ITHACA, N.Y.—Across Cornell’s campus, workers carefully injected a powerful insecticide into the base of 65 ash trees over the course of Wednesday and Thursday. It’s the only thing keeping these […]
ITHACA, N.Y.—Across Cornell’s campus, workers carefully injected a powerful insecticide into the base of 65 ash trees over the course of Wednesday and Thursday. It’s the only thing keeping these […]