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USGS Land Use and Land Cover (LULC) Data [1_250_LULC]
The National Mapping Program, a component of the U. S. Geological Survey (USGS), produces and distributes land use and land cover maps and digitized data for the conterminous U.S. and Hawaii. Land ...
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 ...
NWS River Forecast Basins (GIS Coverage) [NWS_Riverbasins]
National Weather Service forecast basins for contiguous United
States and Puerto Rico.
Note: This documentation also applied to the sub-coverages of basins
for individual ...
National Atlas of the United States of America from the U.S. Geological Survey (USGS) [USGS_NATIONALATLAS]
The National Atlas updates a large bound collection of paper maps that
was published in 1970. Like its predecessor, this edition promotes
greater national geographic awareness. It delivers ...
EarthTrends: The Environmental Information Portal [WRI_EarthTrends]
EarthTrends is an online collection of information regarding the
environmental, social, and economic trends that shape our
world. Committed to the principle that accurate information drives ...
Florida Geographic Data Library [FGDL]
The Florida Geographic Data Library (FGDL) is a mechanism for distributing spatial (GIS) data throughout the state of Florida. The FGDL is warehoused and maintained at the University of Florida's ...
Glacier Bay Ecosystem GIS [Inforain_USGS_GBE]
The United States Geological Survey (USGS) and Interrain Pacific are please to
help make available to the public this integrated Geographic Information System
for the Glacier Bay / northern Southeast ...
Southern Appalachian Assessment (SAA) Online Geospatial Database [SAMAB_SAA]
The Southern Appalachian Assessment (SAA) was a cooperative multi-agency effort
to assess the environmental condition of the Southern Appalachian region. The
SAA was described as the ecological equivalent ...
Virginia Civil War Battlefields Wetland Classification Digital Maps [usgs_nwrc_virginiabattlefields]
This data set consists of wetlands delineations for the Virginia Civil War
battlefields (Fredericksburg-Spotsylvania National Military Park). The purpose
of the dataset is to conduct wetlands mapping ...
Hydrologic Units Maps of the Conterminous United States for the EPA Clean Air Mapping and Analysis Program (C-MAP) [HUC250k]
The Geographic Information Retrieval and Analysis System (GIRAS) was
developed in the mid 70s to put into digital form a number of data layers which
were of interest to the USGS. One of these data ...
Geospatial Data from the Maryland Department of Natural Resources [MD_DNR_GEOSPATIAL]
The GeoSpatial Data Center from the Maryland Department of Natural Resources
will allow you to find natural resources related data for use in your
Geographic Information Systems (GIS) ...
Environmental Sensitivity Index Maps available from National Ocean Service (NOS) [NOS_ORCA_HAZMAT_ESI_MAPS]
Environmental Sensitivity Index (ESI) maps are an integral component
in oil-spill contingency planning and assessment. They serve as the
first source of information in the event of an ...
National Atlas Spatial Data Layers Via NAISMap WWW Based Geographic Information System [NAISMAP-GIS]
NAISMap was developed as one of the first Geographic Information
Systems which is interactive over the World Wide Web. It was
developed in order to ...
Wetlands in Utah [AGRC_Wetlands]
This data set represents wetland areas in Utah as delineated by the National
Wetlands Inventory (NWI) conducted by the U. S. Fish and Wildlife Service
(USFWS). Two methods were used for ...
National Wetlands Inventory data for portions of Wyoming [wygisc_nwi]
The data provide consultants, planners, and resource managers with
information on wetland location and type. The data were collected to
meet U.S. Fish & Wildlife Service's mandate to map ...
Modified Off-cannel wetlands, 1995 [Inforain_Cannel_Wetlands]
This data set involves an inventory of modified estuarine wetland ecological
systems in the Willapa basin.
The National Wetlands Inventory is an inventory of wetland ecological ...
1:100,000-scale Hydrography for Wyoming (enhanced DLGs) [WYGISC_HYDRO100K]
The purpose of this data layer was to provide a base layer of water features at
a statewide level for riparian/aquatic species distribution modeling for the
Wyoming Gap Analysis project. ...
1:24,000-scale Hydrography for ortions Wyoming, various sources [WYGISC_HYDRO24K]
The purpose of this data layer is to provide a base layer of
hydrography at the watershed scale for GIS display and analysis.
