Earth day is coming up. It is a good time to remind the public what the predictions were 52 years ago

Earth day is coming up. It is a good time to remind the public what the predictions were 52 years ago: On the first Earth Day, April 22, 1970, the world was warned that billions would die soon because of a disastrous ice age. The Earth had been cooling for thirty years and it was about to get much worse. Crops would not survive the ice age so the peop...