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1. A Global Database of Gas Fluxes from Soils after Rewetting or Thawing, Version 1.0 [doi:10.3334/ORNLDAAC/1078_1]
This database contains information compiled from published studies on gas flux from soil following rewetting or thawing. The resulting database includes 222 field and laboratory observations focused ...


2. Global Gridded Soil Phosphorus Distribution Maps at 0.5-degree Resolution [doi:10.3334/ORNLDAAC/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 ...


3. LBA-ECO CD-04 Biomass Survey, km 83 Tower Site, Tapajos National Forest, Brazil [doi:10.3334/ORNLDAAC/990_1]
This data set contains the results of a biometric tree survey of a 19.25 ha area adjacent to the eddy flux tower at the km 83 logged forest tower site in Tapajos National Forest, Para, Brazil. The ...


4. LBA-ECO CD-06 Amazon River Basin Land and Stream Drainage Direction Maps [doi:10.3334/ORNLDAAC/1086_1]
This data set provides high-resolution (~500 m) gridded land and stream drainage direction maps for the Amazon River basin, excluding the Rio Tocantins basin. These maps are the result of a new topography-independent ...


5. LBA-ECO CD-06 Carbon Cycling in Rivers in Amazonas and Acre, Brazil: 2005-2006 [doi:10.3334/ORNLDAAC/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), ...


6. LBA-ECO CD-06 Flux of CO2 from Amazon Mainstem Rivers, Tributaries, and Floodplains [doi:10.3334/ORNLDAAC/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 ...


7. LBA-ECO CD-06 Physical, Political, and Hydrologic Maps, Ji-Parana River Basin, Brazil [doi:10.3334/ORNLDAAC/1090_1]
This data set contains physical, hydrologic, political, demographic, and societal maps for the Ji-Parana River Basin, in the state of Rondonia, Brazil. These data were used as base information in ...


8. LBA-ECO CD-10 CO2 Profiles at km 67 Tower Site, Tapajos National Forest [doi:10.3334/ORNLDAAC/855_1]
Eddy fluxes of CO2 and H2O are measured at two levels (58m and 47m) using tower-mounted closed-path Licor 6262 analyzers and Campbell CSAT3 sonic anemometers. A third Licor gas analyzer measures ...


9. LBA-ECO CD-10 H2O Profiles at km 67 Tower Site, Tapajos National Forest [doi:10.3334/ORNLDAAC/861_1]
This data set contains a single text file which reports vertical profiles of H2O vapor concentrations measured at the Para Western (Santarem) - km 67, Primary Forest Tower Site (Figure 1). This site ...


10. LBA-ECO CD-34 Landsat Fractional Land Cover Analysis, Manaus, Brazil: 2004-2005 [doi:10.3334/ORNLDAAC/1176_1]
This data set provides the results of fractional land cover analysis for nonphotosynthetic vegetation (NPV) from two Landsat images of Manaus, Brazil, for October 14, 2004, and for July 29, 2005. ...


11. LBA-ECO CD-37 Secondary Forest Biomass and Age Class, Rondonia, Brazil [doi:10.3334/ORNLDAAC/1145_1]
This data set provides tree age, forest formation, and land cover classification maps, and estimates of landscape-level above-ground live woody biomass (AGLB) for secondary forests in Rondonia, Brazil. ...


12. LBA-ECO LC-01 Landsat TM Land Use/Land Cover, Northern Ecuadorian Amazon: 1986-1999 [doi:10.3334/ORNLDAAC/1084_1]
This data set contains Landsat TM imagery for the years 1986, 1989, 1996, and 1999, that have been classified into four land use/land cover (LULC) classes: Forest, Non-Forest Vegetation, Urban/Barren, ...


13. LBA-ECO LC-01 Topographic Data for Intensive Study Areas, Northern Ecuadorian Amazon [doi:10.3334/ORNLDAAC/1082_1]
This data set contains topographic/geomorphological data associated with the four Intensive Study Areas (ISAs) in the Northern Ecuadorian Amazon (northern Oriente) that are part of the University ...


14. LBA-ECO LC-03 SAR Images, Land Cover, and Biomass, Four Areas across Brazilian Amazon [doi:10.3334/ORNLDAAC/1093_1]
This data set provides three related land cover products for four study areas across the Brazilian Amazon: Manaus, Amazonas; Tapajos National Forest, Para Western (Santarem); Rio Branco, Acre; and ...


