1995, Master of Ecology, Hubei University.

1998, Ph.D., Historical Geography, Hubei University.

1September 1998-September 2006 5438+0, postdoctoral fellow, China Geo University.

April 2000-May 2006, postdoctoral fellow, University College London, UK.

February 2002-February 2002 65438+February German National Museum of Natural History, postdoctoral fellow.

Associate Professor, School of Resources and Environment, Lanzhou University

April 2008-Professor and Doctoral Supervisor, School of Resources and Environment, Lanzhou University.

In August 2003, the Nevada Desert Research Institute and the University of California, Davis, paid a short visit.

A short visit to the Free University of Berlin, Germany

From February 2005 to February 2006, he was a visiting scholar at University College London.

From June 2007 to June 2007, he was a visiting scholar at Caspian University in the United States.

From 2007 10 to February 2007, he paid a short visit to AWI Institute in Potsdam, Germany.

65438+February 2008 -65438+20091October, Caspian University, USA, short-term visit.