摘要
分析比较了国内外常用的一些干旱指数如降水量距平、标准化降水指数及PDSI等的原理和计算方法。对美国和中国国家级干旱监测业务的发展与现状进行了综述,并详细地介绍了两国干旱监测业务流程、监测方法、产品内容及各自的干旱等级规定、影响评估及预警情况等。
The meanings and methods of several drought indices such as precipitation anomaly, Standardized Precipitation Index and Palmer Drought Severity Index etc. are presented and compared. The operational drought monitoring systems in the U.S.A. and China are also (introduced,) (including) the monitoring tools, magnitudes of drought and assessments of drought impacts.
出处
《气象》
CSCD
北大核心
2005年第7期6-9,共4页
Meteorological Monthly
基金
中国气象局气象新技术推广项目"干旱监测方法优化完善与推广应用"(CMATG2005M03)资助。
