Open Access Data and Data Rescue Portals: Geography and GIS

Search data sets by topic, locate real-time data, science datasets and GIS data.

Use the USGS EarthExplorer (EE) to search, download, and order satellite images, aerial photographs, and cartographic products. In addition to data from the Landsat missions and a variety of other data providers, EE provides access to MODIS land data products from the NASA Terra and Aqua missions, and ASTER level-1B data products over the U.S. and Territories from the NASA ASTER mission.

Provides shared and trusted geospatial data, services, and applications.Search catalog of geospatial data and tools provided by a multitude of federal agencies.

Access to Federal land conveyance records for the Public Land States, including image access to more than five million Federal land title records issued between 1788 and the present. Also includes images of survey plats and field notes, land status records, and control document index records.

Digital library of full-text research, reports, and datasets.

Access to over 150,000 publications written by U.S. Geological Survey scientists.