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51. Anthropogenic Non-Methane Volatile Organic Compounds (NMVOC) Emissions Inventory from the Global Emissions Inventory Activity (GEIA), IGBP/IGAC [GEIA_NMVOC]
This data set contains global 1990 non-methane volatile organic compound (NMVOC) emissions inventory data from anthropogenic sources. Sources of ammonia considered include the following compound groups: ...


52. Anticipated Residues in Food [EPA0153]
The "Anticipated Residues in Food (OPPE Pesticide Food Residue)" database contains pesticide residue data on raw and processed food. Data are provided on a voluntary basis by government agencies and ...


53. Application of Enzyme-Linked Immunosorbent Assay for Measurement of Polychlorinated Biphenyls from Hydrophobic Solutions. [usgsbrdcerc_immunosorbentassay]
The objectives of this work were 1) to study the recovery and homogenity of polychlorinated biphenyls (PCBs) in solution prepared for ELISA by direct dilution of isooctane solutions; 2) to evaluate ...


54. Application of Stable Isotope Techniques to Identifying Foodweb Structure, Contaminant Sources, and Biogeochemical Reactions in the Everglades [USGS_SOFIA_kendall_stable_isotopes]
This is the largest isotope foodweb study ever attempted in a marsh ecosystem, and combines detailed, long-term, trophic and biogeochemical studies at selected well-monitored USGS/SFWMD/FGFFC sites ...


55. Applying Group Selection in Central Appalachian Hardwoods, USDA/FS [USDA_FS16]
The purpose of these data is to develop practical guidelines for using the group selection practice on a sustained yield basis. "Applying Group Selection in Central Appalachian Hardwoods" is a long-term ...


56. Approximate Eastern Limit of the Gray Limestone Aquifer in Broward County, USGS WRIR 87-4034, figure 36 [USGS_SOFIA_glime_limit_brwd_east_arc]
An investigation of the surficial aquifer system in Broward County, begun in 1981, is part of a regional study of the aquifer system in southeast Florida. Test drilling for lithologic samples, flow ...


57. Approximate Eastern Limit of the Gray Limestone Aquifer in Dade County, USGS WRIR 90-4108, figure 14 [USGS_SOFIA_glime_limit_dade_east_arc]
An aquifer identified by Fish (1988) in Broward County, composed of predominantly gray (in places, greenish-gray or tan) limestone of the lower part and locally the middle part of the Tamiami Formation, ...


58. Approximate Western Limit of the Biscayne Aquifer in Dade County, USGS WRIR 90-4108, figure 16 [USGS_SOFIA_dade_biscayne_limit_west_arc]
The map shows the approxiamte western limit of the Biscayne aquifer in Miami-Dade County. Southeastern Florida is underlain by geologic units of varying permeability from land surface ...


59. Approximate Western and Northern Limit of the Biscayne Aquifer in Broward County, USGS WRIR 87-4034, figure 37 [USGS_SOFIA_brwd_biscayne_limit_west_arc]
The approximate western and northern limits of the Biscayne aquifer are shown in this map. The limit is drawn where the thickness of very highly permeable limestone or calcareous sandstone is estimated ...


60. Aqua 1 MODIS Imagery [INPE_AQUA1_MODIS]
Imagery from MODIS sensor, abord Aqua platform, held by INPE.


61. Aqua Moderate Resolution Imaging Spectroradiometer (MODIS) Binned Chlorophyll (CHL) - NRT [MODISA_L3b_CHL_NRT_2018]
The Ocean Biology DAAC produces near real-time (quicklook) products using the best-available combination of ancillary data from meteorological and ozone data. As such, the inputs and the calibration ...


62. Aqua Moderate Resolution Imaging Spectroradiometer (MODIS) Binned Particulate Inorganic Carbon (PIC) - NRT [MODISA_L3b_PIC_NRT_2018]
The Ocean Biology DAAC produces near real-time (quicklook) products using the best-available combination of ancillary data from meteorological and ozone data. As such, the inputs and the calibration ...


