[PDF] Top 20 Spatial and temporal variations in the accuracy of meteorological drought indices

... of drought indices in different ...seven meteorological drought indices and they found that the SPI ranked highly in terms of robustness, sophistication and ...seven drought ... See full document

... of drought have been done on the national and regional levels in ...seven meteorological drought indices for diverse climates in Iran (arid to very humid ...for drought monitoring on ... See full document

... for drought analysis and monitoring. Among these, objective indices are the most widely used, but subjectivity in the definition of drought has made it very difficult to establish a unique and ... See full document

... large-scale drought monitoring to compensate for the deficiency and discontinuity of meteorological ...sensed drought indices (RSDIs) to represent the spatio–temporal variations ... See full document

... monitor drought conditions within Colorado, ...different drought classes as described in ...other drought indices and this makes it flexible for wide applications [16] ...a drought ... See full document

... of drought risk ...different drought indices that are effectively continuous functions of rainfall and other hydro- meteorological ...of drought indices have been introduced and ... See full document

... the spatial and temporal characteristics of meteorological and vegetative drought in Tigray (Northern ...of drought over the last decade, compared to northern and western ...Such ... See full document

... Drought is a major environmental disaster in many parts of the ...of drought can aid planning and decision-making. Drought indices derived from in-situ meteorological data have coarse ... See full document

... hydro- meteorological induced disasters are registered in developing ...countries. Variations and trends in extreme climate events are more sensitive to climate changes than to the mean ... See full document

... only meteorological (and not hydro- logical) indices have so far been used to describe the spatial– temporal characteristics of the drought of 2015, providing important knowledge about ... See full document

... region. Drought preparedness and mitigation depends upon timely information on drought onset, development in time and spatial ...continuous drought monitoring, which is normally performed ... See full document

... The per capita GDP of counties and cities with good statistics was used as a ca- pacity factor for disaster prevention and mitigation. The higher the GDP, the stronger the cold wave disaster prevention and mitigation ... See full document

... The coordinate system conversion of weather radar data is a basic and important process because it can be a factor to measure the accuracy of radar precipitation rate by comparison with the ground rain gauge. We ... See full document

... high spatial resolution it is preferred to use Regional Climate Models (RCMs) to properly simulate the important ...high spatial resolutions (around 50 km or ...(a drought index to identify ... See full document

... To simulate the hydrological response of the Lerma catch- ment, we use HydroGeoSphere (Therrien, 2006), a three- dimensional, fully coupled, integrated hydrological model, based on partial differential equations. In ... See full document

... compare drought indices: our comparison of the corre- lation coefficients between hydrological variables and drought indices ...six drought indices, including SPI, SPEI, PDSI, ... See full document

... specify a flexible semiparametric model for the entire quantile process across all covariates and quantile levels. We assume the quantile function at each quantile level is a linear combination of the covariates and ... See full document

... Some of the physicochemical parameters that affect the quality of water and sediment include pH, temperature, EC, solids, nitrate, DO, BOD, chloride, sulphate, and phosphate [6]. The physicochemical parameters may be ... See full document

... the spatial resolution and include systematic biases precluding their immediate application to the assessment of climate change ...and meteorological variables through empirical quantile ... See full document

... catchment spatial proximity and catchment similarity of physical properties ...the spatial method, including Kriging interpolation [7] are the examples of catchment spatial proximity ...on ... See full document