Chesapeake Energy Corp,the Oklahoma-based firm is the No. 1 driller in Ohio.
Rig Count Interactive Map by Baker Hughes, an energy services company.
Shale Sheet Fracking, a Youngstown Vindicator blog.
The Ohio Environmental Council, a statewide eco-group based in Columbus.
Earthjustice, a national eco-group.
People's Oil and Gas Collaborative-Ohio, a grass-roots group in Northeast Ohio.
Concerned Citizens of Medina County, a grass-roots group.
No Frack Ohio, a Columbus-based grass-roots group.
Fracking: Gas Drilling's Environmental Threat by ProPublica, an online journalism site.
Pipeline, blog from Pittsburgh Post-Gazette on Marcellus shale drilling.
Allegheny Front, environmental public radio for Western Pennsylvania.
Pittsburgh TV station WTAE on Tuesday reported on a Pennsylvania couple who were denied a mortgage because of shale gas drilling across the street.
Affected were Brian and Amy Smith who live near Daisytown in Washington County.
The Smiths had applied for a new mortgage on their $230,000 house and hobby farm.
Quicken Loans congratulated them on their conditional approval.The company then a few days later to say the loan was denied.
In an email, Quicken Loanstold the Smiths that the company rejected the loan because of the drilling across the street.
Two other lenders also rejected the Smith's application.
Smith said he is troubled that drilling has affected his property values.
You can read the story here.