Dr. Terry Engelder, Professor of Geolopgy at Penn State University was the co-author of a scientific paper on the economic and geologic opportunities of the Marcellus Shale formation. This site contains technical information on the geologic subsurface of the Shale region, as well as a page devoted to photographs and explanations of Marcellus shale outcropings occuring in Pennsylvania.
http://www.geosc.psu.edu/~jte2/
Author(s): Dr. Terry Engelder
Organization/Source: Penn State University
Topic tags: Natural Gas Websites and Blogs
