Gordon Edgar says all cheddar, from Kraft to Cabot, come from the same basic recipe. Converting farmland back to grassland. And, chocolate cake for dessert.
The U.S. Department of Agriculture actually pays farmers to convert highly erodible land back to native vegetation with the Conservation Reserve Program.
Ecologists in Nebraska are trying to find out what the Great Plains looked like when homesteaders settled there in the 19th century.
High crop prices are a big motivation, but some also believe crop insurance is encouraging farmers to roll the dice on less productive land.