Here you see a scene from the 1960s.
It’s a helicopter spraying DDT — you remember the pesticide DDT, subject of Rachel Carson’s justly famous Silent Spring — above elm trees in an American city. Back then, the thought was that DDT would kill the beetles that were transporting the devastating Dutch elm disease from tree to tree.
With a little human ingenuity, it was thought, cities could rescue the American elm, that graceful tree which once shaded streets all over the United States.
A flying machine! A colorless, tasteless, almost odorless chemical synthesized in a laboratory! What amazing technologies!
What could go wrong? Continue reading Trust