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.
The Chinese People's Daily Online is covering the CERAweek energy conference in Houston and had this to say regarding U.S. shale development.
People's Daily wrote: "Shale development is growing fast enough that North America could become an energy exporter within a decade, the chief executive officer of ConocoPhillips said here Tuesday.
"ConocoPhillips CEO Ryan Lance also said in a speech to the IHS CERAWEEK energy conference in Houston that the U.S. federal government should allow future LNG (liquefied natural gas) exports, and at some point, "even exports of oil."
"'We live in an interconnected, mutually dependent world that needs free trade,' said Lance. 'In the case of the U.S., this means allowing future LNG exports -- and perhaps at some point even exports of oil.'"
Read the whole story here.