Sentences with phrase «while subbituminous coal»

Not exact matches

Freedom Mine is the only top 10 mine not in the Powder River Basin, and is also the only lignite mine, while the other nine mine subbituminous coal.

While Wyoming produces the most coal in the United States, long rail transport distances, limited Pacific Ocean coal export capacity, and the lower energy content of subbituminous coal place some limits on utilization.

Of the plants without scrubbers, the ones burning subbituminous coal generated 69 % of the electricity while only emitting 48 % of the associated emissions in 2010 (see chart).

By contrast, the share for subbituminous coal rose from 18 percent in 1980 to 25 percent in 1992, while the share for lignite grew from 6 percent to 9 percent.