Al Gore actually stole many of his child scaring ideas from Tiny Tim in 1962.
And Tiny Tim actually got his ideas from the scientists he grew up with, who also said Arctic melting was going to drown us all.
31 May 1947 – Warmer Arctic Climate May Raise Ocean Levels
2 May 1932, Page 4 – Jefferson City Post-Tribune
TimesMachine: May 15, 1932 – NYTimes.com
18 Feb 1952 – RAPID MELTING OF POLAR CAPS