Drought is a complex phenomenon that strong indices should be used to quantifying it.
Reconnaissance drought index (RDI) is very strong index that extensively used in drought …

Drought is one of the most common natural events that have a great negative impact on
agriculture and water resources. Recently, a new index for drought assessment and …

Drought is one of the main natural causes of damages to the ecosystems, agricultural
productions, water resources, etc. Many indices have been developed to assess drought …

Drought is one of the natural disasters that in comparison with the other disasters are of
tremendous importance due to intensity, duration, areal extent, economic damages and long …

Drought is one of the most common natural events that have a great negative impact on
agriculture and water resources. Recently, a new index for drought assessment and …

Drought detecting is a necessary aspect of drought risk management. It is generally
performed usingdifferent drought indices that are effectively continuous functions of rainfall …

Drought is a natural disaster that occurs frequently or intermittently and affects all economic,
social, and environmental aspects of a society. The present study is an attempt to compare …

The aim of this study is to test how effective and physically correct are the mathematical
approaches of operational indices used by relevant National Agencies across the globe. To …

Drought has been identified as one of the significant complicated natural disasters
exacerbated by land degradation and climate change. Hence, monitoring drought and …

Six meteorological drought indices including percent of normal (PN), standardized
precipitation index (SPI), China-Z index (CZI), modified CZI (MCZI), Z-Score (Z), the aridity …