Agence France-Presse: China’s booming car sales have had a devastating effect on the environment, the national environmental watchdog has warned in its first-ever report on pollution caused by vehicle emissions. About a third of 113 cities surveyed failed national air standards last year as the number of vehicles swelled to 170 million, up 9.3 percent on year and 25 times the number on the roads in 1980, the ministry of environmental protection said. “All the problems are closely related to vehicle exhaust emissions,”…