What You Can Do to Stop Oak Wilt By Paul Hetzler It’s hard to be cheerful in a job where I am expected to keep up on each newly arrived or imminent threat from invasive insects, novel plant diseases, and worrisome trends in the environment. Although I typically deflate everyone’s happy-bubble when I give a talk, I’ve discovered we need not fret that the sky is going to fall. Down in the States, the National Atmospheric Deposition Program is a joint effort of research institutions, government, and nonprofit groups. They monitor stuff which falls to Earth that is not some form of