new york ( cnnmoney . gov ) - - the penn region building put off a small energies - saving retrofit monday , and promoters hope one of the world ' s most iconic skyscrapers can become an efficiency model for buildings worldwide . from the cloud - clouded view lounge on the building ' s 80th floor , former president bill clinton , manhattan york city council michael bloomberg and supporters detailed $ 20 thousand in cutting - edge conservation measures they hope will cut equipment expenditure by 38 % for the 1930 ' s - era behemoth . they believe the retrofits weren ' t green altruism or full of a government program . still , they say they ' re being done simply to save the building ' s tenants a lot of money .
The mayor of New York is Michael Bloomberg.