WWW Data Links

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   Key:

= Licensed for Brown

DATA GROUPINGS

Location | Historical | Subject | General

STATE & LOCAL Connecticut Map & Geographic Info Center CT state depository for spatial data MassGIS MA state depository for spatial data Providence Plan data and mapper Rhode Island GIS data includes datalayers, online orthoimagery (aerial photography), digital atlas, and other maps; maintained at U.R.I. RI Digital Atlas RI data on watersheds, communities and various topics State agency GIS sites GIS data for all 50 states; compiled at U.Va. State and local aggregations compiled at U.Ark. State data repositories compiled at Connecticut College Zillow Neighborhood Boundaries nearly 7,000 neighborhood boundaries in the largest U.S. cities

UNITED STATES   Census.gov data for people, households, business and industry; see 'Geography' Census 2009 TIGER/Line Data shapefiles of Census data (census.gov) Census 2000 TIGER/Line Data shapefiles of Census data (esri.com) Geodata.gov intergovernmental geospatial one-stop portal  Geospatial Data Gateway natural resources data compiled by USDA LexisNexis Statistical Publications and DataSets social and economic data; downloadable as shapefiles. National Atlas of the United States interactive access to a wide variety of data National Map Seamless Server allows convenient area delineation and downloading of USGS data ReferenceUSA Directory info on U.S. businesses U.S. federal agency GIS sites compiled at U.Va. U.S. national aggregations compiled at U.Ark.

INTERNATIONAL & DOMESTIC   ADMINISTRATIVE BOUNDARIES DIVA-GIS variety of data by country   COUNTRY DATA Continent Aggregations African, Australian and European data from MIT GIS Laboratory GeoGratis Canadian geospatial data portal GIS Data Depot offers data at local, state, and country scales Harvard Geospatial Library MA, federal and international data, searchable by keyword IGAC geographic materials for Colombia LexisNexis Statistical Publications and DataSets In the Browse By Source folder, go to China Data Center. World Bank data. Map Library Administrative boundaries of developing countries   GEOCODING & POSTAL CODES Google Earth save data from desktop program to KML files; rich source for international addresses and geocoding Postal Codes (international)

Historical U.S. Census data 1790-1960, by state and county (tabular data)

Historical U.S. Census microdata IPUMS; samples from 15 censuses

National Historical GIS aggregate census data and GIS-compatible boundary files, 1790-2000

Urban Transition Historical GIS Project U.S. cities from late 1800s - early 1900s. Brown Univ.

PHYSICAL GEOGRAPHY

  Biodiversity

Anthropogenic Biomes version one

Central American Vegetation/Land Cover Classification and Conservation Status

Human Appropriation of Net Primary Productivity (HANPP)

Last of the Wild and Human Footprint Data Sets

National Biomass and Carbon Dataset 2000 (NBCD 2000)

Species Distribution Grids

 

  Climate/Weather

Consortium for Spatial Information | Consultative Group for International Agriculture Research climate, elevation, soil

Global Change Master Directory data and services

Global Climate Change

Integrated Database Information System (IDIS) an on-line data sharing platform that provides access to water, agriculture and environment

National Atlas of the USA: Climate

National Weather Data in GIS Format from the National Weather Service

  Country/Region Data

Africa Data Dissemination Service

Central African Regional Program

Home Page of The USGS Atlas of Antarctic Research

Mexico GIS Data (in Spanish)

USGS Rocky Mountain Mapping Center

 

  Elevation

CGIAR-CSI SRTM 90m DEM Digital Elevation Database

Consortium for Spatial Information | Consultative Group for International Agriculture Research

National Elevation Data

 

  Hydrology/Oceanography

Freshwater data of all sorts (watersheds, aquifers, etc.)

Digital Nautical Chart

Hudson River Watershed Mapper

Indicators of Coastal Water Quality

Integrated Database Information System (IDIS) an on-line data sharing platform that provides access to water, agriculture and environment

Physical Oceanography sea surface, wind, etc.

National Atlas of the USA: Water

NOAA NESDIS

Pacific Marine Environmental Laboratory exploration of hydrothermal vent processes

Water Data

 

  Orthoimagery/Landcover

Landsat Data largest free source

Pictometry contains aerial photography taken from low-flying airplanes at a 40 degree angle. Images are visualized in software that performs different measurements, such as height, distance, area, elevation and bearing. Contour lines can be drawn. The images can also be downloaded to GIS software packages.

USGS downloads

 

  Soil/Geology

Consortium for Spatial Information | Consultative Group for International Agriculture Research

Integrated Database Information System (IDIS) an on-line data sharing platform that provides access to water, agriculture and environment

OneGeology

USDA:NRCS:Geospatial Data Gateway (Soils and much more)

 

REPOSITORIES

CIESIN Center for International Earth Science Information Network

Digital Earth

Geocommunity

Geodata

GIS Data Depot free GIS data

Integrated Database Information System (IDIS) an on-line data sharing platform that provides access to water, agriculture and environment

National Atlas of the USA

United Nations Environment Program

Online Maps