Take a drive on the highway out past Sisters a bit. Not long ago it was a striking experience to pass down along the nave of a forest cathedral, beneath colonnaded ranks of towering, girthy, Ponderosa pines.

Because of the irresponsible and destructive use of Bayer’s herbicide along Oregon’s roads and highways, the Oregon Department of Agriculture (ODA) recently proposed new rules to ban ACP along public right of ways, in wildlife management areas, and other sensitive habitats.