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Barcelona skylineIf it weren't already the case that no other city can hold a candle to Barcelona, it is now: the European city has begun using wireless LED street lamps — made by Spanish energy giant Endesa — that run on timers and motion detectors. LEDs aren't cheap, but a new study from the University of Pittsburgh found that they offer the best green alternative for cities in a lifecycle analysis. Barcelona expects to see its municipal power bill <b>decline by a third</b> just from the timed LED lights.1
Photo by matze_ottIf it weren't already the case that no other city can hold a candle to Barcelona, it is now: the European city has begun using wireless LED street lamps — made by Spanish energy giant Endesa — that run on timers and motion detectors. LEDs aren't cheap, but a new study from the University of Pittsburgh found that they offer the best green alternative for cities in a lifecycle analysis. Barcelona expects to see its municipal power bill <b>decline by a third</b> just from the timed LED lights.2
LED-lightIf it weren't already the case that no other city can hold a candle to Barcelona, it is now: the European city has begun using wireless LED street lamps — made by Spanish energy giant Endesa — that run on timers and motion detectors. LEDs aren't cheap, but a new study from the University of Pittsburgh found that they offer the best green alternative for cities in a lifecycle analysis. Barcelona expects to see its municipal power bill <b>decline by a third</b> just from the timed LED lights.3
LED lights in BarcelonaIf it weren't already the case that no other city can hold a candle to Barcelona, it is now: the European city has begun using wireless LED street lamps — made by Spanish energy giant Endesa — that run on timers and motion detectors. LEDs aren't cheap, but a new study from the University of Pittsburgh found that they offer the best green alternative for cities in a lifecycle analysis. Barcelona expects to see its municipal power bill <b>decline by a third</b> just from the timed LED lights.4
