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.
Karl Henkel of the Youngstown Vindicator reports on his shale blog that Ohio is still in the running for the $2 billion cracker plant to process ethane from natural gas drilling into ethylene for plastics.
Ohio is competing with West Virginia and Pennsylvania for the Shell Chemical plant.
A site along the Ohio River in southeast Ohio seems to the top location in the Buckeye State. River transportation is a key component.
Ohio Gov. John Kasich has met in Houston with Shell Chemical officials. Ohio has reportedly offered financial incentives to get the plant and its jobs.
Shell Chemical is expected to make its announcement early this year.
Click here for Henkel's story.