Smoke rises from the Colstrip Steam Electric Station in Colstrip, Mont., Monday, July 1, 2013. President Barack Obama's climate change plan calls for limits on carbon dioxide emissions from ... more 
Smoke rises from the Colstrip Steam Electric Station in Colstrip, Mont., Monday, July 1, 2013. President Barack Obama's climate change plan calls for limits on carbon dioxide emissions from coal-burning power plants like the Colstrip Steam Electric Station. The plant, which employs 388 people, emits an estimated 17 million tons of carbon dioxide annually. (AP Photo/Matthew Brown) less 
1 / 30
Associated Press | Photo By Matthew Brown
Mon, Jul 1, 2013 7:37 PM EDT