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1. CERES and GEO-Enhanced TOA, Within-Atmosphere and Surface Fluxes, Clouds and Aerosols Daily Terra-Aqua Edition4A [CER_SYN1deg-Day_Terra-Aqua-MODIS_Edition4A]
The CERES SYN1deg products provide CERES-observed temporally interpolated top-of-atmosphere (TOA) radiative fluxes and coincident MODIS-derived cloud and aerosol properties and include geostationary-derived ...


2. AMSR-E/AMSR2 Unified L2B Half-Orbit 25 km EASE-Grid Surface Soil Moisture V001 [AU_Land_1]
The AMSR-E/AMSR2 Unified Level-2B land product provides a long-term data record by combining AMSR-E and AMSR2 data. This data set includes surface soil moisture estimates derived from L1R brightness ...


3. AMSR-E/Aqua L2B Surface Soil Moisture, Ancillary Parms, & QC EASE-Grids V002 [AE_Land_2]
This Level-2B land surface product (AE_Land) includes daily measurements of surface soil moisture, vegetation/roughness water content interpretive information, and quality control variables. Ancillary ...


4. LTER Georgia Coastal Ecosystems - September 2002 surface water phytoplankton productivity for 10 Georgia Coastal Ecosystems LTER sampling sites [page11_LTER_GCE_PHP_GCEM_0302d]   PARENT METADATA
Water samples were collected by Niskin bottle or by hand from just beneath the surface during low tide surveys at or near 10 GCE-LTER sampling sites in September 2002. The incorporation of radiolabelled ...


5. LTER Georgia Coastal Ecosystems - September 2002 surface water phytoplankton productivity for 10 Georgia Coastal Ecosystems LTER sampling sites - page12_LTER_GCE_PHP-GCEM-0302d [page12_LTER_GCE_PHP-GCEM-0302d]   PARENT METADATA
Water samples were collected by Niskin bottle or by hand from just beneath the surface during low tide surveys at or near 10 GCE-LTER sampling sites in September 2002. The incorporation of radiolabelled ...


6. Free-Air CO2 Enrichment (FACE) Experiment: FACTS II Rhinelander, WI CO2 Data [CDIAC_FACE_FACTS2_WISC]
The Aspen FACE (Free-Air Carbon Dioxide Enrichment) Experiment is a multidisciplinary study to assess the effects of increasing tropospheric ozone and carbon dioxide levels on aspen forest ecosystems. ...


7. 1996-Plot-Transect -Relocation - Roan Mountain Massif Data Management Project [NBII_SAIN1]
This data set represents efforts to relocate a set of transects and plots that were originally installed in 1987 and 1988 on the grassy balds complex of the Roan Mountain Massif [Round Bald, Engine ...


8. A Database of Herbaceous Vegetation Responses to Elevated Atmospheric CO2, CDAIC/NDP-073 [CDIAC_NDP073]
The Numeric Data Package NDP-073 is a multiparameter database of responses by herbaceous vegetation to increased atmospheric CO2 levels compiled from the literature. Seventy-eight independent CO2-enrichment ...


9. A Database of Woody Vegetation Responses to Elevated Atmospheric CO2, CDIAC/NDP-072 [CDIAC_NDP072_ORNL/CDIAC-120]
Numeric Data Package NDP-072 replaces the database DB-1018 previously available from CDIAC. This data base contains enhancements, additional quality control and corrections to the data in DB-1018. ...


10. A Missouri Survey for Climbing Milkweed and Pale Gerardia [BRD001]
Report Prepared by the Missouri Department of Conservation, Jerry Presley, Director, under Cooperative Agreement No. 14-45-0009-94-1019, with the National Biological Service A Missouri survey for ...


11. A New High-Resolution National Map of Vegetation Ecoregions Produced Empirically Using Multivariate Spatial Clustering [ORNL_MGC]
A parallel supercomputer was used to divide the conterminous 48 states of the United States into 1000, 2000, 3000, 5000, and 7000 ecoregions with relatively homogeneous values of elevation, edaphic, ...


