Mapping wetland changes in China between 1978 and 2008

查看全文 作　　者：NIU [1]ZhenGuo;ZHANG [1]HaiYing;WANG [1]XianWei;YAO [2]WenBo;ZHOU [3]DeMin;ZHAO [4]KuiYi;ZHAO [1]Hui;LI [1]NaNa;HUANG [1]HuaBing;LI [5]CongCong;YANG [6]Jun;LIU [1]CaiXia;LIU [1]Shuang;WANG [1]Lin;LI [1]Zhan;YANG [5]ZhenZhong;QIAO [1]Fei;ZHENG [1]YaoMin;CHEN [7]YanLei;SHENG [8]YongWei;GAO [9]XiaoHong;ZHU [10]WeiHong;WANG [11]WenQing;WANG [12]Hong;WENG [13]YongLing;ZHUANG [14]DaFang;LIU [14]JiYuan;LUO [15]ZhiCai;CHENG [5]Xiao;GUO [1]ZiQi;GONG [1,2,7]Peng

机构地区：[1]State Key Laboratory of Remote Sensing Science,Jointly Sponsored by Institute of Remote Sensing Applications,Chinese Academy of Sciences and Beijing Normal University,Beijing 100101,China;[2]Ministry of Education Key Laboratory for Earth System Modeling,Center for Earth System Science,Institute for Global Change Studies,Tsinghua University,Beijing 100084,China;[3]Department of Resource Environment and Tourism,Capital Normal University,Beijing 100037,China;[4]Northeast Institute of Geography and Agricultural Ecology,Chinese Academy of Sciences,Changchun 130012,China;[5]Department of Geography and Remote Sensing,Beijing Normal University,Beijing 100875,China;[6]College of Forestry,Beijing Forestry University,Beijing 100083,China;[7]Department of Environmental Science,Policy and Management,University of California,Berkeley,94720,USA;[8]Department of Geography,University of California,Los Angeles,90095,USA;[9]Department of Life and Geographic Sciences,Qinghai Normal University,Xining 810008,China;[10]Department of Geography,Yanbian University,Yanbian 133002,China;[11]School of Environment and Ecology,Xiamen University,Xiamen 361005,China;[12]School of Geographical Information Science,Hohai University,Nanjing 211100,China;[13]School of Surveying and Mapping Transportation Engineering,Southeast University,Nanjing 210096,China;[14]Institute of Geographical Sciences and Natural Resources Research,Chinese Academy of Sciences,Beijing 100101,China;[15]School of Surveying and Mapping,Wuhan University,Wuhan 430079,China

出　　处：《Chinese Science Bulletin》索引2012年第57卷第22期,共11页

基　　金：supported by the National High-tech R&D Program of China(2009AA122003) 摘　　要：Four wetland maps for all China have been produced,based on Landsat and CBERS-02B remote sensing data between 1978 and 2008 (1978,1990,2000 and 2008).These maps were mainly developed by manual interpretation and validated by substantial field investigation in 2009.Based on these maps,we analyzed the 2008 wetland distribution in China and discussed wetland changes and their drivers over the past 30 years.(i) There were about 324097 km 2 of wetlands in 2008,for which inland marshes or swamps were the most common wetland type (35%),with lakes (26%) second.Most of the wetlands were in Heilongjiang,Inner Mongolia,Qinghai and Tibet,occupying about 55% of the national wetland area.(ii) From 1978 to 2008,China's wetland area continually and significantly decreased,by about 33% based on changes in the wetland map.This was in sharp contrast to the increase in artificial wetlands,which increased by about 122%.Inland marshes accounted for the main loss of total wetlands from 1978 to 2000.From 2000 through 2008,riverine and lacustrine wetlands constituted the main wetland loss.Fortunately however,the rate of wetland loss decreased from 5523 to 831 km 2 /a.(iii) The change ratio of lost natural wetlands (including inland and coastal wetlands) to non-wetlands has decreased slightly over the past 30 years.From 1978 to 1990,nearly all natural wetlands (98%) lost were transformed into non-wetlands.However,the ratio declined to 86% from 1990 to 2000,and to 77% from 2000 to 2008.(iv) All Chinese provinces were divided into three groups according to patterns of wetland changes,which could relate to the driving forces of such changes.Tibet was completely different from other provinces,as it was one representative example in which there was a net wetland increase,because of global warming and decreased human activity since 1990.Increased economic development caused considerable wetland loss in most eastern provinces,and artificial wetlands increased. 关键词：湿地变化中国地图映射地球资源卫星内陆湿地人工湿地全球气候变暖湿地面积

相关文献

参考文献（31）
引证文献（68）
耦合文献（1352）

参考文献(31)

引证文献(68)

耦合文献(1352)

互联网出版许可证新出网证(渝)字10号全国400电话 - 免长途话费

Mapping wetland changes in China between 1978 and 2008

参考文献(31)

引证文献(68)

耦合文献(1352)

用户提示