Air Conditioning is heating the world

Monday, September 2, 2019 - 4:28pm

2019_09_02_04.mp3


Labor Day is the unofficial end of summer, and, boy, it's been a hot one. That means we've been thinking of one thing for months: air conditioning. The World's Sarah Birnbaum reports on the origins of air conditioning, its growth and how it's threatening the planet.