Greening the roof.

In observation of Earth Day (and Month), we pause for a quick pulse check on how New York City hotels are doing on the green front.

This month the city’s largest hotel, the 1,981-room New York Hilton, took a big stride towards energy efficiency.  As befits a big hotel, the gesture is grand.  On view is the hotel’s new green roof occupying 16,000 square feet atop a fifth floor setback. The garden, consisting of a vast array of sedum harvested at an upstate farm, isn’t open to guests. But it offers a glimpse of nature for hotel guests on the 53^rd Street side of the building who happen to gaze down from their windows.

More important, the plants are on board to do what roots and foliage do naturally – absorb airborne pollutants, deflect solar radiation and reduce the thermal load.  The predicted result: less carbon dioxide released into the atmosphere and less energy required to keep the building cool. (more…)