A Guide to the Rocks, Landscape, Geologic History, and Settlers of the Area of Big Bend National Park.

How were the Appalachian Mountains formed? Are the barrier islands moving? Is there gold in the Carolinas? The answers to these questions and many more appear i

This work has been selected by scholars as being culturally important and is part of the knowledge base of civilization as we know it. This work is in the publi

Before any other influences began to fashion life and its lavish diversity, geological events created the initial environments--both physical and chemical--for