18 spectacularly wrong predictions made around the time of first Earth Day in 1970, expect more this year.

18 spectacularly wrong predictions made around the time of first Earth Day in 1970, expect more this year. @Mark_J_Perry https://t.co/DC8AJndJWd pic.twitter.com/ywKp5LR93q

— AEI (@AEI) April 21, 2018