نتایج جستجو برای: water quantity

تعداد نتایج: 626056  

Journal: :IOP conference series 2022

Abstract River is one of the surface water resources used to meet people’s need for daily clean water. Along with population growth, problems related waste produced are also increasing and causing environmental pollution, including river pollution. sustainability issues that has attracted attention various institutions, which Citarum sources raw people in West Java. In this study, analysis cond...

Journal: :اکو هیدرولوژی 0
هانیه نجف زاده کارشناس ارشد بیابان‏زدایی، دانشکدۀ منابع طبیعی، دانشگاه تهران غلامرضا زهتابیان استاد، دانشکدۀ منابع طبیعی، دانشگاه تهران حسن خسروی استادیار، دانشکدۀ منابع طبیعی، دانشگاه تهران علی گلکاریان استادیار، دانشکدۀ منابع طبیعی، دانشگاه فردوسی مشهد

this research was conducted in order to study the effect of climate and geology factors on groundwater sources in mahvelat plain. in order to study the groundwater quality and quantity considering groundwater resources including wells and qanats; using groundwater surface, electric conduction (ec) and the total density solution (tds), the maps of groundwater surface fluctuation and quality para...

Journal: :Journal of water and health 2016
T K Thomas T Ritter D Bruden M Bruce K Byrd R Goldberger J Dobson K Hickel J Smith T Hennessy

Approximately 20% of rural Alaskan homes lack in-home piped water; residents haul water to their homes. The limited quantity of water impacts the ability to meet basic hygiene needs. We assessed rates of infections impacted by water quality (waterborne, e.g. gastrointestinal infections) and quantity (water-washed, e.g. skin and respiratory infections) in communities transitioning to in-home pip...

Journal: :The Journal of General Physiology 1967
John S. Cook

From the ability of a concentrated suspension of human erythrocytes to regulate the pH of unbuffered, anisotonic, external media it is possible to calculate the fractional cell volume in which chloride is dissolved. The difference between this volume and the total cell water gives the nonsolvent water (for chloride) of the cell. Nonsolvent water is less than 3% of the isotonic cell volume. The ...

Journal: :Journal of environmental biology 2007
V Mathivanan P Vijayan Selvi Sabhanayakam O Jeyachitra

Studies on plankton of river Cauvery water, Mettur, Salem District, Tamil Nadu was made to assess the pollution of water from January 2003 to December 2003. The qualitative and quantitative evaluation of the variation in river water showed high quantity of phytoplankton and zooplankton population throughout the study period and rotifers formed dominated group over other groups of organisms. The...

Journal: :Journal of health, population, and nutrition 2002
Wim van der Hoek Sabiena G Feenstra Flemming Konradsen

This study assessed whether availability of water for domestic use had any impact on nutritional status of children in an area where people depend on irrigation water for all their domestic water needs. During May 1998-April 1999, data on the occurrence of diarrhoea among 167 children aged less than five years were collected from 10 villages in the command area of the Hakra 6R canal in southern...

Journal: :International Journal of Water Resources Development 2007

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