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This article was originally published on Common Edge.
This summer the federal government released an astonishing statistic: 87% of American homes are now equipped with air conditioning. Since the world is getting undeniably warmer, I suppose this isn’t all that surprising, but keep in mind that robust number of mechanically cooled homes include residences in some fairly temperate climates. So my question is a simple one: When did air conditioning in the U.S. became a requirement, rather than an add-on?
