If you’re a farmer in Minnesota, you have to think about what you can do to keep your soil from washing and blowing away during the long winter. Environmentalists also have legitimate concerns about soil runoff polluting waterways. And anyone who eats has an interest in nutrients staying in the ground and not being washed down to the Gulf of Mexico. University of Minnesota Plant Biology Graduate Student Kevin Dorn has been thinking about these issues too, and that has led him to spend his time decoding the genome for a weed called pennycress. The Morning Blends Terry Carter spoke with Kevin and asked what is pennycress?