Antarctic Digital Database
The Scientific Committee on Antarctic Research (SCAR) Antarctic Digital Database (ADD) consists of geographic information layers including coastline, ice-shelf grounding line, rock outcrop, contour...
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Atlas of Historical County Boundaries
1629 - 2000
The Atlas of Historical County Boundaries presents in maps and text complete data about the creation and all subsequent changes (dated to the day) in the size, shape, and location of every county i...
View Atlas of Historical County Boundaries Online
Big Ten Academic Alliance Geoportal
The Big Ten Academic Alliance Geoportal provides discoverability and facilitates access to geospatial resources. The resources in the portal are selected and curated by librarians and geospatial sp...
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Center for International Earth Science Information Network
CIESIN’s mission is to provide access to and enhance the use of information worldwide, advancing understanding of human interactions in the environment and serving the needs of science and public a...
View Center for International Earth Science Information Network Online
Central Africa Regional Program for the Environment (CARPE)
The Central Africa Regional Program for the Environment (CARPE) is a USAID initiative aimed at promoting sustainable natural resource management in the Congo Basin. The Congo Basin forest is the se...
View Central Africa Regional Program for the Environment (CARPE) Online
China Historical Geographic Information System
221 BCE - 1911 CE
The China Historical Geographic Information System (CHGIS) project was launched in January 2001 to establish a database of populated places and historical administrative units for the period of Chi...
View China Historical Geographic Information System Online
Famine Early Warning Systems Network Data Portal
The U.S. Agency for International Development (USAID) Famine Early Warning Systems Network (FEWS NET) is an information system designed to identify problems in the food supply system that potential...
View Famine Early Warning Systems Network Data Portal Online
Forest Service Geodata Clearinghouse (US)
The USDA Forest Service Geodata Clearinghouse is an online collection of downloadable digital geospatial data. Included in this resource are the Land Status Record System Data (LSRS), a collection ...
View Forest Service Geodata Clearinghouse (US) Online
Geo.Data.gov, part of the federal Data.gov initiative, currently provides access to over 400,000 geospatial datasets. Users can interact with the data via web mapping services and can download actu...
View Geo.Data.gov Online
GeoCommons.com is a free service for public data and maps. It enables anyone in the world to quickly and easily share data, visualizations, and analysis. Geospatial data found here is largely crowd...
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GeoData@Wisconsin provides direct download access to Wisconsin geospatial data collected and archived by the Robinson Map Library at UW-Madison. Datasets from state, county, and local government pr...
View GeoData@Wisconsin Online
GeoGratis is a portal provided by the Earth Sciences Sector (ESS) of Natural Resources Canada (NRCan) which provides geospatial data at no cost and without restrictions via your Web browser. The da...
View GeoGratis Canada Online
GeoScience Australia's spatial information activities focus on providing key spatial information of Australia with an emphasis on response to rapid and slow onset hazards, the detection of change, ...
View GeoScience Australia Online
GetFacts, the flagship website of the UW-Madison Applied Population Lab, is the first of its kind online interactive mapping and data extraction tool for Wisconsin demographic statistics. GetFacts ...
View GetFacts (Wisconsin) Online
Global Land Cover Facility (GLCF)
The Global Land Cover Facility (GLCF) provides earth science data and products to help everyone to better understand global environmental systems. In particular, the GLCF develops and distributes r...
View Global Land Cover Facility (GLCF) Online
LandScan Global Population Database
2000 - 2012
LandScan is a global population database that shows geographical distribution of population at one-kilometer resolution over an average 24 hour period. The LandScan algorithm uses spatial data and ...
View LandScan Global Population Database Online
National Map (United States)
Use The National Map Viewer and Download Platform to visualize, inspect, and download the most current topographic base map data and products for free. Managed by the United States Geological Surve...
View National Map (United States) Online
National Wetlands Inventory Data (United States)
The U.S. Fish and Wildlife Service is the principal Federal agency that provides information to the public on the extent and status of the Nation's wetlands. The agency has developed a series of to...
View National Wetlands Inventory Data (United States) Online
Natural Earth is a public domain map dataset available at 1:10m, 1:50m, and 1:110 million scales. Featuring tightly integrated vector and raster data, with Natural Earth you can make a variety of v...
View Natural Earth Online
Natural Resources Conservation Service Geospatial Data Gateway
The Geospatial Data Gateway is a service made available through a close partnership between the three Service Center Agencies (SCA); Natural Resources Conservation Service (NRCS), Farm Service Agen...
View Natural Resources Conservation Service Geospatial Data Gateway Online
Spatial Information Management for Food and Agriculture
Appropriate geo-referenced information on physical and socio-economic resources for agriculture in the broadest sense (including forestry and fisheries) is of substantial value in the analysis of e...
View Spatial Information Management for Food and Agriculture Online
State of Wisconsin Legislative Redistricting
2000 - present
In Wisconsin, responsibility for redrawing legislative and congressional district lines rests with the legislature. The legislature is required to redraw legislative and congressional districts eve...
