Go back and read Paul Erlich books, Jimmy Carter speeches, and the predictions of the Club Of Rome, all circa mid--to-late-1970's. According to them, life as we know it would cease to exist by 1990 if we did not revert to lifestyles and consumption rates of, say, 1890 or so.
Fortunately, the only people who believed them were the Unabomber, Algore and a few others.
Yet, RONALD REAGAN is called a REACTIONARY!!! Go figure. I always tell these boneheaded sixties hippie freaks that Reagan was the most progressive, radical politician of the age. Everything the LEFT believes is from the 19th century; everything the RIGHT believes involves GROWTH and forward-thinking optimism. So exactly WHOSE bridge is going to WHICH century, I ask them?