基于随机森林模型的内陆干旱区植被指数变化与驱动力分析: 以北天山北坡中段为例

张文强, 罗格平, 郑宏伟, 王浩, HAMDI Rafiq, 何惠丽, 蔡鹏, 陈春波

Analysis of vegetation index changes and driving forces in inland arid areas based on random forest model: a case study of the middle part of northern slope of the north Tianshan Mountains

ZHANG Wen-Qiang, LUO Ge-Ping, ZHENG Hong-Wei, WANG Hao, HAMDI Rafiq, HE Hui-Li, CAI Peng, CHEN Chun-Bo

表1 北天山北坡中段相关数据来源

Table 1 Data source of the middle part of northern slope of the north Tianshan Mountains

数据 Data 数据类型 Data type 空间分辨率 Spatial resolution 数据时段 Acquisition time 数据来源 Data source MODIS-NDVI 栅格 Raster 1 km 2000-2015 https://code.earthengine.google.com Landsat TM/ETM/OLI 栅格 Raster 30 m 2000, 2005, 2010, 2015 https://earthexplorer.usgs.gov 气象数据 Meteorological data 站点 Station - 2000-2015 中国气象科学数据共享服务网(http://data.cma.cn/)、当地气象局 China meteorological data sharing service system (http://data.cma.cn/), local weather bureau 土地利用类型 Land use type 矢量 Vector - 2000, 2005, 2010, 2015 中国科学院新疆生态与地理研究所对地观测与系统模拟实验室 Earth observation and systems simulation laboratory, Xinjiang institute of ecology and geography, Chinese Academy of Sciences 放牧数据 Grazing data 栅格、站点 Raster, station 0.083 33° 2000, 2005, 2010, 2015 世界粮农组织(FAO)(http://www.fao.org/livestock-systems/en/)、2015年野外实测数据、新疆统计年鉴 Food and Agriculture Organization (http://www.fao.org/livestock-systems/en/), field data in 2015, Xinjiang statistical yearbook