By Jen Cardone | The Duquesne Duke Pittsburgh property owners were asked to dim their lights for an hour Saturday evening to recognize Earth Hour, an international effort to reduce energy consumption. Participating in Earth Hour is part of the Pittsburgh 2030 District’s efforts to reduce energy and water consumption and transportation emissions by 50 percent by 2030. Dozens of buildings, including PNC Park, BNY … Continue reading Pittsburgh buildings go dark for Earth Hour