It’s important to know your neighbors, especially if they’re big polluters. You don’t want to experience the health complications of such poor neighbors because of longterm exposure, and the only way to get a large business to change there ways, to clean up their act, is to confront them with your concerns. So, once you know a polluter in your neighborhood, the next step is to find out who your neighborhood organization is. Everything in Minneapolis and St. Paul is communicated through levels of hierarchy. Start local.
Here’s a few good lists of polluters in Minnesota to start with.