12. Acadia National Park Vegetation Mapping Project - Accuracy Assessment Points [USGS_NPS_AcadiaAccuracy_Final]
ABSTRACT: The U.S. Geological Survey Upper Midwest Environmental Sciences Center (UMESC) has produced a vegetation spatial database coverage (vegetation map) for the Acadia National Park Vegetation ...


13. Acadia National Park Vegetation Mapping Project - Field Plot Points [USGS_NPS_AcadiaFieldPlots_Final]
ABSTRACT: The U.S. Geological Survey Upper Midwest Environmental Sciences Center (UMESC) has produced a vegetation spatial database coverage (vegetation map) for the Acadia National Park Vegetation ...


14. Acadia National Park Vegetation Mapping Project - Park Boundary [USGS_NPS_AcadiaParkBoundary_Final]
ABSTRACT: The U.S. Geological Survey Upper Midwest Environmental Sciences Center (UMESC) has produced a vegetation spatial database coverage (vegetation map) for the Acadia National Park Vegetation ...


15. Acadia National Park Vegetation Mapping Project - Spatial Vegetation Data [USGS_NPS_AcadiaSpatialVeg_Final]
ABSTRACT: The U.S. Geological Survey (USGS) Upper Midwest Environmental Sciences Center (UMESC) has produced the Vegetation Spatial Database Coverage (vegetation map) for the Acadia National Park ...


16. Agate Fossil Beds National Monument Spatial Vegetation Data: Cover Type/Association Level of the National Vegetation Classification System [usgs_nps_agatefossilbedsspatial]
The National Park Service (NPS), in conjunction with the Biological Resources Division (BRD) of the U.S. Geological Survey (USGS), has implemented a program to "develop a uniform hierarchical vegetation ...


17. Agate Fossil Beds National Monument, Field Plots Data Base for Vegetation Mapping [usgs_nps_agatefossilbeds]
Vegetation field plots at Agate Fossil Beds NM were visited, described, and documented in a digital database. The database consists of 2 parts - (1) Physical Descriptive Data, and (2) Species Listings. ...


18. Agricultural Online Access (AGRICOLA) Database [USDA_AGRICOLA]
AGRICOLA (AGRICultural OnLine Access) is a bibliographic database of citations to the agricultural literature created by the National Agricultural Library and its cooperators. Production ...


19. Alien Plant Invaders of Natural Areas: Weeds Gone Wild [nps_d_alieninvaders]
The Alien Plant Invaders of Natural Areas site provides: (1) a comprehensive national listing of alien invasive species of natural areas in the U.S. (currently around 500 species); (2) a referenced ...


20. 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. ...


21. 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. ...


22. American Wildcelery (Vallisneria americana) Ecological Considerations for Restoration [usgsbrdnpwrcb00000016_Version 16JUL97]
The success of vegetation management programs for waterfowl is dependent on knowing the physical and physiological requirements of the target species. Lakes and riverine impoundments that contain ...


23. An Assessment of Exotic Plant Species of Rocky Mountain National Park [usgsbrdnpwrcd0000001_Version 15DEC98]
The invasion of exotic plants is becoming a problem in many ecosystems including some areas in Rocky Mountain National Park (RMNP) (Rocky Mountain National Park Resource Management Reports #1 and ...


24. An expanded map of vegetation communities at Big Muddy National Fish and Wildlife Refuge [USGS_CERC_BigMuddyNFWR_VegMap]
In 2012, a map of vegetation communities on Big Muddy National Fish and Wildlife Refuge was expanded based on interpretation of aerial photographs and field data. National Agricultural Imagery Program ...


