21世纪初中国北方地区植被变化特征分析

被引:4
作者
王筝 [1 ]
赵天保 [1 ]
侯美亭 [1 ,2 ]
延晓冬 [1 ,3 ]
机构
[1] 中国科学院大气物理研究所
[2] 中国气象局气象干部培训学院
[3] 北京师范大学
关键词
植被覆盖变化; 增强型植被指数(EVI); 遥感数据;
D O I
暂无
中图分类号
Q948 [植物生态学和植物地理学];
学科分类号
071012 ; 0713 ;
摘要
利用增强型植被指数(EVI)作为植被活动的指标,用MODIS-EVI时间序列数据定量分析了2000~2009年间中国北方地区EVI的变化规律。结果表明:1)21世纪初中国北方地区植被覆盖总体改善,局部退化,10年来区域年平均EVI增加5.97%;2)逐季节平均EVI均呈现上升趋势,春季、秋季上升幅度小,夏季、冬季上升幅度大;3)中国北方地区植被稀少的区域呈减少趋势,同时单位面积EVI增加,植被生长更加茂盛;4)中国北方地区EVI变化空间异质性大。东北平原、华北平原、黄土高原和新疆农业区显著增加,东北和西部部分地区植被退化。
引用
收藏
页码:156 / 164
页数:9
相关论文
共 18 条
[1]  
Response of terrestrial carbon uptake to climate interannual variability in China. Cao M K,Prince S D,Li K R,et al. Global Change Biology . 2003
[2]  
GLOBCOVER-A Global LandCover Service with MERIS. Arino O,Leroy M,Ranera F,et al. Proceedings of the ENVISATSymposium . 2007
[3]  
Monitoring biospherevegetation1998–2009. Gobron N,Belward A,Pinty B,et al. Geophysical Research Letters . 2010
[4]  
The land use and land cover change database and its relative studies in China[J]. LIU Jiyuan, LIU Mingliang, DENG Xiangzheng, ZhuangDafang,ZHANG Zengxiang, LUO Di(1. Inst. of Geographic Sciences and Natural Resources Research, CAS, Beijing 100101, China;2. Inst. of Remote Sensing Applications, CAS, Beijing 100101, China).  Journal of Geographical Sciences. 2002(03)
[5]   Temporal patterns of land-use change and carbon storage in China and tropical Asia [J].
R. A. Houghton .
Science China Life Sciences, 2002, (S1) :10-17
[6]  
Relation between interannualvariations in satellite measures of northern forest greenness and climatebetween1982and1999. Zhou L M,Kaufmann R K,Tian Y,et al. Journal of Geophysical Research . 2003
[7]  
A comparison of vegetation indices over a global set of TM images for EOS-MODIS[J] . A.R. Huete,H.Q. Liu,K. Batchily,W. van Leeuwen. &nbspRemote Sensing of Environment . 1997 (3)
[8]  
Increasing terrestrial vegetation activity in China, 1982–1999[J] . Jingyun Fang,Shilong Piao,Jinsheng He,Wenhong Ma. &nbspScience in China Series C: Life Sciences . 2004 (3)
[9]  
Solomon,A.M.,Shugart,H.H. Vegetation Dynamics and Global Change . 1993
[10]   利用归一化植被指数研究植被分类、面积估算和不确定性分析的进展 [J].
陈朝晖 ;
朱江 ;
徐兴奎 .
气候与环境研究, 2004, (04) :687-696