Empire State Building goes green, one window at a time

You want to ask him: How many do you break?

That's because Anthony Concepcion does windows — lots of windows.

He's working at the Empire State Building. As part of an effort to become certifiably green, the office tower is removing, retrofitting and replacing each of its 6,514 double-hung, dual-pane windows. That's 26,056 panes of glass, according to a July 12 USAToday report.

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