Science Fair Project Encyclopedia
Geology of the United States of America
The geology of the United States, like most topics of scientific study, is undergoing progressive investigation by numerous public- and private-sector earth scientists, academicians, and students. In that regard, the detailed picture is subject to revision and change as knowledge advances. At present, a very good overview of USA geology can be found at the United States Geological Survey web link, below.
North America bedrock and terrain.
The contents of this article is licensed from www.wikipedia.org under the GNU Free Documentation License. Click here to see the transparent copy and copyright details