"Biofuel Craze" "Corn and soy wiping out America’s grasslands at fastest pace since the 1930s" Washington Post

"It’s a big transformation in the heart of the country: The authors conclude that the rates of grassland loss are “comparable to deforestation rates in Brazil, Malaysia, and Indonesia.” And those changes are already having plenty of impacts."

http://www.washingtonpost.com/blogs/wonkblog/wp/2013/02/20/biofuel-craze-wiping-out-americas-grasslands-at-fastest-rate-since-the-dust-bowl/

Map showing the percentage of grasslands that were converted into corn or soybean fields between 2006 and 2011.

"A new study by Christopher Wright and Michael Wimberly of South Dakota State University finds that U.S. farmers converted more than 1.3 million acres of grassland into corn and soybean fields between 2006 and 2011, a period of soaring crop prices and biofuel mandates."