An improved topographic database for King George Island,one of the most frequently visited regions in Antarctica,is pres......

［35］Braun M,Rau F.Using a multi_year data archive of ERS SAR imagery for the monitoring of firn line positions and ablatio......

Yulong 山上的冰河是在丽江的最重要的吸引力之一，云南，中国。但是它不停地由于全球温暖撤退这些年，它肯定在丽江显著地影响地区性的......