50 Ways Farmers Can Protect Their Groundwater offers a thorough, yet practical checklist of voluntary practices designed to reduce the risk of groundwater contamination without cutting into yields or profitability.
Upper Midwest Environmental Sciences Center (USGA) The majority of our ecological research is conducted in support of Department of the Interior issues and lands in the Upper Midwest. The Upper Midwest Environmental Sciences Center (UMESC) links its research closely with other U.S. Geological Survey (USGS) science centers to broadly address ecological and population concerns throughout the Nation's heartland