نتایج جستجو برای: waste generation

تعداد نتایج: 432561  

رضایی نیا, سلیمه, ززولی, محمدعلی, فرزاد کیا, مهدی, محمود خانی, روح‌الله, یگانه بادی, مجتبی,

Background and purpose: Physical analysis of solid waste is the first step in waste management. In Iran, no data is available about rural solid wastes in the country. The aim of this study was to determine qualitative and quantitative analysis of rural solid wastes in Iran. Materials and methods: In this cross-sectional study, the data for national rural solid waste in 2012 was obtained from...

Building industry as one of the greatest industries in Iran comprises a significant share of waste generation in the country. Since a large quantity of the generated construction waste is buried due to the lack of a recycling protocol, it leads to an undesired waste of resources and causes severe environmental issues. This paper provides a study on the problem of material loss/construction wast...

ژورنال: سلامت و محیط زیست 2021

Background and Objective: The purpose of this study was to use the HELP model to estimate the leachate generation rate and its pattern in a landfill located in the semi-arid region of Iran. Materials and Methods: The input data for the model were collected through fieldwork. To evaluate the accuracy of outputs, the actual amount of leachate production has been measured on-site for 10 months. ...

2016
E. B. Tambe

Municipal solid waste (MSW) characterisation across socioeconomic residents is necessary for planning sustainable solid waste management. In view of planning for Kumba municipality in the South West Region of Cameroon, three types of socioeconomic residents classified as low, medium and high income residential areas were randomly sampled. In each residential area, 32 households were sampled fol...

2012

Overview Learning Objectives 2.1 Waste Stream Assessment (WSA) 2.1.1 Rationale for analysis 2.1.2 Field investigation 2.2 Waste Generation and Composition 2.2.1 Waste generation 2.2.2 Waste composition 2.2.3 Factors causing variation 2.3 Waste Characteristics 2.3.1 Physical characteristics 2.3.2 Chemical characteristics 2.4 Health and Environmental Effects 2.4.1 Public health effect 2.4.2 Envir...

Journal: :Waste management & research : the journal of the International Solid Wastes and Public Cleansing Association, ISWA 2016
Esubalew Tesfahun Abera Kumie Abebe Beyene

An increase in the number of health institutions, along with frequent use of disposable medical products, has contributed to the increase of healthcare waste generation rate. For proper handling of healthcare waste, it is crucial to predict the amount of waste generation beforehand. Predictive models can help to optimise healthcare waste management systems, set guidelines and evaluate the preva...

Journal: :iranian journal of public health 0
r noori dept. of environmental engineering, graduate faculty of environment, university of tehran, iran ma abdoli dept. of environmental engineering, graduate faculty of environment, university of tehran, iran m jalili ghazizade dept. of environmental engineering, graduate faculty of environment, university of tehran, iran r samieifard dept. of environmental engineering, graduate faculty of environment, university of tehran, iran

background: municipal solid waste (msw) is the natural result of human activities. msw generation modeling is of prime im­portance in designing and programming municipal solid waste management system. this study tests the short-term pre­diction of waste generation by artificial neural network (ann) and principal component-regression analysis. methods: two forecasting techniques are presented in...

Ali Asghar Ebrahimi, Mehdi Mokhtari, Omid Abbasi, Roohollah Askari, Sara Jambarsang,

Introduction: About 50 to 70 percent of the waste management total cost is spent on collection operations, so any little progress in reducing collection costs could significantly reduce total costs. This study aimed to analyze the collection and transportation of municipal solid waste cost in Yazd in the next 15 years. Materials and Methods: The study location (five areas) was different urban ...

2015
Yasuhiro Matsui Do Thi Thu Trang Nguyen Phuc Thanh

This study was conducted to provide a detailed description of waste generation and characteristics from a traditional market in Hue city, located in central Vietnam. The authors conducted a waste generation survey and a waste composition survey for 309 stalls/vendors in five markets by 17 business categories for 10 consecutive days. The waste generation rates by stall/vendor and by floor area w...

2000

Source reduction efforts have helped to keep waste generation rates under control. The state of the economy has a direct impact on consumption and waste generation. With the strong economic growth that has occurred throughout the 1990's, waste generation has continued to increase. Despite this, the total per capita waste generation has remained unchanged from 1997 to 1998. On-site yard waste co...

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