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Featured GIS Websites
A dynamic online map viewer with 1-km spatial resolution satellite-derived vegetation condition datasets.
The field station has created two GIS maps
for the intermountain region, the SAGEMAP site (management of
the sage grouse and shrubsteppe systems) and the Prairie Map (management
of the prairie grassland ecosystems). Both sites allow you to
download data.
A worldwide population database compiled on
a 30" x 30" latitude/longitude grid. Available by continent
and for the world.
Seismological and geodetic data for the state.
Includes links to data collections and data access, which is free.
Over 90 different substances that are emitted
into the land, air, or water are monitored and reported. The site
allows the user to find data, map it, and then download the output.
An online interactive mapping site with over
80 different natural resources or conservation planning data sets
to view. The data cannot be downloaded at this point, but presumably
will be in the future.
The authoritative source for UNEP (United
Nations Environment Programme) datasets. An online database is
included for searching more than 400 variables.
A large number of datasets (some free and
some for a fee) from the National Center for Atmospheric Research.
A data site for information on the Snake River
corridor in Wyoming. Datasets include: hydrography, land cover,
land ownership, DEMs, aerial photography, and the National Wetlands
inventory.
A Web mapping site that includes the ability
to accurately assess latitude and longitude to the building level
using interactive maps and aerial photography.
An Internet map server that allows the user
to view "real-time observations and forecasts from major
U.S. estuaries and seaports, adjacent coastal regions, and the
Great Lakes." Included are meteorological, oceanographic,
river, and water quality data
A GIS-based inventory of water quality
standards for the state of California.
State by state soil data from the
USDA/NRCS as Arc/INFO export format files
This project from the United Nations
Office of the Coordination of Humanitarian Affairs contains a
large number of maps "providing humanitarian content in cartographic
form."
A resource for finding natural resources
and environmental data from the USDA, Natural Resources Conservation
Service, the Farm Services Agency, and Rural Development.
Two maps showing the distribution
of SARS in China and throughout the world. The China map allows
you to find the exact buildings where infections have taken place.
Available through CIESIN, the data
sets include boundaries, demographic, and socioeconomic variables.
Site includes information about GIS
activities within the EU, a documents archive, and a searchable
database of current projects.
Free ungeoreferenced aerial photos
and orthophotos of New Zealand.
Besides downloadable data, the site
includes maps, a climate atlas, and historical data summaries.
The area covered includes: Colorado, Iowa, Kansas, Nebraska, South
Dakota, and Wyoming.
The site includes a link to the Nevada
Mountain Atlas, an interactive ArcIMS application, and to the
metadata used in the research.
A site pulled together by GeoCommunity
with maps and data from NIMA, CNN, EarthViewer, and more.
A wealth of information about the
Caspian Sea. Towards the bottom you'll find satellite data and
a GIS data link at the very bottom of the page.
A site from the University of California
exploring inequality through the use of downloadable maps and
graphics.
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Free datasets include the
categories: geological, geophysical, geohazards, topographical,
and DEMs, and satellite data.
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Find online maps,
data from the Mars Exploration Rover Project, and global GIS data.
Earthshots is designed
to track environmental change by showing before and after satellite
imagery (1972-present). Section titles include: disaster, forest,
geology, desert, city, and agriculture.
Spatial and GIS databases
include: dams, census data, DOQs, DEMs, Landsat imagery, and more.
Find and view Landsat
imagery from Landsat 4, 5, and 7. The display includes latitude/longitude
as well as path and row number.
A site created and
maintained by the Alaska Earthquake Information Center. Information
on each earthquake includes magnitude, latitude, longitude, depth,
and the time of occurrence. Maps are included for every event.
Data available includes
topographic, thematic, geothematic, satellite imagery, geodetic
and GPS.
A large site from the Topographic
Engineering Center for the Army. It includes information about GIS
data, software, visualization, web mapping, and much more.
The USGS has mounted 10-meter
resolution elevation data covering the areas where fires occurred
over the last summer. Included are the fires from Oregon, California,
Arizona, and Colorado.
A clearinghouse of
soil survey information including Web sites, CD-ROMs, data sets,
and studies.
The mapping and analysis
tool on this NOAA site allows the user to choose a location and
storm parameters in order to plot hurricane scenarios. The entire
tropical cyclone dataset (1851-2001) can be downloaded.
