Recently, Zheng Du was invited by College of Urban and Environmental Sciences(CUES) to made lectures in NENU. During his one week lecture, he discoursed on the academic subject《Domino offect and connotation of Qing Zang》&《Progressive in Qing Zang Research》and introduced the contribution of Qing Zang to global environmental change in detail. At the same time he had several informal discussions with members of CUES professors’ committee and main teachers in scientic research on some frontedge issues about geography and Qing Zang. At the end, he put forward pieces of constructive advice on the promotion of CUES.