نتایج جستجو برای: virtual water

تعداد نتایج: 694375  

Journal: :Journal of Cleaner Production 2022

Limited and uneven distributed water resources have become one of the main obstacles to China's sustainable development, “virtual hypothesis” (VWH) is expected help mitigate stress. This study discusses virtual transfer pattern stress in China from VWH perspective. Economic sectors are divided into land-dependent non-land-dependent according their dependence on specific local land types. Furthe...

Journal: :Resources, Conservation and Recycling 2020

Journal: :SSRN Electronic Journal 2017

Journal: :Environmental Research Letters 2017

Journal: :Environmental Science & Technology 2016

Journal: :Eos, Transactions American Geophysical Union 2011

1999
Jorge F. Trindade Carlos Fiolhais Victor Gil José C. Teixeira

Virtual reality is an emerging computer visualization technology which allows educators to place their students into instructional environments heretofore difficult or impossible to achieve. In order to take full advantage of this technology, a virtual environment, "Virtual Water", is being developed. Virtual reality has been recently employed in a few educational applications, but the project ...

2010
A. Montazar

The great challenge of the agricultural sector is to produce more crop from less water, which can be achieved by increasing crop water productivity. The modernization of the irrigation systems offers a number of possibilities to expand the economic productivity of water and improve the virtual water status. The objective of the present study is to assess the global water productivity (GWP) with...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - پژوهشکده مهندسی فرایند 1395

abstract: mineral scaling in oil and gas production equipment is one of the most important problem that occurs while water injection and it has been recognized to be a major operational problem. the incompatibility between injected and formation waters may result in inorganic scale precipitation in the equipment and reservoir and then reduction of oil production rate and water injection rate. ...

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