping Studies (GIMMS) Normalized Difference Vegetation Index (NDVI) data sets were generated to provide a 22-year satellite record of monthly changes in terrestrial ...


12. ISLSCP II Historical Croplands Cover, 1700-1992 [doi:10.3334/ORNLDAAC/966_1]
The Historical Croplands Cover data set was developed to understand the consequences of historical changes in land use and land cover for ecosystem goods and services. In particular, this data set ...


13. ISLSCP II Historical Land Cover and Land Use, 1700-1990 [doi:10.3334/ORNLDAAC/967_1]
The Historical Land Cover and Land Use data set was developed to provide the global change community with historical land use estimates. The data set describes historical land use changes over a 300-year ...


14. ISLSCP II IGBP DISCover and SiB Land Cover, 1992-1993 [doi:10.3334/ORNLDAAC/930_1]
This data set describes the geographic distributions of 17 classes of land cover based on the International Geosphere-Biosphere DISCover land cover legend (Loveland and Belward 1997) and the 15 classes ...


15. ISLSCP II MODIS (Collection 4) Albedo, 2002 [doi:10.3334/ORNLDAAC/958_1]
The MODIS BRDF/Albedo Product (MOD43B) provides measures of clear sky surface albedo every 16 days. Both white-sky albedo (bihemispherical reflectance) and black-sky albedo (directional hemispherical ...


16. ISLSCP II MODIS (Collection 4) IGBP Land Cover, 2000-2001 [doi:10.3334/ORNLDAAC/968_1]
The objective of the MODIS Land Cover Product is to provide a suite of land cover types useful to global system science modelers by exploiting the information content of MODIS data in the spectral, ...


17. ISLSCP II Monthly Snow-Free Albedo, 1982-1998, and Background Soil Reflectance [doi:10.3334/ORNLDAAC/956_1]
This data set contains monthly average snow-free surface shortwave albedo calculated for the period 1982-1998 and estimates of background soil/litter reflectances in the visible (0.4-0.7 mm) and near-infrared ...


18. ISLSCP II NOAA 5-year Average Monthly Snow-free Albedo from AVHRR [doi:10.3334/ORNLDAAC/959_1]
The objective of this work was to produce a monthly climatology of broadband surface albedos for use in global numerical weather prediction models at the National Centers for Environmental Prediction ...


19. ISLSCP II Snow-Free, Spatially Complete, 16 Day Albedo, 2002 [doi:10.3334/ORNLDAAC/960_1]
This data set contains 9 files for snow-free, spatially complete 16-day global black-sky albedos at local solar noon, white-sky albedos and quality information based on MODerate Resolution Imaging ...


20. ISLSCP II University of Maryland Global Land Cover Classifications, 1992-1993 [doi:10.3334/ORNLDAAC/969_1]
The objective of this study was to create a land cover map derived from 1 kilometer AVHRR data using all available bands and derived Normalized Difference Vegetation Index (NDVI) and a full year of ...


21. LBA Regional Tree Cover from AVHRR, 1-km, 1992-1993 (DeFries et al.) [doi:10.3334/ORNLDAAC/686_1]
This data set is a subset of the 1-km global tree cover data set (DeFries et al. 1999) developed at the Laboratory for Global Remote Sensing Studies (LGRSS) at the University of Maryland. The subset ...


22. SiB3 Modeled Global 1-degree Hourly Biosphere-Atmosphere Carbon Flux, 1998-2006 [doi:10.3334/ORNLDAAC/909_1]
The Simple Biosphere Model, Version 3 (SiB3) was used to produce a global data set of hourly carbon fluxes between the atmosphere and the terrestrial biosphere for the years 1998-2006. This data set ...


23. AmeriFlux CO2, Water Vapor, and Energy Exchange from Native Tallgrass Prairie Site Near Shidler, Oklahoma, 1996-1997 [AMERIFLUX_SHIDLER-CDIAC]
The tallgrass site near Shidler, Oklahoma is part of the AmeriFlux network of field research projects measuring the exchange of carbon dioxide (CO2) between terrestrial ecosystems and the atmosphere. ...