View State of Wisconsin Legislative Redistricting Online
United States Census Bureau TIGER/Line Mapping Center
1990 - present
The U.S. Census Bureau's Topologically Integrated Geographic Encoding and Referencing System data (TIGER/Line) are the most detailed geospatial data files available for mapping census demographic s...
View United States Census Bureau TIGER/Line Mapping Center Online
United States Department of Agriculture - Cropland Data Layer
1997 - present
The USDA-National Agricultural Statistics Service (NASS) Cropland Data Layer (CDL) is a publicly available geospatial raster dataset showing crop-specific land cover classification that focuses pri...
View United States Department of Agriculture - Cropland Data Layer Online
Wisconsin Geological and Natural History Survey Digital Datasets
Maps, records, and reports (including interpretations and recommendations produced by the WGNHS) provide basic data for resource, land-use, and environmental management. Digital datasets derived fr...
View Wisconsin Geological and Natural History Survey Digital Datasets Online
1992 - present
Since 2004, WisconsinView has made aerial photography and satellite imagery of Wisconsin available to the public for free over the web. As part of the AmericaView consortium, WisconsinView supports...
View WisconsinView Online
Data-Planet Statistical Datasets
1930s - present
Provides simple and refined searching of the Data-Planet repository of standardized and structured statistical data, and others. Datasets include public-domain and licensed information. Users can s...
View Data-Planet Statistical Datasets Online
Historical Statistics of the United States (Millennial Edition Online)
Colonial period of U.S. - present
The Millennial Edition is the definitive source of statistics and data about the United States and is a key resource for American history research from Colonial times to the present. This is an upd...
View Historical Statistics of the United States (Millennial Edition Online) Online
IMF Data including International Financial Statistics (IFS)
1948 - present
The IMF eLibrary Data contains a range of time series data on IMF lending, exchange rates, and other economic and financial indicators. The International Financial Statistcs (IFS) has been one of I...
View IMF Data including International Financial Statistics (IFS) Online
Inter-university Consortium for Political and Social Research (ICPSR)
Dates Vary; ICPSR was founded in 1962
ICPSR maintains and provides access to a large archive of quantitative social science data for research and instruction. The ICPSR data holdings contain around 5000 studies and 50,000 files coverin...
View Inter-university Consortium for Political and Social Research (ICPSR) Online
International Historical Statistics
IHS is a collection of historical statistics from over 260 years and more than 200 countries & territories across a multitude of interdisciplinary socio-economic topics. Subjects include population...
View International Historical Statistics Online
Latin American Mortality Database (LAMBdA)
The Latin American Mortality Database (LAMBdA) is a project at the University of Wisconsin-Madison that is directed by Dr. Alberto Palloni of the Department of Sociology. Originally created to supp...
View Latin American Mortality Database (LAMBdA) Online
1998 - present
OECD iLibrary is a platform containing over 17 ebook collections organized by theme from the Organization for Economic Co-operation and Development. In addition to these ebooks, the platform also i...
View OECD iLibrary Online
Polling the Nations
1986 - present
Polling the Nations is a compilation of questions and responses from more than 14,000 national, state, local and special surveys in the U.S. and more than 80 other countries. The surveys contain in...
View Polling the Nations Online
ProQuest Statistical Insight
1973 - present
Statistical Insight contains abstracting and indexing data for more than 5,000 federal statistical publications per year from 1973 to the present contained in ASI (American Statistics Index). Stati...
View ProQuest Statistical Insight Online
Roper Center for Public Opinion Research
1935 - present
The Roper Center for Public Opinion Research at Cornell University is an archive of over 22,000 datasets from polls conducted by survey research organizations, both in the U.S. and internationally....
View Roper Center for Public Opinion Research Online
Social Explorer is an online research tool designed to provide quick and easy access to current and historical U.S. census data and demographic information. The easy-to-use web interface lets users...
View Social Explorer Online
UN Commodity Trade Statistics Database (UN Comtrade)
1962 - present
Worldwide trade data by commodity, including country-to-country information. It contains well over 1.7 billion data records for the past 45 years. (Includes most recently completed year.)
View UN Commodity Trade Statistics Database (UN Comtrade) Online
World Bank Data
The World Bank Group provides free online access to its comprehensive set of data on living standards around the globe--some 2,000 indicators, including hundreds that go back 50 years. The data is ...
View World Bank Data Online
Data Citation Index
1900 - present
The Data Citation Index provides a single point of access to quality research data from repositories across disciplines and around the world. Through linked content and summary information, this da...
View Data Citation Index Online
NOAA National Centers for Environmental Information (NCEI)
Within NCEI, there is access to various data holdings from the Center for Weather and Climate, Coasts, Oceans, and Geophysics. Land-based, marine, model, radar, weather balloon, satellite, paleocli...
View NOAA National Centers for Environmental Information (NCEI) Online
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