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STUDY ON DESERTIFICATION MONITORING FROM 2000 TO 2014 AND ITS DRIVING FACTORS THROUGH REMOTE SENSING IN NINGXIA，CHINA
Ningxia Desertification Rainfall Use Efficiency Grey Relational Analysis Driving Factors Precipitation
2018/5/17
Due to the implementation of national policy, the desertification in Ningxia has been gradually reduced, but the overall situation of desertification is still serious. Rainfall Use Efficiency(RUE) can...
新疆哈密大南湖地区为我国典型的干旱—半干旱地区中的荒漠区,研究该地区天然植被近年来在全球气候变化背景下的发育状况具有重要意义。为此,使用Landsat遥感数据、数字高程模型及当地气象数据,采用像元二分模型提取植被覆盖度; 通过相关分析,研究该地区1992—2014年间天然植被的时空变化特点。结果表明,23 a来该区植被覆盖度有增加的趋势; 植被覆盖度整体上与地形高度呈弱正相关,局部植被密集处往往是...