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.
Kent State University's Stark Campus is hosting a public program on basic gas and oil contracts on Feb. 14.
The program will run from 6:30 to 8 p.m. in the Main Hall auditorium, 6000 Frank Ave. NW, Jackson Township.
Admission is $10 per person or $15 per couple.
The program is being sponsored by the university, the Canton Small Business Development Center and Roetzel & Andress law firm.
You can register online at www.cantonsbdc.org.