نتایج جستجو برای: environmental units

تعداد نتایج: 535971  

2013
Golan Bel Yosef Ashkenazy

Golan Bel and Yosef Ashkenazy Department of Environmental Physics, Blaustein Institutes for Desert Research, Ben-Gurion University of the Negev, Sede Boqer Campus 84990, Israel (Dated: May 11, 2014) Abstract Psammophilous plants are special plants that flourish in sand moving environments. There are two main mechanisms by which the wind affects these plants: (i) sand drift exposes roots and cov...

2015
Mark S. Schwartz

It can be argued that of all the issues faced by boards of directors, executives, and managers, unethical corporate activity is one of the most significant in terms of its potential negative impact and one of the most difficult to properly address. The range of illegal and unethical activity taking place is extensive and includes corruption, bribery, receiving and giving gifts and entertainment...

Journal: :Journal of environmental health science & engineering 2016
Mohsen Akbarpour Shirazi Reza Samieifard Mohammad Ali Abduli Babak Omidvar

BACKGROUND Solid Waste Management (SWM) in metropolises with systematic methods and following environmental issues, is one of the most important subjects in the area of urban management. In this regard, it is regarded as a legal entity so that its activities are not overshadowed by other urban activities. In this paper, a linear mathematical programming model has been designed for integrated SW...

2012
Mohammad Ghasemian Parinaz Poursafa Mohammad Mehdi Amin Mohammad Ziarati Hamid Ghoddousi Seyyed Alireza Momeni Amir Hossein Rezaei

BACKGROUND The purpose of this study is environmental impact assessment of the industrial estate development planning. METHODS This cross-sectional study was conducted in 2010 in Isfahan province, Iran. GIS and matrix methods were applied. Data analysis was done to identify the current situation of the region, zoning vulnerable areas, and scoping the region. Quantitative evaluation was done b...

Journal: :تحقیقات آب و خاک ایران 0
مریم اوسط کارشناس ارشد، پردیس کشاورزی و منابع طبیعی کرج احمد حیدری استادیار، پردیس کشاورزی و منابع طبیعی کرج فریدون سرمدیان دانشیار، پردیس کشاورزی و منابع طبیعی کرج

soil organic matter is an indicator of soil, agriculture and environmental quality, playing important roles in soil strength and sound environmental functions. size and chemical fractionation of soil organic matter are long-standing approaches in clarifying their key role in soil processes. twenty seven surface samples (0-20 cm) and 6 pedons from different landform units were sampled and descri...

Journal: :journal of operation and automation in power engineering 2014
m. allahnoori sh. kazemi h. abdi r. keyhani

the microgrid concept provides attractive solutions for reliability enhancement of power distribution systems. normally, microgrids contain renewable-energy-based distributed generation (dg) units, which their output power varies with different environmental conditions. in addition, load demand usually changes with factors such as hourly and seasonal customer activities. hence, these issues hav...

ژورنال: سلامت و محیط زیست 2020

Background and Objective: Global market growth of reverse osmosis (RO) has led to an increase in annual disposal of membrane wastes. Therefore, evaluation of membrane waste management strategies is important to reduce their adverse environmental impacts. Due to the widespread domestic RO membrane market and their economic considerations, this study aims at investigation the direct recycling met...

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