In this 2013 file photo, smoke rises from the Colstrip Steam Electric Station, a coal burning power plant in Colstrip, Mont. Experts say the biggest problem faced by the mining industry today isn’t a shortage of coal or even the prospect of climate change regulations, but an abundance of cheap natural gas.
In this 2013 file photo, smoke rises from the Colstrip Steam Electric Station, a coal burning power plant in Colstrip, Mont. Experts say the biggest problem faced by the mining industry today isn’t a shortage of coal or even the prospect of climate change regulations, but an abundance of cheap natural gas. Matt Brown Associated Press file photo
In this 2013 file photo, smoke rises from the Colstrip Steam Electric Station, a coal burning power plant in Colstrip, Mont. Experts say the biggest problem faced by the mining industry today isn’t a shortage of coal or even the prospect of climate change regulations, but an abundance of cheap natural gas. Matt Brown Associated Press file photo