نتایج جستجو برای: hydrological drought
تعداد نتایج: 46750 فیلتر نتایج به سال:
With population growth, increasing water demands and climate change the need to understand the current and future pathways to water security is becoming more pressing. To contribute to addressing this challenge, we examine the link between water stress and society through socio-hydrological modeling. We conceptualize the interactions between an agricultural society with its environment in a sty...
Peatlands are an important global carbon reservoir. The continued accumulation of carbon in peatlands depends on the persistence of anoxic conditions, in part induced by water saturation, which prevents oxidation of organic matter, and slows down decomposition. Here we investigate how and over what time scales the hydrological regime impacts the geochemistry and the bacterial community structur...
The baseflow is the drainage from the groundwater and soil water to the streamflow. As one important source of the streamflow, the baseflow could be the main source of the streamflow in the dry season. The Wei River, located in the semi-arid region of the Loess Plateau which is overlain by deep and loose soil, is the largest tributary of the Yellow River. According to former research, most of t...
Investigation of changes in groundwater resources is of great importance in planning and sustainable management of water resources. Knowledge on the relationship between groundwater and drought is prerequisite for water resources management. In this study, climatic variables including evaporation, temperature, precipitation as well as hydrological variables i.e. discharge and groundwater depth ...
Drought is a persistent hazard that impacts the environment, people's livelihoods, access to education and food security. Adaptation choices made by people can influence propagation of this drought hazard. However, few models incorporate adaptive behavior feedbacks between adaptations drought. In research, we present dynamic adaptation modeling framework, ADOPT-AP, which combines socio-hydrolog...
Hydrological drought is assessed through river flow, which depends on runoff and water withdrawal. This study proposed a framework to project future hydrological droughts considering agricultural withdrawal (AWW) for shared socioeconomic pathway (SSP) scenarios. The relationship between AWW potential evapotranspiration (PET) was determined using deep belief network (DBN) model then applied esti...
Drought is known as an environmental phenomenon which leads to socio- economic and environmental issues. Therefore its analysis is crucial for proper management and planning of water resources . The Karkheh River basin is one of the important water resources in Iran and that is located in western Iran. Current paper tries to take one step ahead toward scientific and practical drought manageme...
In recent years, due to the re-occurrence of extreme weathers and the water consumption increasing, Jialing River Basin is suffering drought disasters with characteristics of high frequency and aggravating influence, which seriously impacts on the urban water supply safety. A special study was carried out with respect to the drought status quo and the demand on emergency water supply, and the r...
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