In the U.S., power plants emit significant amounts of air  67 percent of all sulfur dioxide (SO2) emissions, 37 percent of mercury emissions, and 25 percent of all nitrogen oxide (NOx) emissions.
In the U.S., the power plants contribute greatly to emissions pollutants.
Power plants do not have emissions.
Some men are discussing something on naval vessels.
Two men in red shirts chat with a third man.
Five people are sitting on couches.
A pool with algae covers the surface.
Rumor has it that Abraham Lincoln biographer Stephen Oates ripped off a biography by Benjamin Thomas.
The dog is outside.