Glaciers, Prairies, & Wetlands


In the northern Midwest, glaciers carved out millions of potholes in what became the prairie. These potholes filled with water and became important wetlands, but people drained many of them for crops and building. What happens when people work to put those wetlands back? Find out, then use other issues of NI to explore ecosystem services.



Fill Those Potholes! - Ecosystem Services edition