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.
Peter Schwartz at Wired magazine takes a look at how an abundance of hydrocarbons from shale and other sources is changing the global energy picture.
He writes in part: "... as fossil fuels become more abundant—and we consume less of them—the incentives to develop clean, renewable energy drop dramatically. As a result, we may no longer be looking at an age of increasing solar, wind, and nuclear power. Instead we are likely moving into a new hydrocarbon era."
Read the whole thing here.