lamp Keyword：lamp From shandong dezhou sun city office understands, at present, dezhou city install solar street lamps mileage already amounted to 102 kilometers, photovoltaic cells, total power of 2 megawatts (mw). Every year can save electricity 237 million degrees, according to each family monthly calculation, power saving electricity 100 degrees for 1975 a family to use amount a year. In 2005, dezhou propose and implement the "China sun city" strategy, in June in 104 national highway Texas section installation citywide first lamp that solar street lamps. 5 years, dezhou has accumulated installation 11661 lamp, solar street lamps covering highway mileage reaches 102 kilometers. These solar street lamps, not only let dweller safer, also save a lot of coal resources, reduce the such as carbon dioxide emissions. Dezhou housing and urban and rural construction bureau deputy director ZhangYunFa introduction, the city of solar street lamps adopting make dezhou can save BiaoZhunMei 964 tons annually, carbon-dioxide emissions of 2359 tons. He sent the journalist calculate a bill, "the city install solar street lamps saving the coal resources, if according to each consumes one ton of heating coal calculation, for more than 900 5,536 rural household fires." Solar energy lamp use, not only effectively the energy can be saved, and make the whole city more environmental protection. June 2006 built long river park is domestic first photoelectric park. The entire scenic spot of installation garden light, solar lawn lamp and so on solar energy lamp light, this covers 977 1800 acres of park night illumination without fee a kilowatt-hour. Throughout Texas every corner of the solar energy lamp not only for energy conservation and emissions reduction making an important contribution, also let more people enjoy low carbon and better life.