The Food and Agriculture
Organization of the United Nations maintains and populates this
site full of data on fisheries, agriculture, nutrition, forestry
and food quality control.
This week Russell
Lake broke free from the dirt dam created by the Hubbard Glacier.
At this site, you can download the water gage data from June through
August.
Downloadable data from
an international scientific initiative to study the links between
the atmosphere and the land in the southern African region.
Images of Earth created
by the EROS Data Center from the Landsat-7 satellite. The images
were chosen for their aesthetic appeal. Enjoy!
The site has downloadable
free Excel spreadsheets covering statistics for noise pollution,
air and water quality, land use, wildlife, and much more.
Peter Shary has created
a site for information on DEMs and landscape data. Links are available
to many countries, regions, and states.
An interesting site outlining projects
in which GIS has been used to integrate local knowledge when considering
conservation and development initiatives.
An extensive list of statistics for
Africa south of the Sahara desert. Sites include the Africa
Data Dissemination Service, the South Africa Department of Health,
and UNICEF - Progress of Nations.
Make dozens of maps of Canada on
a variety of topics ranging from geology to health behaviors.
Links to statistical data from the Canadian Census Bureau are
included.
The National Snow and Ice Data Center
has released data specifically for the Ross Ice Sheet of Western
Antarctica. The tables list season/flight, date, latitude,
longitude, and thickness. The data is available in ASCII
text format or via FTP.
These two digital
maps, which may be downloaded in Arc/Info or shapefile format,
accompany the Commission for Environmental Cooperation's Ecological
Regions of North America Report published in November 1997.
This site from the
Sustainable Development Department, Food and Agricultural Organization
of the United Nations, contains free downloadable maps from the
World Food Summit, of the World soil resources, and of the SOTER
East Africa soil map. The maps are in Arc/Info or shapefile
format.
A site for free data
about the UK (England, Scotland, Wales, Northern Ireland).
The data catalog includes information at the neighborhood level
on economic deprivation, education, population, health, and work.
Looking for imagery
from NASA? This site includes 2,234 records in the database
of imagery, visualizations, and animations of the Earth.
Searching is done through a list of topics or by keyword.
A wealth of information
is contained in this USGS site including data and satellite imagery
for the Arctic Wildlife Refuge, the Bering and Chukchi sea, water
resources, land resources, and national wetland grids.
A web page of GIS
data and maps about Afghanistan collected by GeoCommunities.
Includes imagery, place name data files, and public domain data.
Not all of the data is free.
Daymet is a source
for daily United States meteorological data including temperature,
precipitation, humidity, and radiation. Eighteen years of
back data (1980-1997) are also included on the site. Use
Internet Explorer for the free downloads.
Hard to find traffic
data for the San Francisco Bay area. The site includes information
from 1998 - 2001 with downloadable tabular files available.
The University of
Melbourne has created this site to introduce specific GIS theories
including raster and terrain analysis, buffers, and neighborhood
operations. A free Shockwave plug-in must be downloaded
to access the interactive modules.
This site includes
interactive maps as well as the data layers for transportation
technologies, Indian lands, solar radiation resources, and wind
resources.
The China Data Center
houses a large amount of GIS data, some of it downloadable from
the Web site, including boundaries, soil maps, road and river
networks, major cities, temperature, precipitation, and sulfur
dioxide emissions. Click on the "data" link at
the top of the page.
Data sets created
by the California Department of Forestry and Fire Protection are
housed on this site and downloadable in ARC/INFO export format.
Layers include: bioregions, land cover change, nested watersheds,
hardwood and redwood vegetations, and mean annual rainfall.
A site produced by
the U.S. Fish & Wildlife Service designed to allowing viewing
of wetlands across the United States. Maps can be printed
or data downloaded in ARC/INFO or ArcView formats.
The Institute is
part of the University of Utah with their primary foci being geothermal
and petroleum research. They house geothermal data sets
sponsored by the Geothermal Energy Program including: The Geysers,
California; Cove Fort, Utah; Dixie Valley, Nevada; and Awibengkok,
Indonesia.
Developed by the
Environmental Protection Agency, this set of data "contains
information about surface water features such as lakes, ponds,
streams, rivers, springs, and wells." It allows you
to see the "reach" of the water, which is useful for
analyzing the effect of pollutants on the water supply.
