The NY Times columnist Clyde Haberman is annoyed about shops that keep their air-conditioned stores' doors wide open and found other New Yorkers who share that gripe. One downtown resident was told by a Soho clothing store that the open door was "company policy," so the outraged resident called the store's main office, where someone "said they had a ‘green team’ forming." Haberman points out that he wrote about this issue two years ago, when......

Forget about leaving doors open to attract customers with air conditioning and heat, back in 1934 there was a vision of having air-conditioned sidewalks! In another article from the past, the idea is explored. Dr. Eglov believes that huge refrigeration plants built at intervals of a mile and a half along city streets would rid the canyons between sky scrapers of humid hot air. Giant blowers in the plants would force the cooled air into......