Nasa Snow Data Helps Maintain Nation’s Largest, Oldest Bison Herd
Wednesday, November 1st, 2006Grainy photographs of America’s Old West recall a time when large bison herds migrated across wide prairie lands, 30 million strong, with the changing seasons determining their path and destination. Now, NASA satellite data and computer modeling and U.S. Department of Agriculture (USDA) information are helping track the remnants of this once mighty herd in […]