Drought: the 'creeping disaster': effects on aquatic ecosystems

Source: Land and Water Australia
"In this report the author has documented the major findings evident from the literature, and provided some suggestions on future research directions. This report is mainly concerned with hydrological drought, which is manifested in both the availability of surface water and the levels of groundwater. There are numerous indices for drought detection and severity, and those applicable to hydrological drought are briefly examined."