24. AmeriFlux CO2, Water Vapor, and Energy Exchange from a Wheat Site Near Ponca, Oklahoma 1996-1997 [AMERIFLUX_PONCA_CDIAC]
The wheat site near Ponca, Oklahoma is part of the AmeriFlux network of field research projects measuring the exchange of carbon dioxide (CO2) between terrestrial ecosystems and the atmosphere. ...


25. Free-Air CO2 Enrichment (FACE) Experiment: Daily Leaf Area Index (LAI) Data [CDIAC_FACE_LAI]
Leaf area data are available for 1999-2006. There is a daily file for each year which contains the leaf area index values (m2/m2).Leaf area index (LAI, total one-sided leaf area above a unit of ground ...


26. Walker Branch Watershed, AmeriFlux CO2, Water Vapor, and Energy Exchange Oak Ridge National Laboratory, TN 1995-1998 [AMERIFLUX_WBW_CDIAC]
The Walker Branch Watershed (WBW), Tennessee is part of the AmeriFlux network of field research projects measuring the exchange of carbon dioxide (CO2) between terrestrial ecosystems and the atmosphere. ...


27. Monitoring Sudden Oak Death in California [CAMFER_SOD]
The objective of the Monitoring Sudden Oak Death Program is to determine the distribution, incidence, and impact of Sudden Oak Death and Phytophthora ramorum in the state of California. We are interested ...


28. Long-Term Ecological Research (LTER)/KBS018: Kellogg Biological Station Herbarium [LTER_KBS018]
LTER - Long-Term Ecological Research Program/Kellogg Biological Station (KBS) LTER/KBS018 (Summary adapted from the LTER Core Data Set Catalog): The KBS Herbarium contains over 6,000 specimens, ...


29. Visible/Infrared Intelligent Spectrometer Reflectances During the Forest Ecosystem Dynamics - Multisensor Aircraft Campaign [FEDMAC_VIRIS]
Forest Ecosystem Dynamics Multisensor Airborne Campaign (FED MAC): Visible/Infrared Intelligent Spectrometer (VIRIS) Reflectances The Biospheric Sciences Branch (formerly Earth Resources Branch) ...


30. Continuous Fields Tree Cover Project [GLCF_TREE_COVER_AVHRR]
Characterization of terrestrial vegetation from the Advanced Very High Resolution Radiometer (AVHRR) on the global to regional scale has traditionally been accomplished using classification schemes ...


31. 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) ...


32. ISLSCP II Leaf Area Index (LAI) from Field Measurements, 1932-2000 [doi:10.3334/ORNLDAAC/971_1]
Leaf Area Index (LAI) data from the scientific literature, covering the period from 1932-2000, have been compiled at the Oak Ridge National Laboratory (ORNL) Distributed Active Archive Center (DAAC) ...


33. NACP MsTMIP: Global and North American Driver Data for Multi-Model Intercomparison [doi:10.3334/ORNLDAAC/1220_1]
This data set provides environmental data that have been standardized and aggregated for use as input to carbon cycle models at global (0.5-degree resolution) and regional (North America at 0.25-degree ...


34. CMS: Soil CO2 Efflux and Properties, Site Vegetation Measurements, Mexico, 2011-2012 [doi:10.3334/ORNLDAAC/1298_1]
This data set provides the results of (1) monthly measurements of soil CO2 efflux, volumetric water content, and temperature, and (2) seasonal measurements of soil (porosity, bulk density, nitrogen ...


35. Plant Root Characteristics and Dynamics in Arctic Tundra Ecosystems, 1960-2012 [Plant_Root_Characteristics_Dynamics_Arctic_Tundra_Ecosystems_1960-2012]
Plant roots play a critical role in ecosystem function in arctic tundra, but root dynamics in these ecosystems are poorly understood. To address this knowledge gap, we synthesized available literature ...


36. Forest Insect and Disease Survey of Canada - Ontario Region Infobase [CANEMRCCRSFIDSONT]
The dataset includes insect and disease damage - defoliation histories, incidence of insect and/or disease. Forest health - drought damage, regions of decline ...


37. A Forest Vegetation Database for Western Oregon [USGS_OFR_2004_1249]
Data on forest vegetation in western Oregon were assembled for 2323 ecological survey plots. All data were from fixed-radius plots with the standardized design of the Current Vegetation Survey (CVS) ...


