As a 13 year-old in 1977, this "documentary" scared the hell out of me when screened in June of that year. Too quickly it was declared a "hoax" by the production team and writers - but not before many people phoned and wrote to their local ITV stations demanding answers, and firmly advising their MPs that they should tell us the truth!
The writer and director suggested that people should appreciate that we should not believe everything we read or see in the media - a lesson which today we could all benefit from remembering. This 30 year old bit of fun, according to some, revealed far more of the true nature of things than any spoof should do. Get hold of a copy and judge for yourself in what has become one of the most cruelly forgotten April-Fools-style hoaxes (albeit held over to June due to scheduling problems!) of the 20th Century. Want to know where the panic began over global warming? This is where it all started ...