USGS

Landsat 8 Data Users Handbook
Launched in 2013 by NASA, Landsat 8 is the latest satellite in the series. The mission of the orbiting satellite is ...

Mapping the California Drought with Open Data
The Center for Integrated Data Analytics (CIDA) of the United States Geological Survey has created an open source visual description of California's ongoing drought using free and publicly available GIS data sources

USGS Report on the Uses and Benefits of Landsat Imagery in Water Resources
The USGS recently published a report looking at case studies of Landsat Imagery use in water resource management within public ...

Explore Maps of the United States from 1884 to 2006
The U.S. Geological Survey and Esri are working together to make over 178,000 maps of the United States available to the public via an ...

Natural-color Shaded Relief Maps by Hal Shelton
Hal Shelton is a cartographer most notable for his natural-color maps done for Jeppeson Map Company in the 1950s and 1960s.