(AGI) Beijing, Sept 16 - China announced on Tuesday that itwill ban imports and sales of coal with high percentages ofashes and sulphides, in order to deal with the country'sincreasingly severe air pollution. The measure, which will beenforced in January 2015, will especially impact metallurgicalcoal imports from Australia. The harshest restrictions will beapplied to cities on the eastern delta of the Yangtze River andthe three great cities of Beijing, Tianjin and Hebei. . .