63. Aqua Moderate Resolution Imaging Spectroradiometer (MODIS) Binned Particulate Organic Carbon (POC) - NRT [MODISA_L3b_POC_NRT_2018]
The Ocean Biology DAAC produces near real-time (quicklook) products using the best-available combination of ancillary data from meteorological and ozone data. As such, the inputs and the calibration ...


64. Aqua Moderate Resolution Imaging Spectroradiometer (MODIS) Chlorophyll (CHL) Global Binned Data [MODISA_L3b_CHL_2018]
MODIS (or Moderate Resolution Imaging Spectroradiometer) is a key instrument aboard the Terra (EOS AM) and Aqua (EOS PM) satellites. Terra's orbit around the Earth is timed so that it passes from ...


65. Aqua Moderate Resolution Imaging Spectroradiometer (MODIS) Chlorophyll (CHL) Global Mapped Data [MODISA_L3m_CHL_2018]
MODIS (or Moderate Resolution Imaging Spectroradiometer) is a key instrument aboard the Terra (EOS AM) and Aqua (EOS PM) satellites. Terra's orbit around the Earth is timed so that it passes from ...


66. Aqua Moderate Resolution Imaging Spectroradiometer (MODIS) Mapped Chlorophyll (CHL) - NRT [MODISA_L3m_CHL_NRT_2018]
The Ocean Biology DAAC produces near real-time (quicklook) products using the best-available combination of ancillary data from meteorological and ozone data. As such, the inputs and the calibration ...


67. Aqua Moderate Resolution Imaging Spectroradiometer (MODIS) Mapped Particulate Inorganic Carbon (PIC) - NRT [MODISA_L3m_PIC_NRT_2018]
The Ocean Biology DAAC produces near real-time (quicklook) products using the best-available combination of ancillary data from meteorological and ozone data. As such, the inputs and the calibration ...


68. Aqua Moderate Resolution Imaging Spectroradiometer (MODIS) Mapped Particulate Organic Carbon (POC) - NRT [MODISA_L3m_POC_NRT_2018]
The Ocean Biology DAAC produces near real-time (quicklook) products using the best-available combination of ancillary data from meteorological and ozone data. As such, the inputs and the calibration ...


69. Aqua Moderate Resolution Imaging Spectroradiometer (MODIS) Particulate Inorganic Carbon (PIC) Global Binned Data [MODISA_L3b_PIC_2018]
MODIS (or Moderate Resolution Imaging Spectroradiometer) is a key instrument aboard the Terra (EOS AM) and Aqua (EOS PM) satellites. Terra's orbit around the Earth is timed so that it passes from ...


70. Aqua Moderate Resolution Imaging Spectroradiometer (MODIS) Particulate Inorganic Carbon (PIC) Global Mapped Data [MODISA_L3m_PIC_2018]
MODIS (or Moderate Resolution Imaging Spectroradiometer) is a key instrument aboard the Terra (EOS AM) and Aqua (EOS PM) satellites. Terra's orbit around the Earth is timed so that it passes from ...


71. Aqua Moderate Resolution Imaging Spectroradiometer (MODIS) Particulate Organic Carbon (POC) Global Binned Data [MODISA_L3b_POC_2018]
MODIS (or Moderate Resolution Imaging Spectroradiometer) is a key instrument aboard the Terra (EOS AM) and Aqua (EOS PM) satellites. Terra's orbit around the Earth is timed so that it passes from ...


72. Aqua Moderate Resolution Imaging Spectroradiometer (MODIS) Particulate Organic Carbon (POC) Global Mapped Data [MODISA_L3m_POC_2018]
MODIS (or Moderate Resolution Imaging Spectroradiometer) is a key instrument aboard the Terra (EOS AM) and Aqua (EOS PM) satellites. Terra's orbit around the Earth is timed so that it passes from ...


