نتایج جستجو برای: water harvesting

تعداد نتایج: 575898  

Journal: :Periodicals of Engineering and Natural Sciences (PEN) 2018

Journal: :Journal of physics 2021

Abstract Previously, the threats of negative effects caused from burning process fossil fuels is somewhat alarming which it may lead to acid rain, increasing greenhouse emissions and global warming. Based on highlighted issue, this study aims develop a system where input power came water pipes energy harvesting system. Water will be designed using polyvinyl chloride turbines, transform kinetic ...

Journal: :ACS Nano 2021

Access to clean water is a global challenge, and fog collectors are promising solution. Polycarbonate (PC) fibers have been used in but with limited efficiency. In this study, we show that controlling voltage polarity humidity during the electrospinning of PC improves their surface properties for collection capability. We experimentally measured effect both morphology chemistry fiber on potenti...

Journal: :Angewandte Chemie 2022

Atmospheric water harvesting (AWH) is regarded as one of the promising strategies for freshwater production desirable to provide sustainable landlocked and arid regions. Hygroscopic materials have attracted widespread attention because their performance. However, introduction many inorganic salts often leads aggregation leakage issues in practical use. Here, polyzwitterionic hydrogels are devel...

2013
Sadashiv Pradhan Dhiraj Patil A. V. Chitre Y. H. Dandawate

In country like India where an amount of precipitation is limited to specific period (monsoon season) and if not utilized, water becomes a scary resource. At this same time the present statistics about the average water table in the country indicates a rapid fall in the level. There is an immense need to make a proper utilization of water and increase in ground water level by means of rain wate...

Journal: :Science 2017
Duc Thuan Bui Kian Jon Chua Jeffrey M Gordon

Kim et al (Reports, 28 April 2017, p. 430) presented results for the solar-driven harvesting of water from air via metal-organic frameworks as a prodigious potential advance toward remedying global water shortages. Basic thermodynamics and a survey of multiple off-the-shelf technologies show that their approach is vastly inferior in efficiency (and thereby in feasibility) to available alternati...

2013
Mohamad Bakir

This paper attempts to describe the state of Rainwater Harvesting (RWH) techniques and the contributions of GIS and Remote Sensing (RS) technologies for RWH in The Syrian Desert (AL-Badia). Studies were conducted using physiographic factors of The Syrian Desert (the natural factors, the climatic factors, the pastoral cover, and animal wealth) for the applications of GIS and Remote sensing techn...

2008
Ree-Ho Kim Sangho Lee Jung-Hun Lee Young-Min Kim

Rainwater utilization has great potentials for recovering hydrological cycles, for buffering extreme run-off situations in the watercourses, and for reducing the costs for water supply in urban area. However, little information is available on the water qualities and runoff properties of collected rainwater, which is critical for efficient design and maintenance strategies of rainwater harvesti...

2014
Mohamed Elhag Jarbou A. Bahrawi

The amount of water on earth is the same and only the distribution and the reallocation of water forms are altered in both time and space. To improve the rainwater harvesting a better understanding of the hydrological cycle is mandatory. Clouds are major component of the hydrological cycle; therefore, clouds distribution is the keystone of better rainwater harvesting. Remote sensing technology ...

Journal: :Emerging Infectious Diseases 1997
L. R. Beuchat J. H. Ryu

In the past decade, outbreaks of human illness associated with the consumption of raw vegetables and fruits (or unpasteurized products produced from them) have increased in the United States. Changes in agronomic, harvesting, distribution, processing, and consumption patterns and practices have undoubtedly contributed to this increase. Pathogens such as Listeria monocytogenes, Clostridium botul...

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