Is it possible to direct the jet stream (60 degrees below 0 celcius) into the lower atmosphere, thereby reduc-

Question

ing the temperature of the earth's surface air?

Answer 1

Yes, if you're a film maker and the movie is Day After Tomorrow. In real life, no there is no way to do that and it's not possible for any conceivable natural event to cause it either. Which is fortunate since it would have disastrous results.