korey northrup is a member of the lake superior chippewa. >> my main focus is making sure that the wildis protected. and we need to understand that without water, there will be no life-- including human life. >> reporter: polymet is confident it will meet standards for wild rice. state senator david tomassoni says there has to be a happy medium between all parties. >> you worry about the water, you worry about the rice, but you also worry about the jobs and the industries. >> reporter: even though various national authorities have given the polymet a green light, those opposed say corporate profits and tax revenues are the only thing the mining company will dig up. and the battle over risks and benefits will likely continue as rivals work their way through the scrutiny of precious metals development in northern minnesota. for the pbs newshour, i'm josh buettner in duluth, minnesota. >> woodruff: and now for our newshour shares, something that caught our eye that we thought might be of interest to you, too. in this increasingly fast-paced world, it can sometimes be hard to appreciate the