Much of the growth in gas production has come from drilling into shale formations, which provided 23 percent of the nation's gas in 2010, according to the EIA. Hence integrated behemoths have expanded into this area.
It would be unfortunate if the environmental community divided itself by making gas the solution to the coal problem. It's entire lifestyle from extraction to use needs to be considered for environmental damage, health risk, and costs.
The Revolutionary War lasted a lot longer than most of us realize. Begun in 1775, the war didn't end for six long years, and wasn't fully resolved for another two. The Battle of the Chesapeake, in particular, deserves to be remembered.