USGS

This Tools Helps You Figure Out Which Satellite Bands to Use for Remote Sensing

Caitlin Dempsey

The USGS developed the Spectral Characteristics Viewer to let users view how different Earth observation satellite instruments can be used for their remote sensing needs.  

Free GIS Books

Caitlin Dempsey

Most of these free GIS books are available in downloadable PDF format and can be read from a computer or on an eBook reader.  

This image provided by the USGS compares impervious surfaces in Boise, Idaho in 2001, 2008, and 2019.

USGS Releases Two Decades of Land Cover Change for the Contiguous United States

Caitlin Dempsey

The USGS has updated land cover maps for the conterminous United States, which show how the country's landscapes have changed over the last 18 years.

Find Your Way Downstream with Streamer

Rebecca Maxwell

Water is essential for life on the planet, and tool from the U.S. Geological Survey (USGS) makes it easy and fun ...

This Detailed Map Shows 119 Years of Earthquakes

Caitlin Dempsey

The USGS has released a highly detailed and updated map of seismicity from 1900 to 2018.

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