نتایج جستجو برای: urban waste

تعداد نتایج: 250045  

2015
Mahmoud A. Hassaan M. A. Hassaan

Solid waste represents a key issue that threatens environmental quality in Egyptian urban areas. One of the most viable options to treat such an issue is to incinerate the collected solid waste for electricity generation, which can reduce the cost of solid waste disposal as well as pollution and generate surplus energy. Selecting appropriate site for a solid waste incineration power plant is a ...

2013
Kwame Nkrumah J. N. Hogarh J. N. Fobil G. K. Ofosu-Budu A. Nyarko

This study examined macro-nutrient content of solid waste compost to determine the potential of the compost for soil fertility amelioration in Ghana. Heavy metal concentrations in the compost were also examined to assess the potential health implication of compost application in urban and peri-urban agriculture. It was observed that the overall NPK concentration was low in the different compost...

2011
Bukola Adeyemi

Environmental hazards of varying magnitude dangerously threaten human and animal lives in most urban centers in Nigeria. As the case of Abuja, Nigeria’s federal capital, used in this study revealed, rapid urbanization, rural-urban migration, little or no town planning efforts coupled with attitudinal irresponsibility, lack of political will, ineptitude and graft have independently and collectiv...

There are a wide range of modern waste disposal systems and the costs of operating them greatly vary. The type of waste disposal system to be used is selected based on the nature of the operation, process and needs of the local community. In Iran, mixed municipal waste with significant contamination and humidity is prevalent. As a result, the most commonly used methods implemented in European a...

2013
Gengyuan Liu Zhifeng Yang Bin Chen Yan Zhang Meirong Su Lixiao Zhang

Waste management is a distinct practice aimed at reducing its effects on health and the environment and increasing energy and material recovery. The urban waste management industry has been slow to adopt new technologies, such as sanitary landfills and incineration, which enable better treatment results. The aim of a thorough ecological-economic evaluation of different treatment technologies is...

Alighadri, Morteza, Dadashkhah, Zeynab, Mokhtari, Ahmad, Nazari, Hadi, Rahmani, Kourosh,

Background: Population growth and increased human activities in urban communities lead to large volumes of waste. This waste volume causes problems for human health and environmental pollution. Recently, a living environment assessment has been developed to improve the situation. The purpose of this study is to compare the environmental impacts of four urban waste disposal scenarios in Rasht ci...

Parthenium hysterophorus, an invasive alien weed, is spreading rapidly across various land uses in Nepal. To understand how Parthenium is spreading across land uses at local scale, occurrence of this weed was recorded and its’ coverage in percent estimated along trails and road network at every 100 meter distance in Kirtipur Municipality of Kathmandu valley. In addition, vegetation sampling was...

2017
Yan Ma Zhenjiang Shen Dingyou Zhou Ke Wang

This century is marked by rapid urbanization. Some statistics predict that the world’s urban population will reach five billion by 2030 (United Nations 2007). This rapid urbanization not only has resulted in expanded land-use, but also has led to population increases in urban areas and development-related environmental impacts. Researchers, therefore, have begun to be concerned about the relati...

2013

Urban planning includes land use management and environmental change. It makes arrangement for community facilities and services. Since, sustainable development has been included as a vital end product of all planning goals it also provides for balanced use of land, housing and transportation and better quality of life. Present urban planning in Pakistan is not ensuring sustainable development ...

Journal: :محیط زیست طبیعی 0
هانی حمزه کلکناری دانشجوی کارشناسی ارشد رشتۀ اقتصاد کشاورزی، دانشگاه فردوسی مشهد محمد قربانی استاد گروه اقتصاد کشاورزی، دانشگاه فردوسی مشهد فرزانه علیپوریان دانشجو کارشناسی ارشد رشتۀ اقتصاد کشاورزی، دانشگاه فردوسی مشهد اهون کاسب دانشجوی کارشناسی ارشد رشتۀ اقتصاد کشاورزی، دانشگاه فردوسی مشهد سعید حطیطه دانشجوی کارشناسی ارشد رشته اقتصاد کشاورزی دانشگاه فردوسی مشهد

considering the increase in waste production, scarcity of land allocated to landfill in urban areas, concerns about ecological damages caused by hazardous waste and damages done to the environment, municipal waste management has become of tremendous importance. the study investigated the behavioral patterns of households regarding waste separation at source using data collected through intervie...

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