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88 Titles Match Your Query
Showing 1 through 50 of 88 Next
1. BOREAS HYD-06 Ground Gravimetric Soil Moisture Data [doi:10.3334/ORNLDAAC/271_1]
Contains the measurements of soil moisture that were made at various sites on the ground by HYD-06.


2. BOREAS HYD-06 Moss/Humus Moisture Data [doi:10.3334/ORNLDAAC/272_1]
This table contains the measurements of water content of the moss/humus layer that were made at various sites on the ground by HYD-06.


3. BOREAS TE-22 Allometric Forest Survey Data [doi:10.3334/ORNLDAAC/490_1]
The BOREAS TE-22 team collected data sets in support of its efforts to characterize and interpret information on the forest structure of boreal vegetation in the SSA and NSA during the 1994 growing ...


4. BOREAS TF-11 Decomposition Data over the SSA-Fen [doi:10.3334/ORNLDAAC/372_1]
Contains decomposition rates of a standard substrate (wheat straw).


5. Calculated Leaf Carbon and Nitrogen, 1992 (ACCP) [doi:10.3334/ORNLDAAC/420_1]
Study plot canopy chemistry values were calculated from leaf chemistry and litterfall weight values. Average leaf concentrations of nitrogen and carbon were used to investigate how reflectance varies ...


6. Effects of Elevated Carbon Dioxide on Litter Chemistry and Decomposition [doi:10.3334/ORNLDAAC/651_1]
The results of published and unpublished experiments investigating the impacts of elevated carbon dioxide on the chemistry (nitrogen and lignin concentration) of leaf litter and the decomposition ...


7. LBA-ECO CD-04 Leaf Litter Data, km 83 Tower Site, Tapajos National Forest, Brazil [doi:10.3334/ORNLDAAC/991_1]
Above-ground litter productivity was measured in a 18 ha plot adjacent to the eddy flux tower at the logged forest tower site, km 83, Tapajos National Forest, Para, Brazil. Thirty litter baskets distributed ...


8. LBA-ECO CD-05 Forest Understory Fuel Loads, Paragominas, Para, Brazil: 2001 [doi:10.3334/ORNLDAAC/1233_1]
This data set contains estimates of understory fuel loads (forest litter) at six locations near Paragominas in Northeastern Amazonia. Samples were collected from three different forest conditions: ...


9. LBA-ECO CD-05 Understory Fuel Stick Moisture, km 67 Site, Para, Brazil: 1998-2000 [doi:10.3334/ORNLDAAC/1232_1]
This data set contains moisture content measurements for fuel sticks located in the forest understory of the rainfall exclusion experimental site, Tapajos National Forest, Para, Brazil. The mean and ...


10. LBA-ECO CD-09 Soil and Vegetation Characteristics, Tapajos National Forest, Brazil [doi:10.3334/ORNLDAAC/1104_1]
This data set reports the results of soil and vegetation surveys at four distinct areas within the Tapajos National Forest (TNF), 50 to 100 km south of Santarem, Para, Brazil, in November 1999. At ...


11. LBA-ECO CD-10 Forest Litter Data for km 67 Tower Site, Tapajos National Forest [doi:10.3334/ORNLDAAC/862_1]
This data set contains a single text file which reports litter type and mass in the old-growth upland forest at the Para Western (Santarem) - km 67, Primary Forest Tower Site. This site is in the ...


12. 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 ...


13. LBA-ECO ND-30 Nutrient Analysis and Gas Fluxes, Forest Chronosequences, Para, Brazil: [doi:10.3334/ORNLDAAC/1129_1]
This data set provides fine litterfall mass and nutrient concentrations from samples collected at chronosequences established at Sao Francisco do Para and Capitao Poco, Para, Brazil. Nitrogen (N) ...


14. LBA-ECO TG-07 Litter Decomposition, Tapajos National Forest, Para, Brazil: 2000-2001 [doi:10.3334/ORNLDAAC/925_1]
The goal of this study was to determine the effects of soil phosphorus (P) status on litter decomposition rates using two factors: soil texture (with associated differences in soil P pools) and fertilization, ...


15. LINKAGES: An Individual-based Forest Ecosystem Biogeochemistry Model [doi:10.3334/ORNLDAAC/1166_1]
This model product contains the source codes for version 1 of the individual-based forest ecosystem biogeochemistry model LINKAGES and two subsequent versions as well as example input and output data. ...


16. NACP Regional: Gridded 1-deg Observation Data and Biosphere and Inverse Model Outputs [doi:10.3334/ORNLDAAC/1157_1]
This data set contains standardized gridded observation data, terrestrial biosphere model output data, and inverse model simulations of carbon flux parameters that were used in the North American ...


