搜索结果: 1-5 共查到“地理学 PAST”相关记录5条 . 查询时间(0.144 秒)
Both marginal fluctuation and areal change were used to detect the accurate dynamics of glacier change in the study area using Landsat MSS, ETM, SPOT HRV and topographic maps based on GIS....
By comparing the oxygen isotopic temperatures recorded by many shallow ice cores from the coastal regions of Antarctica, this paper presents the special characteristics of the temperature ...
Abstract: The west sandy land of the Northeast China Plain is located in the eastern huge sandy belt of mid-latitude in Eurasia and the eastern fringe of desertified land with best bio-cl...
Process and mechanism of arable land change in Hebei Province during the past 50 years
XU Yue-qing
(Institute of Geographical Sciences and Natural Resources Research, CAS, Beijing 10010...
Abstract: Natural conditions in Bashang area are characterized by zonal transitions which are liable to be impacted by natural disasters and intensified human activities. The extremely fra...