We talk about it constantly and we arrange our lives around it. So did our parents; and so did the very first colonists. But it took Americans a long time to understand their weather—and we still have trouble getting it right.
For more than two hundred years, Americans have tried to change the weather by starting fires, setting off explosions, cutting trees, even planning to divert the Gulf Stream. The question now is not how to do it, but whether to do it at all.