GIS and Mapping

Maps & GIS

San Diego 

• Housing the Next One Million - map

• SANDAG GIS downloads

• San Diego Fire Recovery Network: GIS Data Center

• SANGIS - San Diego source for GIS data

California

• California Geoportal

• Northern California Earthquake Data Center

• Los Angeles County GIS Data

USA

• Map of Every Building in America - Created by the New York Times, this interactive map reflects the built legacy of the United States

• Mapcruizin - Free shapefiles for the US on a variety of topics: political boundaries, census, weather, topography, and climate change

• National Park Service GIS - Downloadable National Park System maps

• ScienceBase - USGS data from across the US

• U.S. Census Bureau (TIGER Files/ shapefiles)

• USDA Geospatial Data Gateway - One Stop Source for environmental and natural resources data. Choose your area of interest, browse and select data. Customize the format, and have it downloaded or shipped on CD or DVD

Worldwide

• EarthWorks - Stanford's EarthWorks allows you to search the digital data and scanned map libraries of several different institutions

• Geospatial Data Gateway - access to a map library of over 100 high-resolution vector and raster layers in the Geospatial Data Warehouse

• NASA Earth Observations - accessible global satellite imagery

• Natural Earth Data - public domain map data avail bale in three levels of detail

• OpenStreetMap - downloadable street map for our entire planet

• Open Topography - high-resolution, Earth science-oriented, topography data, and related tools and resources 

• Terra Populus - integrated population and environmental data

• USGS Earth Explorer - access to USGS/EROS archives. Landsat, Aerial Photos and other land remote sensing data

• United Nations Environmental Data Explorer - authoritative source for data sets used by the UNEP