1.0planet forward//www.getitdoneaz.comenergynow//www.getitdoneaz.com/author/energynow/extreme makeover: energy retrofits edition - planet forward - 克罗地亚vs加拿大让球
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in this animated energy 101 video, energynow! correspondent lee patrick sullivan looks at how one of new york city's most famous structures, the empire state building, is becoming one of its greenest.