This is false. You might be interested to read The Myth of the 1970s Global Cooling Scientific Consensus: http://nora.nerc.ac.uk/id/eprint/11584/1/2008bams2370

This is false. You might be interested to read The Myth of the 1970s Global Cooling Scientific Consensus: http://nora.nerc.ac.uk/id/eprint/11584/1/2008bams2370%252E1.pdf http://nora.nerc.ac.uk/id/eprint/11584/1/2008bams2370%252E1.... Excerpt: "There was no scientific consensus in the 1970s that the Earth was headed into an imminent ice age. Indeed, the possibility of anthropogenic warming dominated the peer-reviewed literature even then."