开发一个复合干旱指标,用于在MENA地区进行干旱监测
Karim Bergaoui1,2, Makram Belhaj Fraj3,4, Stephen Fragaszy5
1International Water Management Institute (IWMI), Colombo, Sri Lanka. bergaoui@gmail.com.
Scientific reports
|March 5, 2024
概括
约旦,黎巴嫩,摩洛哥和突尼斯的政府机构现在使用综合干旱指标 (CDI) 进行每月干旱管理. 该工具集成了遥感和建模数据,以有效监测农业和生态干旱.
科学领域:
- 环境科学和遥感技术
- 农业气象学和水文学
- 气候变化适应和政策
背景情况:
- 运营性干旱管理需要及时准确的指标,以适应国家环境.
- 现有的干旱监测系统可能无法充分捕捉农业和生态干旱动态.
- 跨国合作对于开发强大而适应性的干旱监测工具至关重要.
研究的目的:
- 为约旦,黎巴嫩,摩洛哥和突尼斯提供共同开发的综合干旱指标 (CDI),用于干旱的操作管理.
- 描述代开发过程,包括验证,利益相关者参与和系统定制.
- 详细说明CDI用于季节性干旱监测的输入,建模程序,生产过程和输出.
主要方法:
- 利用遥感和建模数据 (降水,植被,土壤水分,蒸发.
- 整合了定量和定性验证评估和政策制定者的参与.
- 循序渐进地改进CDI输入数据,建模程序和基于国家背景和约束的集成.
主要成果:
- 在四个北非和中东国家成功共同开发和实施每月的CDI系统.
- 证明了CDI在季节性时间表上监测农业和生态干旱的能力.
- 通过系统改进克服干旱建模挑战,加强运营监测.
结论:
- 综合干旱指标 (CDI) 为国家干旱管理决策提供了量身定制的操作工具.
- 代的共同开发,验证和利益相关者参与是创建突出,可信和合法干旱监测系统的关键.
- CDI的适应性使其能够在面临干旱风险的不同国家环境中支持政策决策.
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