The hydrography described by this metadata, including ...
ESRI Data and Maps [ESRI_DM]
ESRI Data & Maps is preconfigured to work with ESRI's software
products and is
also bundled with ArcGIS software and solutions products such as
GRID-INPE; UNEP Global Resource Information Database - INPE Cooperating Center [GRID-INPE]
This is a collection of data-sets held by GRID-INPE. Please contact
the technical contact for further details and data-set breakdown.
IOWA Rivers Information System [IRIS]
The Iowa Rivers Information System (IRIS) provides a comprehensive access point
for obtaining physical, chemical and biological information for Iowa's interior
streams and ...
FEMA Digital Q3 Flood Data [FEMA_Digital_Q3]
Digital Q3 Flood Data are developed by scanning the existing FIRM hardcopy,
vectorizing a thematic overlay of flood risks. Vector Q3 Flood Data files
contain only certain features from ...
Nontidal Wetlands of Special State Concern (WSSC) [MDNR_MDOP_WSSC]
In Maryland certain wetlands with rare, threatened, endangered species or
unique habitat receive special attention. The Code of Maryland Regulations
(COMAR) Title 26, Subtitle 23, Chapter ...
SNEP Digital Spatial Data Catalog: Sierra Nevada Ecosystem Project [CEIC_SNEP]
The Sierra Nevada Ecosystem Project (SNEP) is an assessment of the Sierra
Nevada ecoregion which was requested by Congress in 1992. Along with a
scientific review of late-successional ...
Development Status of Forested Watersheds in Canada [Ca_Wsdev_GFW]
This raster layer Illustrates the development statue of
forested watersheds in Canada. The distribution of
industrial activities within Canada's major watersheds
provides an indication ...
Status of the Sierra Nevada: The Sierra Nevada Ecosystem Project [USGS-DDS-43]
This publication consists of the online version of a CD-ROM publication, U.S.
Geological Survey Digital Data Series DDS-43. The data for this publication
total 175 MB on the CD-ROM and 167 MB for ...
Creation of a Prototype, Web-based Connecticut River Watershed Atlas [USGS_CT_ATLAS]
During the Connecticut River Watershed Sustainability workshops held in 2004, a
common message voiced by participants was the need for a centralized database
of information to support assessments ...
New Jersey Landscape Change Research [RUTGERS_LANDSCAPE_CHANGE]
A group of researchers at Rutgers is collaborating to study and address one of
New Jersey's most pressing issues: the rapid development of the state's
landscapes. Building on existing research, like ...
GIS Datasets for the State of Montana: Upper Clark Fork 1:24,000 Scale USGS Base Map Data [MSL_NRIS_REG_UPCL_BASE]
This collection contains eight individual datasets pertaining to base map
data that covers the Upper Clark Fork, Montana. These include the
National Hydrography Dataset Catchment Delineations [USGS_NHD_CATCH]
Topographically-based catchments will be delineated for all stream-reach
segments of the National Hydrography Dataset (NHD) within the entire
conterminous United States. The NHD is a digital hydrographic ...
BALANS Wetlands [BALANS_Wetlands]
The BALANS wetlands dataset has been assembled
from satellite data from the IRS 1C/1D WiFS satellite.
The reference data has been collected from national
sources. Note that the product is not homogenous ...
Wetlands for Baltic Sea drainage basin region [BEA_Wetlands]
This is the GIS data file for the Wetlands for the Baltic Sea drainage basin
region. The GIS data set is part of the Baltic Sea Region GIS Database and part
of the Baltic Drainage Basin Project (BDBP) ...
Converted and Accessed Forests in Canada [Caaccess_GFW]
This raster layer contains the converted and accessed forest grid published in
Canada's Forests at a Crossroads: An Assessment in the Year 2000. This layer is
derived from the CCRS Land Cover of Canada ...
Elevation Derivatives for National Applications (EDNA) [USGS_EDNA]
The Elevation Derivatives for National Applications (EDNA) is a multi-layered
database derived from a version of the National Elevation Dataset (NED), which
has been hydrologically conditioned for ...
The New Jersey Landscape Project. [RUTGERS_JERSEY_LANDSCAPE]
The New Jersey Landscape Project is a pro-active, ecosystem-level approach for
the long-term protection of imperiled species and their important habitats in
New Jersey. The project began in 1994 by ...
