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Integrating satellite for drought impact assessment in a developed coastal region

  • Zhiqiang Gao*
  • , Wei Gao
  • *此作品的通讯作者
  • CAS - Institute of Geographical Sciences and Natural Resources Research
  • Colorado State University

科研成果: 书/报告/会议事项章节 › 会议稿件 › 同行评审

摘要

This paper presents a new drought assessment method by spatially and temporally integrating the regional water stress index (RWSI) with the temperature vegetation dryness index (TVDI). With the aid of LANDSAT TM/ETM data, we were able to retrieve the land-use and land-cover (LULC), vegetation indices (VIs), and land surface temperature (LST), and derive three types of TVDI, including TVDI SAVI, TVDI ANDVI and TVDI MSAVI, for the drought impact assessment in a well-developed coastal region, northern China. The classification of four drought impact categories associated with the RWSI values enables us to refine the spatiotemporal relationship between the LST and the VIs in a greater detail. Holistic drought impact assessment between 1987 and 2000 in our study area was carried out by linking RWSI with TVDIs group wise.

源语言英语
主期刊名Remote Sensing and Modeling of Ecosystems for Sustainability VIII
DOI
出版状态已出版 - 2011
已对外发布是
活动Remote Sensing and Modeling of Ecosystems for Sustainability VIII - San Diego, CA, 美国
期限: 22 8月 2011 → 23 8月 2011

丛书

姓名Proceedings of SPIE - The International Society for Optical Engineering
卷8156
ISSN(印刷版)0277-786X

会议

会议Remote Sensing and Modeling of Ecosystems for Sustainability VIII
国家/地区美国
市San Diego, CA
时期22/08/11 → 23/08/11

联合国可持续发展目标

此成果有助于实现下列可持续发展目标:

  1. 可持续发展目标 15 - 陆地生物
    可持续发展目标 15 陆地生物

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