Nathanael Johnson Connect: Twitter Nathanael Johnson is Grist’s senior writer and the author of two books. Articles By This Author Environment How Do We Fix America’s Fertilizer Problem? Look in This Ditch Indiana farmers have managed to clean up their pollution. Here’s how they did it. Nathanael Johnson | Mar 2, 2020
Environment How Do We Fix America’s Fertilizer Problem? Look in This Ditch Indiana farmers have managed to clean up their pollution. Here’s how they did it. Nathanael Johnson | Mar 2, 2020