17. NACP Regional: Supplemental Gridded Observations, Biosphere and Inverse Model Outputs [doi:10.3334/ORNLDAAC/1158_1]
This data set contains standardized gridded observation data, terrestrial biospheric model output, and inverse model simulations that were compiled but not used in the North American Carbon Program ...


18. SAFARI 2000 1-Degree Estimates of Burned Biomass, Area, and Emissions, 2000 [doi:10.3334/ORNLDAAC/754_1]
A new method is used to generate spatial estimates of monthly averaged biomass burned area and spatial and temporal estimates of trace gas and aerosol emissions from open fires in southern Africa. ...


19. SAFARI 2000 Emissions Estimates, MODIS Burned Area Product, Dry Season 2000 [doi:10.3334/ORNLDAAC/758_1]
The recently generated MODIS burned area product over southern Africa for the month of September 2000 was used to calculate regional biomass burning emissions from grassland and woodland fires for ...


20. SAFARI 2000 Modeled Fuel Load in Southern Africa, 1999-2000 [doi:10.3334/ORNLDAAC/755_1]
This data set contains global, spatially explicit (1 km2 grid cells) and temporally explicit (semi-monthly) modeled output of fuel loads over southern Africa. The fuel types considered in the data ...


21. SNF Site Characterization Data: C.Jarvis [doi:10.3334/ORNLDAAC/187_1]
Site characterization parameters (canopy density, litter components, soil characterization: color, moisture, components) for selected sites within the Superior National Forest, MN during 1988-89


22. SNF Site Characterization Validation [doi:10.3334/ORNLDAAC/188_1]
Site characterization parameters (canopy density, litter components, species composition) collected from selected sites in the SNF, MN, during 1986 for validating image classification methodology


23. 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, ...


24. CMS: Forest Carbon Stocks, Emissions, and Net Flux for the Conterminous US: 2005-2010 [doi:10.3334/ORNLDAAC/1313_1]
This data set provides maps of estimated carbon in forests of the 48 continental states of the US for the years 2005-2010. Carbon (termed committed carbon) stocks were estimated for forest aboveground ...


25. Canadian Wildland Fire Information System - Fire Behaviour Prediction [Canada_CFS_CdnWilaFireInSysFBP]
The Canadian Wildland Fire Information System, Fire Behavior Prediction system, provides quantitative estimates of head fire spread rate, fuel consumption, fire intensity and ...


26. Canadian Wildland Fire Information System - Fire Weather Index [Canada_CFS_CdnWilanFireInfSyFWI]
The Canadian Wildland Fire Information System, Fire Weather Index, consists of six components that account for the effects of fuel moisture and wind on fire behavior. ...


27. Long-Term Ecological Research (LTER)/HFR004: Ecosystem Response to Chronic Nitrogen Additions [LTER_HFR004]
HFR004: Nitrogen is being added as ammonium nitrate at rates of 50 and 150 kg/ha-yr in oak-maple and red pine stands. Measurements include nitrogen mineralization, litter decomposition, tree growth, ...


28. Long-Term Ecological Research (LTER)/HFR006: Hurricane Simulation [LTER_HFR006]
HFR006: Trees will be pulled down to simulate hurricane damage in two mixed hardwood plots: (1) 0.35 ha, September 1989; (2) 0.6 ha, September 1990. In the first plot, the extent of damage, changes ...


29. A Global Database of Litterfall Mass and Litter Pool Carbon and Nutrients [doi:10.3334/ORNLDAAC/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 ...


30. Calhoun Experimental Forest Soil Carbon Study [DU.CalhounForest]
This experiment began in 1962. The site history was a)pre-1800: Eastern North American deciduous forest; b)1800-1957: cotton,corn,wheat,pasture. The site was converted to forest in 1957, and the ...


31. Canadian Intersite Decomposition Experiment [Canada_CFS_CdnIntersiDecompExp]
Several projects are underway to quantitatively model the current and potential changes in the carbon budgets of Canadian forests due to climate change. Information is limited for many of the processes ...


32. Carbon Budgets, Agroforestry Ecosystems, and Global Climate Change in the Northern Great Plains [USDA0378]
The "Carbon Budgets, Agroforestry Ecosystems, and Global Climate Change in the Northern Great Plains" dataset establishes ecosystem carbon budgets toward the goal of maximizing carbon storage and ...


33. Carbon and Nitrogen Balance of a Northern Mixed-grass Prairie as Influenced by Grazing [USDA.ARS.RRRU.MixedGrassCarbon]
(Adapted from Abstract presented at ARS Carbon Storage Workshop, Baltimore, MD, Jan 1999) Problem: Rangeland health and sustainable productivity of our rangelands are becoming a key issues in developing ...


34. Central Mojave Special Features Map [usgs_fresc_cpfs_mojavemap]
The Central Mojave Special Features map shows point locations for known or potential places where vegetation alliances or unique stands with less than 5 hectares (ha) of spatial extent occur. Many ...