15. LBA-ECO LC-04 Satellite/Census-Based 5-Minute Land Use Data, Amazonia: 1980 and 1995 [doi:10.3334/ORNLDAAC/906_1]
This data set contains 5-minute land use maps for agricultural activity in Amazonia. The data set was produced by the statistical fusion of agricultural census data from Brazil,Columbia, Bolivia, ...


16. LBA-ECO LC-05 Biomass and Soil Properties of Fragmented Forests, Amazonas, Brazil [doi:10.3334/ORNLDAAC/1040_1]
This data set reports (1) total aboveground dry biomass based on detailed estimates of all live and dead plant material, (2) results from repeated surveys of aboveground biomass allowing the calculation ...


17. LBA-ECO LC-07 Lake Sediment Nutrient Data, Lago Calado, Brazil: 1982-1984 [doi:10.3334/ORNLDAAC/1050_1]
This data set reports lake sediment texture and porosity, carbon (C), nitrogen (N), and phosphorus (P) content of surficial sediments, 210Pb-derived nutrient accumulation rates in sediments, and burial ...


18. LBA-ECO LC-07 Validation Overflight for Amazon Mosaics, Video, 1999 [doi:10.3334/ORNLDAAC/1272_1]
This data set presents georeferenced digital video files from Validation Overflight for Amazon Mosaics (VOAM) aerial video surveys as part of the Large-Scale Biosphere-Atmosphere Experiment in the ...


19. LBA-ECO LC-13 GIS Coverages of Logged Areas, Tapajos Forest, Para, Brazil: 1996, 1998 [doi:10.3334/ORNLDAAC/893_1]
This data set contains GIS coverages constructed from measurements taken of logged areas in the Tapajos National Forest region of Para, Brazil in 1996 and 1998 (Asner et al., 2004). Coverages include ...


20. LBA-ECO LC-14 Modeled Soil and Plant Water Balance, Amazon Basin, 1995-2001 [doi:10.3334/ORNLDAAC/1147_1]
A simple GIS soil-water balance model for the Amazon Basin, called RisQue (Risco de Queimadasa -- Fire Risk), was used to conduct an analysis of spatial and temporal patterns of drought in moist tropical ...


21. LBA-ECO LC-15 SRTM30 Digital Elevation Model Data, Amazon Basin: 2000 [doi:10.3334/ORNLDAAC/1181_1]
This data set provides a subset of the SRTM30 Digital Elevation Model (DEM) elevation and standard deviation data for the Amazon Basin. SRTM30 is a near-global digital elevation model (DEM) comprising ...


22. LBA-ECO LC-15 Vegetation Cover Types from MODIS, 1-km, Amazon Basin: 2000-2001 [doi:10.3334/ORNLDAAC/1035_1]
This data set contains proportional estimates for the vegetative cover types of woody vegetation, herbaceous vegetation, and bare ground over the Amazon Basin for the period 2000-2001. These products ...


23. LBA-ECO LC-21 Foliar Nutrients, Logged Areas, Tapajos Forest, Para, Brazil: 2003 [doi:10.3334/ORNLDAAC/1234_1]
This data set provides measurements for foliar nutrients from logging blocks in the Tapajos National Forest, Para Western Santarem, Brazil. Data are included for calcium (Ca), phosphorus (P), magnesium ...


24. LBA-ECO LC-22 Land Cover from MODIS Vegetation Indices, Mato Grosso, Brazil [doi:10.3334/ORNLDAAC/1185_1]
This data set provides land cover classifications for Mato Grosso, Brazil, for the years 2000-2001 and 2003-2004. The classifications were derived from annual vegetation phenology information from ...


25. LBA-ECO LC-22 Post-deforestation Land Use, Mato Grosso, Brazil: 2001-2005 [doi:10.3334/ORNLDAAC/1099_1]
This data set provides (1) areal estimates of deforestation events (>25 ha) that were identified from 2001-2004 in Mato Grosso by the Brazilian Institute for Space Research (INPE) as part of the Program ...


26. LBA-ECO LC-23 ASTER and MODIS Fire Data Comparison for Brazil: 2003-2004 [doi:10.3334/ORNLDAAC/839_1]
This data set contains data associated with MODIS fire maps generated using two different algorithms and compared against fire maps produced by ASTER. These data relate to a paper (Morisette et al., ...


