The preamble of the movie Snowpiercer describes a the release of a chemical into the atmosphere, in an effort to combat global warming, which results in runaway

The preamble of the movie Snowpiercer describes a the release of a chemical into the atmosphere, in an effort to combat global warming, which results in runaway rapid cooling that plunges the entire world into an eternal Ice Age. So now life is imitates the movies (I need more popcorn!!)