Big river: A King corn companion by Aaron Woolf2009
Summary: In King corn: Fueled by curiosity and a dash of naiveté, college buddies Ian Cheney and Curt Ellis return to their ancestral home of Greene, Iowa, to find out how the modest corn kernel conquered America. With the help of real farmers, powerful fertilizer, government aid, and genetically modified seeds, the friends manage to grow one acre of corn. Along the way, they unlock the hidden truths about America's modern food system.--From publisher description. In Big River, they investigate the environmental impact their acre of corn has had on the people and places downstream.