Baseline and Historic Depositional Rates and Lead Concentrations, Floodplain Sediments, Lower Coeur d'Alene River, Idaho [USGS_OFR_2004_1211]
Lead-rich sediments, containing at least 1000 ppm of lead (Pb), and derived
mainly from discarded mill tailings in the Coeur d'Alene mining region, cover
about 60 km2 of the 80-km2 floor of the main ...
Global Reservoirs [USDA_FAS_Global_Reservoirs]
The project will utilize near-real time radar altimeter data from the
Poseidon-2 instrument on-board the Jason-1 satellite and construct time-series
graphs of surface water height variations. The ...
Landscape Structure of a Wetland: Tidal Creeks, Creek Networks and Habitat Distribution, Andros Island, Bahamas [RSMAS_GR004]
Tidal wetlands are very dynamic and vulnerable environments impacted a mix of
biological and physical controls that operate across a range of spatial and
temporal scales. Instead of attempting to ...
Spatial Patterns of Sediment Accumulation on a Holocene Carbonate Tidal Flat, Northwest Andros Island, Bahamas [RSMAS_GR002]
To characterize spatial patterns of sedimentation and analyze the morphology of
part of the modern tidal flats of northwest Andros Island in the Bahamas, this
study integrated remote sensing, geographic ...
Ground-Water Reconnaissance of the Bijou Creek Watershed, South Lake Tahoe, California, June-October 2003 [USGS_OFR_2005_1329]
A ground-water reconnaissance study of the Bijou Creek watershed in South Lake
Tahoe, California was done during the summer and early fall of 2003. This study
provides basic hydrologic data for a ...
Ecoregion Maps and GIS Resources [EPA_ECOREGION]
Ecoregions denote areas of general similarity in ecosystems and in the
type, quality, and quantity of environmental resources. They are
designed to serve as a spatial framework for the research, assessment, ...
Sterling Forest: An Ecological Analysis [RUTGERS_STERLING]
The interior forest habitat of the New York-New Jersy Highlands is being
increasingly recoginzed as having significant biodiversity value. Satellite
remote sensing and geographic information systems ...
Gunpowder Watershed Clearinghouse Data Products [TU_CSM_GWC]
The Gunpowder Watershed Clearinghouse is supported by the Gunpowder Valley
Conservancy (GVC), Maryland Department of the Environment (MDE), and Towson
University. It is hoped that this endeavor will ...
Databases and Simplified Geology for Mineralized Areas, Claims, Mines and Prospects in Colorado [USGS_OFR_2003_090]
This data release contains mineral resource data for metallic and nonmetallic
mineral sites in the State of Colorado. Along with the resource data, there is
additional data, such as mineralized areas ...
Global Lakes and Wetlands Database [GLWD]
The global lakes and wetlands database GLWD has been developed in partnership
with the Center for Environmental Systems Research, University of Kassel,
Germany. It is available for download as three ...
California Fire and Resource Assessment Program [FRAP_CFRAP]
The California Department of Forestry and Fire Protection's Fire and Resource
Assessment Program (FRAP) assesses the amount and extent of California's
forests and rangelands, analyzes their conditions ...
Maryland Department of Natural Resources Wetlands Inventory [MDNR_DNRWET]
These digital data files are records of wetlands location and classification as
defined by the U.S. Fish & Wildlife Service's National Wetlands Inventory (NWI)
program. See the Entity_and_Attribute_Information ...
Priority Wildlife Habitats, Willapa basin-1992 [Inforain_Wildlife_Willapa]
The PHS layer is a GIS version of the WA Dept. of Fish and Wildlifes PHS
list. The list catalogs habitats and species considered to be priorities
for conservation and management. Priority species ...
National Wetlands Inventory, Willapa Basin, 1977 [Inforain_Willapa_NWI]
This is an inventory of wetland ecological systems in the Willapa Basin
This data set is part of the Inforain project which allows users to better
understand their watershed. This data goes along ...
Europe 1:1,000,000 digital map data [EU_1TO1M_DIGITAL]
[Adapted from "http://bartholomewmaps.com/dataprod.asp?pid=45"]
Covering 52 countries, this pan-European dataset is available
either as 22 separate vector layers for geographic analysis, or as ...
Showing 1 through 50 of 50