IT’S summertime. The season when you can write your name in the condensation on the windows at Starbucks, people pull on parkas to go to the movies and judges have been known to pause proceedings so bailiffs can escort jurors outside the courthouse to warm up.

On these, the hottest days of the year, office workers huddle under fleece blankets in their cubicles. Cold complaints trend on Twitter with posts like, “I could preserve dead bodies in the office it’s so cold in here.” And fashion and style bloggers offer advice for layered looks for coming in and out of the cold.

Why is America so over air-conditioned? It seems absurd, if not unconscionable, when you consider the money and energy wasted — not to mention the negative impact on the environment from the associated greenhouse-gas emissions. Architects, engineers, building owners and energy experts sigh with exasperation when asked for an explanation. They tick off a number of reasons — probably the most vexing is cultural.

“Being able to make people feel cold in the summer is a sign of power and prestige,” said Richard de Dear, director of the Indoor Environmental Quality Laboratory at University of Sydney, Australia, where excessive air-conditioning is as prevalent as it is in much of the United States. He said the problem is even worse in parts of the Middle East and Asia.

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