WDAY: The News Leader

Published November 14, 2013, 12:00 AM

Coal Agreement

In this March 28, 2007 file photo, lignite coal is mined at the Freedom Mine in Beulah, N.D. The state of North Dakota and the continent of Australia contain the world's biggest caches of proven lignite reserves. The state and the country have agreed to share information on how to reduce emissions and increase efficiencies at factories that use the plentiful but low-grade coal. (AP Photo/James MacPherson, File)
Read the article: North Dakota, Australia sharing info on low-grade coal