25. Arctic National Wildlife Refuge (ANWR) Data Base, U.S. Fish and Wildlife Service, Alaska [EARTH_LAND_USFWS_AK_Wildlife1]
The Arctic National Wildlife Refuge (ANWR) is the most northern and one of the largest Refuges within America's National Wildlife Refuge System. The Arctic Refuge is managed by the U.S. ...


26. Area and Carbon Content of Sphagnum Since Last Glacial Maximum, in CDIAC/Trends Online [CDIAC_TRENDS_GAJEWSKI]
This data set consists of area and total carbon content estimated at 2000-year intervals, from the distribution and abundance of Sphagnum spores in North America and Eurasia over the past 21,000 years ...


27. Assessing Breeding Populations of Ducks by Ground Counts. [usgs_npwrc_ducks_Version 07JAN98]
Waterfowl inventories taken during the breeding season are recognized as a basic technique in assessing the number of ducks per unit area. That waterfowl censusing is still an inexact technology leading ...


28. Avian Use of Purple Loosestrife Dominated Habitat Relative to Other Vegetation Types in a Lake Huron Wetland Complex [usgs_npwrc_purpleloostrife_Version 04JUN99]
Purple loosestrife (Lythrum salicaria), a native of Eurasia, is an introduced perennial plant in North American wetlands that displaces other wetland plants. Although not well studied, purple loosestrife ...


29. BLM/OR-WA Fire History 1850/1890/1920/1940 [BLM_OR_WA_FIRE_HISTORY]   PARENT METADATA
(Summary adapted from on-line metadata description.) A series of four maps showing the state of forests in the northern coastal area of Oregon. They show the change in stand age ...


30. BLM/ORWA Tree Improvement Co-op Units [BLM_ORWA_TREE_IMPRV]   PARENT METADATA
Resource Management Planning, Long-range Planning of genetically improved seed needs.


31. CO2 Surface Exchange Data Sets Used in the Goddard Institute for Space Studies (GISS) 3-Dimensional (3-D) Global Tracer Transport Model, CDIAC/DB-1006 [FUNG_CO2_INPUT]
[Source: NASA/GISS, http://data.giss.nasa.gov/co2_fung/ These data sets represent the input files used in simulations of atmospheric carbon dioxide (CO2) using the Goddard Institute for Space Studies ...


32. CO2 and CH4 Fluxes across Polygon Geomorphic Types, Barrow, Alaska, 2006-2010 [CO2_CH4_Fluxes_across_Polygon_Geomorphic_Types_Barrow_Alaska_2006-2010]
Carbon flux data are reported as Net Ecosystem Exchange (NEE), Gross Ecosystem Exchange (GEE), Ecosystem Respiration (ER), and Methane (CH4) flux. Measurements were made at 82 plots across various ...


33. 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 ...


34. Carbon to the Atm. From Land-Use Change - Ann. Net Flux [geodata_1011]
Carbon to the Atmosphere from Land-Use Change - Annual Net Flux is a numeric database with annual estimations, from 1850 through 1990, of the net flux of carbon between terrestrial ecosystems and ...


35. Central Mojave Plots Map [usgs_fresc_cpfs_mojaveplotsmap]
The Central Mojave Plots Map (plots.e00) is a digital map database (point coverage) that shows the location and vegetation type for all field reference data used in developing the Central Mojave Vegetation ...


36. 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 ...


37. Central Mojave Vegetation Map [usgs_fresc_cpfs_centrmojavegmap]
The Central Mojave Vegetation Map (mojveg.e00) displays vegetation and other land cover types in the eastern Mojave of California. Map labels represent alliances and groups of alliances as described ...


38. Climate, Land Use, and Environmental Sensitivity (CLUES) [USGS_CLUES]
Vegetation changes caused by climatic variations and/or land use may have large impacts on forests, agriculture, rangelands, natural ecosystems, and endangered species. Climate modeling studies indicate ...


