TEHRAN, Sept.... 5( Xinhua)--Iran and China have" good capacities" for environmental cooperation, especially in combating dust and sand storms, said Ali Salajegheh, Iran's vice president and head of the Department of Environment( DoE). Salajegheh made the remarks on Tuesday at a press conference in the capital Tehran ahead of the International Conference on Combating Sand and Dust Storms, which will be held in Tehran on Sept.... 9 and 10. The press conference was also attended by Stefan Priesn