The midwest, particularly the part of the midwest Eric D. Johnson hails from, is a largely flat expanse. Zipping through it on the highway, you?ll see cities and towns rise up in the distance, but blink and you?ll miss other man-made rejoinders to horizontal living dotting the landscape, hill after hill, built from the refuse of the past: landfills. Some of these hills make for great sledding spots, parks, and trails. Others turn organic waste into compost. The Landfill, Fruit Bats? June 12, 202...