USGS has unveiled its most detailed national geologic map, giving the public a free, interactive way to explore underground ...
The U.S. Geological Survey is scanning 250,000 of its historic maps to put online. The U.S. Geological Survey (USGS) is nearly halfway through its release of more than 250,000 historical topographic ...
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A New USGS Map Lets You See the Layers of Rock and Sediment Hidden Directly Beneath Your Feet
In late August, the U.S. Geological Survey quietly released a new tool that could reshape how Americans understand the ground beneath their feet. The Cooperative National Geologic Map, now live online ...
New perk: Easily find new routes and hidden gems, upcoming running events, and more near you. Your weekly Local Running Newsletter has everything you need to lace up! Subscribe today. A detailed ...
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