Institute;
of;
Geographic;
Sciences;
and;
Natural;
Resources;
Research,Chinese;
Academy;
of;
Sciences,;
Beijing;
100101,;
China;
Graduate;
University;
of;
Chinese;
Academy;
of;
Sciences,;
Beijing;
100049,China;
Institute;
of;
Mountain;
Hazards;
and;
Environment,;
Chinese;
Academy;
ofSciences,;
Chengdu;
610041,;
Sichuan,;
China;