It was debunked a while ago. Its just a scifi show/short movie. I remember reading about it a year ago, when i still just a lurker.
Ill see if i can find the thread.
Apparently back in the 1950s researchers had learned that the Earth, on account of man's actions, was facing an unstoppable environmental catastrophe which would result in the almost certain extinction of humanity itself. World governments were left with only three options.