The biofuels "corn bubble" and other financial incentives encourage farmers to plow up native grassland in the sensitive Northern Plains prairie potholes ecosystem; government policies don't help.
by Stephanie Paige Ogburn,
Mar 19, 2012
A conservation movement is stirring on the Great Plains,
but local farmers are stuck with a harsh reality: It still pays to
plow up virgin prairie
by Josh Garrett-Davis,
Aug 02, 2004