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Empire State, big New York City buildings aim to cut carbon footprints

from The Washington Post

Empire State, big New York City buildings aim to cut carbon footprints The Washington Post For more than a decade, the trust that owns the Empire State Building has been working to remake the monument as a model of sustainability. The elevators generate energy as they move, the window panes were refurbished to make them ultra-insulated. Even the multicolored lights flashing across the city are now efficient LEDs. READ MORE

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