39. Coastal Wetlands Planning, Protection and Restoration Act Habitat Data [usgs_nwrc_cwphab]
The Louisiana State Legislature created CWPPRA in order to conserve, restore, create, and enhance Louisiana's coastal wetlands. The restoration plans developed persuant to these acts specifically ...


40. Coincident Above- and Below-ground Autonomous Monitoring to Quantify Co-variability in Permafrost, Soil and Vegetation Properties in Arctic Tundra: Supporting Data [Coincident_Above_Below_Autonomous_Monitoring]
The dataset contains measurements obtained through electrical resistivity tomography (ERT) to monitor soil properties, pole-mounted optical cameras to monitor vegetation dynamics, point probes to ...


41. Community Climate System Model (CCSM) Output Data [NCAR_CCSM3_3.0]
The Community Climate System Model (CCSM) is a fully-coupled, global climate model that provides state-of-the-art computer simulations of the Earth's past, present, and future ...


42. Comparative Sensitivty of Five Species of Macrophytes and Six Species of Algae to Atrazine, Metribuzin, Alachlor, and Metolachlor [usgs_brd_cerc_d_macro_algae]
This data relates to the relative sensitivity of five species of aquatic macrophytes and six species of algae to four commonly used herbicides (atrazine, metribuzin, alachlor, and metoachlor). Toxicity ...


43. Comparison of the Sedimentary Record of Fire with the Tree-Ring Record Within and Near Giant Sequoia Groves, Sierra Nevada, California [brdwerc0002]
The larger Sierra Nevada Global Change Research Program (SNGCRP) seeks to understand past, present, and possible future changes in Sierran forest structure, composition, and dynamics resulting from ...


44. Congaree Swamp National Monument Field Plots Data Base for Vegetation Mapping [usgs_nps_congareeswamp]
Vegetation field plots at Congaree Swamp National Monument were visited, described, and documented in a digital database. The database consists of 2 parts - (1) Physical Descriptive Data, and (2) ...


45. Congaree Swamp National Monument Spatial Vegetation Data; Cover Type/Association Level of the National Vegetation Classification System [usgs_nps_congareeswampspatial]
The National Park Service (NPS), in conjunction with the Biological Resources Division (BRD) of the U.S. Geological Survey (USGS), has implemented a program to "develop a uniform hierarchical ...


46. Continental Scale Estimates of the Biotic Carbon Flux from Land Cover Change: 1850 to 1990, CDIAC, NDP-050/R1 [CDIAC_NDP050_NDP050/R1, 2001]
This database contains annual estimates of the rate of land cover change for up to 18 different natural ecosystems in nine regions of the world: North America, Europe, Former Soviet Union, Pacific ...


47. Cover Types of Yellowstone National Park [NPS_YNP_COVER_TYPES]
The cover types layer is a picture of the current vegetation communitites in Yellowstone National Park. It is useful in understanding vagetation patterns, patches, and fragmentation; conducting fire ...


48. Devils Tower National Monument Field Plots Data Base for Vegetation Mapping [usgs_nps_devilstower]
Vegetation field plots at Devils Tower NM were visited, described, and documented in a digital database. The database consists of 2 parts - (1) Physical Descriptive Data, and (2) Species Listings. ...


49. Devils Tower National Monument Spatial Vegetation Data:Cover Type/Association Level of the National Vegetation Classification System [usgs_nps_devilstowerspatial]
The National Park Service (NPS), in conjunction with the Biological Resources Division BRD) of the U.S. Geological Survey (USGS), has implemented a program to "develop a uniform hierarchical vegetation ...


50. Effects of CO2 and Nitrogen Fertilization on Growth and Nutrient Content of Juvenile Ponderosa Pine (ORNL/CDIAC-107, NDP-061A) [CDIAC_NDP061A_ORNL/CDIAC-107]
This data set presents measured values of plant diameter and height, biomass of plant components, and nutrient (carbon, nitrogen, phosphorus, sulfur, potassium, calcium, magnesium, boron, copper, ...


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