Royal Philips used Climate Week NYC to announce its partnership with The Climate Group and support its call for all cities and utilities worldwide to switch to LEDs by 2025. Philips said that it is supporting The Climate Group’s global campaign entitled “LED = Lower Emissions Delivered.”In a statement, Philips pointed out that replacing conventional streetlights with LEDs cuts energy use by 40 percent to 50 percent. An additional 30 percent reduction is realized with such things as sensors and software control systems.