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| 博茨瓦纳欧科范果湿地1972～2000年泛滥方式 | |
| 引用本文： | Jenny M. McCarthy,Thomas Gumbricht,Terence McCarthy,Philip Frost,Konrad Wessels,Frank Seidel.博茨瓦纳欧科范果湿地1972～2000年泛滥方式[J].Ambio-人类环境杂志,2003,32(7):453-457. |
| 作者姓名： | Jenny M. McCarthy Thomas Gumbricht Terence McCarthy Philip Frost Konrad Wessels Frank Seidel |
| 作者单位： | 1. Department of Land and Water Resources Engineering,Royal Institute of Technology,SE-100 44 Stockholm, Sweden 2. Tema Vatten, Linkoping University, SE-581 83 Link(o)ping, Sweden 3. Department 0f Geology University of the Witwatersrand, Private Bag 3, 2050 Wits, South Africa 4. Institutefor Soil,Climate and Water, Private Bag X79, Pretoria 0001,South Africa 5. Department of Geography, University of Maryland,2181 LeFrak Hail, Collage Park, MD 20742,USA 6. 德国德累斯顿技术学院 |
| 摘 要： | 欧科范果三角洲地区泛滥范围年年在变化.这种变化与安哥拉高地集水区的区域性降水及当地降雨量有关.我们采用了1972～2000年的3000多幅卫星图像来描绘湿地的格局,其中从1985～2000年的图像几乎是NOAAAVHRR每日连续传送的,1972年以来的其它图像是从Landsat传感器上传下来的,其连续性次之.对AVHRR图像每10天为一期,用无监督分类方法分成陆地和水体.对LandsatTM和ERS2-ATSR数据进行分析的结果,与测算的淹没区域89%相吻合.结果显示欧科范果湿地近期30年期间的变化约在2450～11400km2之间. |
Flooding Patterns of the Okavango Wetland in Botswana between 1972 and 2000 |
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| Jenny M.McCarthy,Thomas Gumbricht,Terence McCarthy,Philip Frost,Konrad Wessels,Frank Seidel.Flooding Patterns of the Okavango Wetland in Botswana between 1972 and 2000[J].Ambio-A Journal of the Human Environment,2003,32(7):453-457. | |
| Authors: | Jenny MMcCarthy Thomas Gumbricht Terence McCarthy Philip Frost Konrad Wessels Frank Seidel |
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