Ricing

The quest to save Minnesota wild rice – with floating bioreactors?

Native American tribes, environmentalists and some lawmakers are pushing for better enforcement of the sulfate rule, while mining companies and other lawmakers argue it should be abandoned.BABBITT, Minn. — An environmental engineer working with University of Minnesota-Duluth researchers is looking for a less expensive solution to protecting wild rice from mining pollution in the state’s Iron Range. Jeff Hanson has…