Empire State Building turning green to mark the beginning of Climate Week NYC

For the third year in a row, the launch of Climate Week NYC will be marked by the Empire State Building turning green on the evening of September, 19.  This iconic moment has become a core part of Climate Week NYC, drawing the city’s attention to the various events taking part in New York throughout the week. The building, which was completed in 1931, has recently undergone an energy efficiency retrofit, leading to energy savings of 38% and US$4.4 million annually and the lights that will illuminate the top floors of the famous tower are computer-driven light-emitting diode (LED) system.