73. Aquaculture Network Information Center (AquaNIC) [USDA0108]
The Aquaculture Network Information Center (AquaNIC) is a gateway to the world's electronic aquaculture resources. AquaNIC is coordinated by the Mississippi-Alabama Sea Grant Consortium, and hosted ...


74. Aquaculture Production - Inland Waters [geodata_2125]
AQUACULTURE PRODUCTION The annual series of aquaculture production begin in 1950 for the quantities and in 1984 for the values. Aquaculture is the farming of aquatic organisms including fish, mollusks, ...


75. Aquaculture Production - Marine [geodata_1644]
AQUACULTURE PRODUCTION The annual series of aquaculture production begin in 1950 for the quantities and in 1984 for the values. Aquaculture is the farming of aquatic organisms including fish, mollusks, ...


76. Aquaculture Production - Total [geodata_0932]
AQUACULTURE PRODUCTION The annual series of aquaculture production begin in 1950 for the quantities and in 1984 for the values. Aquaculture is the farming of aquatic organisms including fish, mollusks, ...


77. Aquatic Cycling of Mercury in the Everglades Project Database [USGS_SOFIA_ACME_DB]
Between 1995 and 2008, the Aquatic Mercury Cycling in the Everglades (ACME) project examined in detail the biogeochemical parameters that influence methylmercury (MeHg) production in the Florida Everglades. ...


78. Aquatic Diversity of California [uc_davis_aquadiv]
Fish range maps were created by the Department of Wildlife, Fisheries and Conservation Department of the University of California at Davis as part of a contract with the Nature Conservancy. For more ...


79. Aquatic Ecoregions in the United States GIS Data for the EPA Clean Air Mapping and Analysis Program (C-MAP) [AQUAECO]
Ecoregions are based on perceived patterns of a combination of causal and integrative factors including land use, land surface form, potential natural vegetation, and soils (Omernik, 1987). This is ...


80. Aquatic Toxicity: Protocols, Results, and Literature, Canada [Canada_EC_AQUATOX]
The Aquatic Toxicity: Protocols, Results, and Literature, Canada, contains the results of toxicity tests on industrial wastewaters and chemicals; toxicity test methods; videos (for training); and ...


81. Aquifer Sensitivity of Wyoming at 1:500,000-Scale [wygisc_sens500]
This data set describes groundwater: aquifer sensitivity rating, results of ground water vulnerability analysis for Wyoming. Raster: 500m cells.


82. Aquifer Storage and Recovery Data (Lake Okeechobee) [USGS_SOFIA_asr_data_lake_okee]
The objective of this project was to determine geochemically significant water-quality characteristics of possible aquifer storage and recovery (ASR) source and receiving waters north of Lake Okeechobee ...


83. Aquifer-Test Data for Wells H-1, H-2A, H-2B, H-2C, and H-3 at the Waste Isolation Pilot Plant, Southeastern New Mexico [USGS_OFR_2006_1129_WIPP_NM]
The U.S.Geological Survey Open-File Report consists of the results of a series of aquifer tests (shut-in test, flow test, bailing test, slug test, swabbing test and pressure-pulse test)performed ...


84. Arable Land [geodata_0686]
Arable Land: land under temporary crops (double-cropped areas are counted only once), temporary meadows for mowing or pasture, land under market and kitchen gardens and land temporarily fallow (less ...


85. Arable and Permanent Crops [geodata_0771]
Arable Land: land under temporary crops (double-cropped areas are counted only once), temporary meadows for mowing or pasture, land under market and kitchen gardens and land temporarily fallow (less ...


86. Archive of Chirp Data Collected During USGS Cruise DIAN 97011 Long Island, NY Inner Shelf -- Fire Island, 5-26 May, 1997, USGS OFR 00-306 [USGS_OFR_00366]
In 1995, the USGS Woods Hole Field Center, in cooperation with the U.S. Army Corps of Engineers, began a program designed to map the seafloor offshore of the New York-New Jersey metropolitan area; ...


