I wasn't even a teenager when this was going around so I wasn't reading scientific reportsThe imminent ice age predicted in the 1970s was based on media reports and a few scientific reports. The majority of studies reported that the global temperature would increase.
1970s ice age predictions were predominantly media based. The majority of peer reviewed research at the time predicted warming due to increasing CO2.skepticalscience.com
My point was I was brought up on a diet of fear of Nuclear war with Russia and of an ice age... So when I read this book it came as a bit of an eye opener.
I think people who read his books were early members of the public to be interested in Global Warming.