نتایج جستجو برای: water resource

تعداد نتایج: 750498  

2008
Newsha K. Ajami George M. Hornberger David L. Sunding

[1] A proper understanding of the sources and effects of uncertainty is needed to achieve the goals of reliability and sustainability in water resource management and planning. Many studies have focused on uncertainties relating to climate inputs (e.g., precipitation and temperature), as well as those related to supply and demand relationships. In the end-to-end projection of the hydrological i...

Journal: :Technological Forecasting and Social Change 2016

Journal: :international journal of agricultural management and development 2012
morteza tahami pour mohammad kavoosi kalashami

economic valuation of water is useful in the administration and management of water. population growth and urbanization caused municipal water demand increase in iran. limited water resource supply and urban water network capacity raised complexity in water resources management. present condition suggests using economic value of water as a criterion for allocating policies and feasibility study...

Journal: :The New phytologist 2014
Larry C Brouillette Chase M Mason Rebecca Y Shirk Lisa A Donovan

• Plant resource-use traits are generally hypothesized to be adaptively differentiated for populations distributed along resource gradients. Although nutrient limitations are expected to select for resource-conservative strategies, water limitations may select for either resource-conservative or -acquisitive strategies. We test whether population differentiation reflects local adaptation for tr...

2013
Guido Sali Federica Monaco

Water Framework Directive (60/20000/EC), in order to assign an appropriate cost to irrigation water resource, urges member states to introduce the concept of full cost and to adopt economic instruments to improve the efficiency of its allocation. The option to apply a volumetric supply fee promoting the rationalization of the resource, could thus play a role in addressing emerging and future pr...

2001
Xuemei Bai Hidefumi Imura

Sustainable water resource management has become a critical issue for the development of cities that suffer scarce water resources. Tianjin City, located in China’s Huaihe basin, one of the most polluted and water-scarce river basins in the country, is a typical example in which water is posing a major constraint to the development. This paper examines the current status of the use of water res...

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