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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 ...
Los Angeles Times

Bigger map makes learning better for Harbor Day students

A pile of shoes sits at the corner of the room. Harbor Day School students needed to take them off before stepping onto a 35 feet by 26 feet map of North America laid out on the floor. The giant map, ...