The data is freely downloadable in ARC/INFO format.
A site designed to
provide data for the redistricting of the state following the
2000 Census. The site includes downloadable census data
from 1990 and 2000.
Data is available
in ArcView and ARC/INFO formats and includes: administrative units,
arable lands, coastline information, land cover, pasture lands,
population density, drainage basins and wetlands.
Data from this site
is intended to inform decision makers about potential problems
in the food supply system that might potentially lead to famine,
flood, or other food-insecure conditions. Data includes
satellite imagery, agricultural statistics, and statistics.
This site contains
soil, landscape, and climatic data for all of Canada and serves
as the national archive for land resources information.
Files are in ArcView and ARC/INFO formats.
A site launched by
the World Resources Institute (WRI) in February, 2000. It
maps forest development activities around the world. After
registering for free, metadata and data for Cameroon, Canada,
and Gabon are available.
Taken from the "Atlas
of United States Trees" by Elbert L. Little, Jr., this site
includes maps of the range of tree species in North America.
The files are available in ArcView shapefile format as well as
in PDF and ZIP file format.
INEGI provides geographic,
demographic and economic information for Mexico. The data
and information is presented in spreadsheet fashion in either
Spanish and English.
Search for a multitude
of hazardous waste sites to find data on drinking water, hazardous
waste and toxic release figures. The results include an
address field that can be used for geocoding.
A site containing
jpeg maps of Tibet before 1950, the establishment of the Chinese
Administration. The Landsat images are overlaid with rivers,
roads and town names.
CTR is an international
public-private partnership (including Stanford) dedicated to understanding
the consequences of natural hazards in the Pacific Rim.
The site includes maps and downloadable data including natural
hazards, demographic data, physiography and infrastructure.
This interactive
map service presents environmental variables and parameters on
the environment in the Arctic region.
Need weather data from Oregon over
the last 40 years? This is a good place to go. Download
data including precipitation, temperature, wind, and sky cover
all in tabular format for the state.
The United States Census Bureau has
begun to release data from Census 2000. The Web pages include
available data, release schedules for the next two years, and
maps for viewing.
This atlas, with all maps made using
a GIS, is designed to help stakeholders address the cross-border
issues in the San Diego-Tijuana border area. Topics covered
(all with accompanying maps, text, and photos) include land use,
water and sewage infrastructure, transportation, population, employment,
and slope, fault and flood hazards.
Downloadable data from GeoCommunity
focusing on the 2000 Presidential election. Election results
are available by state and for many states, by county. A
separate download is available for the state of Florida.
Two types of geospatial data are
available for downloading: National Transportation Atlas data
with data consisting of transportation networks and transportation
facilities, and the North American Transportation Atlas data with
information from the members of NAFTA. A data converter
can be downloaded to convert the data into many formats including
ArcView and ARC/INFO.
Sponsored by the United Nations Environment
Programme, this Web site provides primarily data for the Arctic
regions, including base maps, protected areas and biodiversity.
Explore ESRI's many examples of bringing
GIS to the Internet. See demos of sites built with ArcIMS,
MapObjects IMS, and ArcViewIMS software. The sites let you browse
through GIS applications in fields such as tourism, demography,
climate, health, government and more.
Designed to facilitate access to
a wide range of environmental information, this Web site includes
information by organization, geographic area, theme and data type.
The Society was formed to assist
conservationists worldwide in using GIS. Their site includes
data links, scholarships and programs, and a table of contents
for Conservation Geography.
The site includes a wealth of information
about Sydney, site of the Summer 2000 Olympics, as well as a searchable
database of spatial data resources.
A Bureau of Land Management site
containing geographic information representing the Public Land
Survey System of the United States. Data is collected on
a township basis.
Statistics and maps for hundreds
of population centers throughout the world. For some areas
it is possible to view changes over time in population and population
density for administrative areas.
The place to go to get GIS data on
our National Parks. The site includes data sets for downloading,
examples of GIS in use, and many useful links to people, resources
and reference guides.
This site provides data and analysis
on land use, soil erosion and soil quality, water quality, wetlands,
and other issues regarding the conservation and use of natural
resources.
Last modified:
February 25, 2008
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