Case study impact on cattle farming pa

http://protectingourwaters.wordpress.com/2011/11/04/gas-drilling-impacts-pa-farmer-terry-greenwoods-cows-gave-birth-to-zero-calves-this-year-after-ten-dead-calves-in-2008/

http://protectingourwaters.wordpress.com/2011/11/04/gas-drilling-impacts-pa-farmer-terry-greenwoods-cows-gave-birth-to-zero-calves-this-year-after-ten-dead-calves-in-2008/