نتایج جستجو برای: lake urmia basin
تعداد نتایج: 97887 فیلتر نتایج به سال:
introduction common pool water resources (cpwrs) face overuse and congestion due to increased competition for the non-excludability and subtractability nature of their use. in the cpwrs conflicts, beneficiaries base their actions on individual rationality which negatively affect all users eventually due to the lack of trust between them, their self-optimizing tendencies, and inadequate informat...
Abstract This study investigates the future changes in precipitation extreme indices Lake Urmia Basin during period 2021–2100 compared to base (1987–2016), based on Coupled Model Intercomparison Project Phase 5 models. Trend analysis was performed using Mann–Kendall test and Sen's estimator. The output of these models downscaled by Long Ashton Research Station Weather Generator method for repre...
According to the reports of the International Panel Climate Change (IPCC) there is no doubt about climate change occurring. All ecosystems on the earth have being concerned by the effects of climate change. Urmia lake basin and its rivers exposed to numerous anthropogenic stressors such as hydrological, morphological, connectivity and water quality pressures. The main objective of this study is...
â lake urmia, the third hyper-saline lake in the world and because of its climatic, economic, social and ecological/environmental importance is a populated region in iran. recently, severe drought periods and low water levels are causing problems in this lake. therefore, it is urgent and desirable to evaluate urmia water level fluctuations in a scientific ways. urmia lake water level the same ...
Abstract Growing agricultural and domestic demand exacerbates water shortages globally, creating substantial environmental challenges, especially in lakes wetlands ecosystems. This paper presents a stationary policy to restore sustain the level natural using new version of hedging rule that accounts for time-dependent allocation municipal sectors under different climate change projections. The ...
Considering the complexity of hydrological processes, it seems that multivariate methods may enhance the accuracy of time series models and the results obtained from them by taking more influential factors into account. Indeed, the results of multivariate models can improve the results of description, modeling, and prediction of different parameters by involving other influential factors. In th...
Precise forecasting of streamflow is crucial for the proper supervision water resources. The purpose present investigation to predict successive-station using Gated Recurrent Unit (GRU) model and quantify impact input information (i.e., precipitation) uncertainty on GRU model’s prediction Generalized Likelihood Uncertainty Estimation (GLUE) computation. Zarrineh River basin in Lake Urmia, Iran,...
in this study some thermodynamic parameters including freezing point, boiling point and the vapor pressure of urmia lake salt water were investigated as some important environmentally monitored physicochemical properties of urmia lake. in this regard salt concentration is chiefly responsible for the modification of the thermodynamic properties of urmia lake water which affects its overall envir...
abstract recent global warming has led to a change in the global hydrological cycle and an increase in extreme events such as flood and drought at the global and continental scales. however, at the regional scale, the magnitude of warming and the resulting changes in water resources are different from one region to another. unlike air temperature whose increase is evident throughout the world, ...
Investigating Settlement Patterns in Silveh Region of Piranshahr, South Lake Urmia based GIS analysis
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