Big dairy farms are profiting from California's tougher limits on greenhouse emissions. They're getting paid to capture methane from cow manure. But critics say the system subsidizes polluters.
Big dairy farms are profiting from California's tougher limits on greenhouse emissions. They're getting paid to capture methane from cow manure. But critics say the system subsidizes polluters.
Big dairy farms are profiting from California's tougher limits on greenhouse emissions. They're getting paid to capture methane from cow manure. But critics say the system subsidizes polluters.