USGS News Articles on CTS

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http://www.usgs.gov/blogs/features/?s=Coal+Tar+Sealant

The United States Geological Survey is a scientific research agency of the Federal Government. They study the natural hazards, natural resources, and utilize scientific disciplines spanning geography, hydrology, biology, and geology. 

This section of the website displays the latest features produced by the USGS relating to Coal Tar Sealant.

Posted on January 10, 2014 and filed under Websites.