Smog has become an environmental problem of our country is current the most urgent, the afternoon of February 25th Chinese Association organized the "scientists and media face to face" activities, deputy director of the Ministry of construction China State Grid Corp DC Li Ying Gao said, the development of UHV power transmission can effectively alleviate the haze. He reckons, from Xinjiang to send 100000000 kwh of electricity or 100000000 kwh of new energy, renewable energy, PM2.5 will reduce 7 tons, PM10 reduction of about 17 tons.