35. Crop Residue Decomposition as Affected by Soil Erosion and Tillage, USDA-ARS [USDA.ARS.CPCRC.ResidueDecomp]
This data set is a result of a study to determine the rates of different crop residue decomposition (clover and wheat), under two different cropping regimes (grain sorghum plots with: no till and ...


36. Dynamic Modeling of a System "Mixed Stand/Soil" In European Boreal Forests [EFI_Boreal_Modelling_Dynamic]
The principal aim of the Dynamic Modelling of Mixed Stand/Soil System in European Boreal Forests project is to provide an implementation and improvement of forest ecosystem model, EFIMOD. So the objectives ...


37. EM89 - Pinus radiata Plantation Organic Matter Experiment, Austrailia [CSIRO.TRC.EM89]
This experiment began in 1985. The site was previously a native eucalypt forest, but has been a Pinus radiata plantation for 47 years. There are four treatments as follows: 1) Slash and ...


38. 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 ...


39. 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 ...


40. Geescroft Wilderness, Long Term Soil Organic Matter Study [IACR.Geescroft]
This study began in 1885. The area is naturally regenerated woodland since 1885. Map of 1623 shows the field as arable. Arable crops were also present 1847-78. The field was left fallow 1879-82. ...


41. IAI-Data-CRN_012-Chile: Comparison of principal ecosystem functions in forests of contrasting biodiversity in Chile and Argentina [IAIDIS752]   PARENT METADATA
The main objective of this work is to compare principal ecosystem functions in forests of contrasting biodiversity (low in Argentina, high in Chile) and primary productivity in southern temperate ...


42. IAI-Data-CRN_012_Austin_BIOD-MESOF: Relationship between above- and belowground diversity in an undisturbed temperate forest in southern Argentina (Patagonia) [IAIDIS762]   PARENT METADATA
Recent interest in the relationship between biodiversity and ecosystem functioning has resulted in a multitude of large-scale manipulative experiments examining the effect of aboveground diversity ...


43. IAI-Data-CRN_012_Austin_GRASS-DEC: Relative importance of dominant grass species in a water-limited ecosystem in the Patagonian steppe [IAIDIS758]   PARENT METADATA
Changes in biodiversity due to human impact of domestic grazers are occurring in many parts of the world, and the net effect of this change could have detrimental effects on ecosystem functioning. ...


44. IAI-Data-CRN_012_Austin_POSIT-DEC: The importance of position of senescent material on decomposition and nutrient release [IAIDIS760]   PARENT METADATA
The importance of standing dead material, including coarse woody debris in forests, has been shown to be important in the regeneration of forests, and critical for maintaining a variety of ecosystem ...


45. IAI-Data-CRN_012_Sala_PozosN: Aboveground and belowground nitrogen cycle in the Patagonian steppe [IAIDIS740]   PARENT METADATA
The general objective of this experiment was to describe the aboveground and belowground nitrogen cycle in the Patagonian steppe. We used the Patagonian steppe as a model ecosystem because of the ...


46. IAI-Data-CRN_012_VIVANCO_TRIA: Effect of aboveground diversity on belowground processes in Patagonia [IAIDIS738]   PARENT METADATA
We examined the effect of aboveground diversity on belowground processes. Our hypothesis is that aboveground diversity produces long-term effects on soil biota and carbon and nitrogen pools that consequently ...


47. Impacts of climate change on Antarctic vascular plants: warming and UV-B radiation [TAD001]
Our research examined the influence of ultraviolet-B radiation (UV-B) and warming on the performance of Antarctic flowering plants (i.e. Deschampsia antarctica, ...


48. Integrated Forest Study (IFS): Atmospheric Deposition and Forest Nutrient Cycling: Oak Ridge Loblolly Site [IFS_OAKRIDGE_SITE]
The Integrated Forest Study (IFS) was a project to evaluate the effects of atmospheric deposition on nutrient cycling in forest ecosystems. Deposition and nutrient cycling were monitored at 17 forested ...


49. Long-Term Ecological Research (LTER)/AND007: Post-Logging Community Structure and Biomass [LTER_AND007]
LTER - Long-Term Ecological Research Program/H.J. Andrews Forest (AND) LTER/AND007 [Summary adapted from the LTER Core Data Set Catalog]: Patterns of plant succession and biomass accumulation following ...


50. Long-Term Ecological Research (LTER)/AND008: Plant Biomass Dynamics Following Logging and Burning in H.J. Andrews Forest [LTER_AND008]
LTER - Long-Term Ecological Research Program/H.J. Andrews Forest (AND) LTER/AND008 [Summary adapted from the LTER Core Data Set Catalog]: This study documents patterns of plant succession after ...


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