In this Monday, July 25, 2011 photo, Jacob Austin plays his guitar in a field next to a temporary housing unit outside of Williston, N.D. With what many are calling the largest oil boom in recent North American history, temporary housing for the huge influx of workers, known as "man camps," now dot the sparse North Dakota landscape. In addition to his kitchen duties, he's also the camp garbage man. It's not glamorous, but it is lucrative. "I'm making more now than I would've if I would've gone to college," Austin says. "I was going to go to school for alternative energy - and here I am in the oil field. (AP Photo/Gregory Bull)