While companies have been increasingly buying renewable energy for several years, Las Vegas is joining an emerging trend of US cities switching to green energy. Las Vegas now plans to buy all its electricity from renewables, thanks to an arrangement with NV Energy announced Tuesday. The city currently supplies about 40% of its load through city-owned solar and biogas, as well as conservation, Tom Perrigo, the city’s chief sustainability officer, said Wednesday. The deal with NV Energy would cover the city’s remaining load of about 4.3 million MWh/year, Perrigo said. The arrangement would cost about $228,000 extra, but the city expects to more than offset the cost with increased conservation and renewable energy additions. Las Vegas entered into the three-year agreement after exploring other options, including third-party suppliers, Perrigo said. The city expects to replace the contract with a 20-year power purchase agreement, he said, noting that although the […]