نتایج جستجو برای: water shortage

تعداد نتایج: 563405  

Journal: :Water 2021

Assessing the fairness of water resource allocation and structural shortage risks is an urgent problem that needs to be solved for optimal resources. In this study, we established a new multi-objective optimization model resources based on fairness. We propose improved NSGA-III reference point selection strategy (ARNSGA-III) solve model. The superiority method was proven by comparing it with th...

Increasing population leads to intensification of water shortage problems in arid regions. Agriculture sector is the main user of water in Iran. Bushehr province with an arid and semiarid climate is located in the south of Iran. Improvement of water productivity (WP), the value or benefit derived from the use of water, is essential in the agriculture sector for achieving food security and susta...

2014
Shu-Qing Yang

Water shortage can be caused by population growth that drives the growth of water demand for domestic, agricultural and industrial purposes. Water shortage in water-rich areas can be also caused by water pollution. The water problem caused by poor quality and insufficient quantity has been widely noted and well informed among the researchers, decision makers and ordinary people, but not much re...

2006
Yongqiang Zhang Martin Wegehenkel

Water shortage is a serious constraint on crop production on the North China Plain (NCP), where cropland is mainly irrigated by pumping groundwater from alluvial aquifers. To develop a sustainable ground water and irrigation management strategy, we developed a three-layer soil water balance model which is easy to use, robust, but physically based simulation tool. The model successfully simulate...

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