27. LBA-ECO LC-24 AVHRR Derived Fire Occurrence, 5-km Resolution, Amazonia: 2001 [doi:10.3334/ORNLDAAC/882_1]
This data set provides the number of hot spots detected across the legal Amazon Basin at 5- km resolution by the AVHRR (Advanced Very High Resolution Radiometer) on NOAA 12, 14, 15, 16, 17, and 18 ...


28. LBA-ECO LC-24 Forest Cover Map from MODIS, 500-m, South America: 2001 [doi:10.3334/ORNLDAAC/1056_1]
This data set contains forest cover information for 2001 for all of South America. The data were collected by the MODIS sensor onboard the TERRA platform and released by the MODIS team as an image ...


29. LBA-ECO LC-31 Simple Tropical Ecosystem Model [doi:10.3334/ORNLDAAC/1173_1]
This model product provides the Fortran source code and input data for the Simple Tropical Ecosystem Model (SITE). SITE is a simplified point model of vegetation dynamics that uses an integration ...


30. LBA-ECO LC-35 GOES Imager Active Fire Detection Data, South America: 2000-2005 [doi:10.3334/ORNLDAAC/1180_1]
This data set is an active fire detection product resulting from the application of The Wildfire Automated Biomass Burning Algorithm (WF_ABBA) to Geostationary Environmental Operational Satellite ...


31. LBA-ECO LC-35 Landsat ETM+ Derived Active Fire Masks, Brazilian Amazon: 2001-2003 [doi:10.3334/ORNLDAAC/1071_1]
This data set provides active fire detection images and associated summary information derived from Landsat 7 Enhanced Thematic Mapper Plus (ETM+) images for various locations in Brazilian Amazonia ...


32. LBA-ECO ND-01 Reflectance and Biophysical Measures, Grass Pastures: Rondonia, Brazil [doi:10.3334/ORNLDAAC/1154_1]
This data set provides the results of spectral reflectance (350 to 2,500 nm at 1-nm increments) and biophysical measurements on grass pastures in eight cattle ranches in the state of Rondonia, located ...


33. LBA-ECO ND-02 Landsat Imagery, Para, Brazil: 1984, 1994, and 1999 [doi:10.3334/ORNLDAAC/1156_1]
This data set provides Landsat images of the county of Sao Francisco do Para located in the Bragantina region of Para, Brazil, the oldest agriculture frontier in Amazonia. These images are subsets ...


34. LBA-ECO ND-02 Saturated Soil Hydraulic Conductivity, Tapajos National Forest, Brazil [doi:10.3334/ORNLDAAC/1075_1]
This data set reports field estimated saturated hydraulic conductivity measurements from June 12 through June 20, 2001. This study was part of a rainfall exclusion experiment that was conducted from ...


35. LBA-ECO ND-02 Secondary Forest Small Stem, Non-Woody Biomass, Para, Brazil: 1999-2005 [doi:10.3334/ORNLDAAC/1115_1]
This data set reports biomass from small stems and non-woody vegetation measured from 1999 to 2005 in plots of a secondary-growth forest fertilization experiment. The study location was Fazenda Vitoria, ...


36. LBA-ECO ND-02 Secondary Forest Tree Heights and Diameters, Para, Brazil: 1999-2005 [doi:10.3334/ORNLDAAC/951_1]
This data set provides tree diameters and heights measured from 1999 to 2005 in plots of a secondary-growth forest fertilization experiment located 6.5-km northwest of the town of Paragominas, Para, ...


37. LBA-ECO ND-03 Stream and Soil Water Data, Fazenda Nova Vida, Rondonia: 1994-2001 [doi:10.3334/ORNLDAAC/1113_1]
This data set provides the results of (1) the physical and chemical characterization of streams and (2) comparable chemical analyses of extracted soil water in the Aldeia River basin at Fazenda Nova ...


38. LBA-ECO ND-04 Pasture Soil Water and Precipitation, Km 54, Manaus, Brazil: 1999-2001 [doi:10.3334/ORNLDAAC/1246_1]
This data set contains soil water measurements to a depth of 3 meters for the years 1999, 2000, and 2001, and total monthly precipitation data for 1999-2000. The data were collected from a pasture ...


