The Marcellus Shale is the geologic unit most desired for its supply of natural gas. A few months ago I mentioned "frakking" or "hydrofrakking." This is the process by which that natural gas will potentiall harbested with. There are a number of critical issues with regards to this process that still need to be fully analyzed.
Click on this link for the USGS's geologic assessment of the Marcellus Shale.
USGS Marcellus Shale Assessment
