Cindy Bennett, a sanitarian assistant with the Pima County Health Department, tosses dissolvable packets of a larvicide over a wall into an unattended "green pool," a potential breeding area for mosquitoes. The home was vacant at the time.
Dry reeds and cattails line a lake on the 13th hole on the San Ignacio Golf Club in Green Valley. The 13th is a signature hole that's pictured in brochures for the course. San Ignacio has been closed since midsummer, when its water was cut off.