39. LBA-ECO ND-07 Hydrochemistry of Natural and Developed Land Cover, Brasilia, Brazil [doi:10.3334/ORNLDAAC/1018_1]
This data set reports on dissolved nutrient concentrations, as well as dissolved oxygen, alkalinity, conductivity, turbidity, and pH measured in water samples collected from nine streams located in ...


40. LBA-ECO ND-07 Trace Gas Fluxes Under Multiple Land Uses, Brazil: 1999-2004 [doi:10.3334/ORNLDAAC/1016_1]
This data set reports on soil-atmosphere fluxes of trace carbon dioxide, carbon monoxide, nitrous oxide, and nitric oxide (CO2, CO, N2O, NO) under various natural and manipulated land use conditions. ...


41. LBA-ECO ND-08 Biomass, Nutrients, and Decomposition in Eucalyptus and Primary Forests [doi:10.3334/ORNLDAAC/1148_1]
This data set reports the concentrations of the nutrients nitrogen (N), phosphorus (P), magnesium (Mg), calcium (Ca), and potassium (K) in roots, litterfall, leaves, and twigs, biomass of fine roots ...


42. LBA-ECO ND-11 Litter Decomposition, Carbon, and Nitrogen Dynamics in Agroforestry [doi:10.3334/ORNLDAAC/915_1]
This data set contains the results of an experiment to determine litter decomposition and dynamics of carbon and nitrogen release from plant litter of differing qualities which occur in combination ...


43. LBA-ECO ND-11 Organic Carbon Watershed Exports, Mato Grosso, Brazil: 2003-2004 [doi:10.3334/ORNLDAAC/913_1]
This data set contains stream water exports of coarse particulate organic matter (CPOM) and coarse particulate organic carbon (CPOC) during 2003-2004 from four forested headwater streams near Juruena, ...


44. LBA-ECO ND-11 Soil Water Pressure and Flow Measurements under Tree Crops [doi:10.3334/ORNLDAAC/851_1]
This data set contains information that can be used to examine water fluxes in soils beneath tree crops in an Amazonian agroforest. The data consists of repeated measurements of soil matrix pressure ...


45. LBA-ECO ND-30 Water Chemistry, Rainfall Exclusion, km 67, Tapajos National Forest [doi:10.3334/ORNLDAAC/1131_1]
This data set reports the results of chemical analyses of rainfall, throughfall, litter leachate, and soil water samples collected before, during, and after a rainfall exclusion experiment conducted ...


46. LBA-ECO TG-07 Forest Soil P, C, and N Pools, km 83 Site, Tapajos National Forest [doi:10.3334/ORNLDAAC/1085_1]
This data set reports phosphorus (P), carbon (C), and nitrogen (N) nutrient pool concentrations for forest soils and roots and P pool concentrations for forest floor litter, soil solutions, and microbial ...


47. LBA-ECO TG-07 Soil Trace Gas Flux and Root Mortality, Tapajos National Forest [doi:10.3334/ORNLDAAC/924_1]
This data set reports the results of an experiment that tested the short-term effects of root mortality on the soil-atmosphere fluxes of nitrous oxide, nitric oxide, methane, and carbon dioxide in ...


48. LBA-ECO TG-07 Soil Trace Gas Fluxes km 67 Seca-Floresta Site, Tapajos National Forest [doi:10.3334/ORNLDAAC/1026_1]
Trace gas fluxes of carbon dioxide, methane, nitrous oxide, and nitric oxide (CO2, CH4, N2O, and NO) from surface soil were measured manually in an undisturbed forest at the Tapajos National Forest ...


49. LBA-ECO TG-07 Tree Geometry in an Undisturbed Forest in Cauaxi, Para, Brazil [doi:10.3334/ORNLDAAC/1063_1]
Canopy measurements in an undisturbed eastern Amazon forest (Cauxi, Para, Brazil. See Figure 1) were derived from a one-time event in 2000 using a hand-held laser range finder, and diameter at breast ...


50. LBA-ECO TG-08 Trace Gas Fluxes from Wetted Forest and Pasture Soils, Rondonia, Brazil [doi:10.3334/ORNLDAAC/1101_1]
This data set includes the results of measurements of the soil gas fluxes of nitric oxide (NO), nitrous oxide (N2O), and carbon dioxide (CO2), soil moisture, soil temperature, and soil pools of ammonium ...


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