87. Arctic Meteorological Oberservations from the Koldewey Ground Station and Research Ship FS Polarstern [AWI-ObDB_A]
These data are collected by the Alfred Wegener Institute for Polar and Marine Research, Bremerhaven for the Arctic at the Koldewey Ground Station (79N,12E) since 1990 and at the research ship FS Polarstern ...


88. Arctic National Wildlife Refuge Data; USGS, Alaska [EARTH_LAND_USGS_AK_Wildlif_Ref1]
Digital land cover and terrain data of the Arctic National Wildlife Refuge (ANWR) were prduced by the U.S. Geological Survey (USGS) Earth Resources Observation Systems Field Office, Anchorage, ...


89. Arctic Plant and Ecosystem Respiration [arctic_plant_and_ecosystem_respiration]
Measurements of leaf, wood, moss, lichen, root and whole ecosystem respiration made in tussock tundra near Imnavait Creek during the growing seasons of 2010, 2011 and 2012. Measurements were made ...


90. Arctic Sea Ice Changes and its Relation with Storm Ridge Occurrence and Active Layer Changes in the [SMHI_IPY_Khajehabdollahi]
I used field data in the Fyrsjöen catchment that was collected by Jonas Åkerman, also Arctic sea ice area, Arctic sea ice extent in numeric format and Arctic sea ice extent in shapefile format in ...


91. Arctic Theme Page [Arctic_Theme_Page]
The Arctic Theme Page is a comprehensive resource web site focused on the Arctic. It provides access to widely distributed Arctic data and information for scientists, students, teachers, academia, ...


92. Arctic Tundra Flux Study in the Kuparuk River Basin (Alaska), 1994-1996 [fluxnet_alaska_629_1]
CO2 and water vapor fluxes and ecosystem characteristics were measured at 24 sites along a 317-km transect from the Arctic coast to the latitudinal treeline in Alaska during the growing seasons of ...


93. Arctic areas under Environmental protection [ARNd0016_103]
Arctic areas under Environmental protection Protected areas in the Arctic region. Members informations: Attached Vector(s): MemberID: ...


94. Areas of exposed rock and blue ice in the Australian Antarctic Territory digitised from satellite images [gis310]
The Australian Antarctic Data Centre digitises topographic features from satellite images as required for various applications. These features include areas of exposed rock and areas of blue ice. ...


95. Argentina GlobeSar2 Radarsat Data [Canada_CCRS_Globesar2Argentina]
Building on the success of previous radar data programs, GlobeSAR-2 is a four-year geomatics technology transfer program focused on the use of RADARSAT for improved natural resource management in ...


96. Argonne Cutting Methods NH-25 Data Base [USDA0134]
To determine silviculture response to various even- and uneven-aged cutting treatments in northern hardwood forests. Also, to measure economic consequences of these treatments. Data include individual ...


97. Aroonstook Maine National Wildlife Refuge Boundary Data [USFWS_CSDS_arobnd]   PARENT METADATA
This dataset contains boundary layers for the Aroostook National Wildlife Refuge in Maine. National Wildlife Refuges are federal lands managed by the U.S. Fish and Wildlife Service (USFWS). The primary ...


98. Arsenic in Groundwater - Probability of Occurrence [geodata_2240]
Global assessment of the probability of occurrence of excessive Arsenic concentrations


99. Artificial Surfaces and Associated Areas - from GlobCover Land Cover (v2.2) [geodata_2102]
Artificial surfaces and associated areas (urban areas greater than 50%), class 190, are extracted from the GlobCover Land Cover v22 map with a resolution of 300m.


100. Assawoman Island Division of the Chincoteague National Wildlife Refuge in Virginia [USFWS_CSDS_asibnd]   PARENT METADATA
This data set contains boundary layers for the Assawoman Division of the Chincoteague National Wildlife Refuge in Virginia. National Wildlife Refuges are federal lands managed by the U.S. Fish and ...


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