38. Automated Weather Station Data for Alabama [USDA0228]
This dataset contains hourly observations of air and soil temperature, wind, solar radiation, leaf wetness, humidity, and precipitation in support of agricultural progress in Alabama. Collection ...


39. BIOME 6000 (v4.2): Vegetation Maps for the Mid-Holocene and Last Glacial Maximum [BIOME6000]
The Palaeovegetation Mapping Project (generally known as BIOME 6000: Prentice and Webb, 1998) was inaugurated in 1994 with the aim of providing global maps describing the vegetation patterns at 6000±500 ...


40. CLPX-Model: Land Data Assimilation System (LDAS) Data [NSIDC-0181]
The LDAS data set contains 43 model and observation-based fields produced by the LDAS uncoupled modeling system at the NASA Goddard Space Flight Center using the Mosaic Land Surface Model (LSM). ...


41. Canadian Forest Insect Defoliation Coverages - Forest Health [Canada_CFS_ForInsectDefoliation]
As a part of the Forest Health (FH) program, data is compiled and produced as national coverages of insect defoliation in Canada's forested ecosystems. Aerial defoliation surveys are used to measure ...


42. Carbon Dioxide Enrichment: Data on the Response of Cotton to Varying CO2, Irrigation, and Nitrogen in Phoenix, Arizona, CDIAC NDP-037 [CDIAC_NDP37]
This data set contains results from field CO2-enrichment experiments conducted over five consecutive growing seasons, 1983-1987. These results comprise data concerning the effects of continuous CO2 ...


43. Carbon Dioxide Fluxes for Native and Improved Grazinglands. [USDA.ARS.NGPRL.CO2FluxGraze]
(Adapted from abstract presented at ARS Carbon Storage Workshop, Baltimore, MD Jan 1999) PROBLEM: The grasslands ofthe Northern Great Plains are dominated by the C3 wheatgrass- needlegrass and C4 ...


44. Carbon and Water Fluxes From Irrigated Corn: A Field-Scale, Full Season Study [USDA0566]
The objective of "Carbon and Water Fluxes From Irrigated Corn: A Field-Scale, Full Season Study" is to evaluate the flux of energy, water vapor, and carbon dioxide from the soil and canopy in an irrigated ...


45. Development of tree ring like proxy on arctic shrubs Cassiope tetragona to reconstruct polar climate [Cassiope_Arctic_Climate_Proxy_Weijers_IPY59_NL]
Annual stem length, annual number of leaves, annual average leaf length, annual total leaf length and leaf lifespan. All of Cassiope tetragona. These parameters were measured at three sites: Ny-Ålesund ...


46. EOS Land Validation Core Site: Mongu, Zambia, Africa [LANDVAL_MONGU]
The EOS Land Validation Core Sites are intended as a focus for land product validation over a range of biome types. These sites will provide a focus for satellite, aircraft, and ground data collection ...


47. EOS Land Validation Core Site: Skukuza, Kruger NP, Republic of South Africa [LANDVAL_SKUKUZA]
The EOS Land Validation Core Sites are intended as a focus for land product validation over a range of biome types. These sites will provide a focus for satellite, aircraft, and ground data collection ...


48. Effects of disturbance and climate on carbon storage and the exchanges of CO2, water vapor and energy exchange of evergreen coniferous forests in the Pacific Northwest [NACP-Law-01]
The goal is to continue investigating the effects of disturbance and interannual variation in climate on processes controlling carbon storage and the exchanges of energy, CO2, and water vapor in semi-arid ...


49. Elevated CO2: Effects on Tree (Orange Trees) and Insects: Temperature Interactions and Modeling Crop Response [USDA0529]
The purpose of the research data found in "Elevated CO2: Effects on Tree (Orange Trees) and Insects: Temperature Interactions and Modeling Crop Response" was to determine the long-term effects of ...


50. Fire Fuel Inventory, Yosemite National Park from the U.S. Geological Survey, Biological Resources Division [LIFE_ECO_NBS_SIER_VEG_FUEL1]
The fuel inventory data involves 144 var. radius plots measured for vegetative cover and structure by species and fuel loading. Standing and downed fuel is estimated by size, class and type. Wood ...


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