Does the USGS have reports on the background levels of elements in soils and other surficial materials?
The following USGS products will be helpful in determining the background levels of various elements in soils and other surficial materials:
At the head of the valley in Yosemite National Park, as if on a pedestal, stands Half Dome, the most colossal and recognizable rock monument in the Sierra Nevada, smoothly rounded on three sides and a sheer vertical face on th
The USGS Publications Warehouse provides an online catalog where you can place orders, view price information, download scanned versions and view a list of recent publications.
USGS-authored or produced data and information are considered to be in the U.S. public domain. While the content of most USGS Web pages is in the U.S. public domain, not all information, illustrations, or photographs on our site are.
Out-of-print USGS publications and maps, depending on series and date, can be obtained in various ways:
Publications you can read on the online are available in HyperText Markup Language (HTML) or a file format called Portable Document Format (PDF). Reports are often provided with an introductory HTML page linked to the complete PDF file.
This Ground Water Atlas of the United States is a series of USGS print publications that describe the location, the extent, and the geologic and hydrologic characteristics of the important aquifers
Our National Parks preserve the showcases of our nation's geological heritage. We invite you to explore the geology, historical photography, natural history, and other features of many U.S. National Parks.
Probably, although detailed geologic mapping has not been completed for the entire United States. Geologic maps at many scales, and from many sources, are listed in the National Geologic Map Database.
A plastic map is made with a water-resistant and tear-resistant type material, but it retains the flexibility and other characteristics of paper maps.
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