Nathanael Johnson is Grist's senior writer.Johnson is based in Berkeley, California, with his wife and two daughters. He has written two books: "All Natural" and "Unseen City."
We’re not fixing this environmental crisis. Could one ditch show us the way?
Contaminants are winding their way from farm runoff into streams and rivers and into the Mississippi River that have created a dead zone in the Gulf of Mexico. But a conservation effort in Indiana may show a fix to this dilemma.