نتایج جستجو برای: waste free
تعداد نتایج: 593273 فیلتر نتایج به سال:
objective: dental solid wastes often contain hazardous substances. the first step of management of dental solid wastes includes detection and classification of these substances. this study aimed to qualitatively and quantitatively assess the management of solid wastes by dental offices in urmia city in 2013. methods: this descriptive study was conducted on all private dental offices in urmia ci...
Solid waste is a significant and growing problem in many urban areas of the developing world. Current systems of waste management in most developing country cities are very rudimentary at best and are grossly inefficient and ineffective. Uncontrolled landfill disposal of solid waste is a pervasive problem which causes a range of external costs, including human health hazards. This paper sets ou...
Solid waste management practices itself is far from satisfactory, in India. Added to the above, is another problem of recent origin i.e. E-waste handling and management which has complicated waste management due to their unique properties than other solid wastes. The generation, separation, recycling and recovery of precious metals are still in its nascent state, almost all over India. In order...
Moving toward a sustainable industrial activity requires an effective waste management that is applicable and efficient for all different types of industrial wastes .Waste minimization as the most acceptable option in waste management hierarchy, has a significant contribution in minimizing the solid wastes generated by manufacturing industries. The absence of appropriate policy, lack of awarene...
There is a concern that mismanagement of medical waste in developing countries may be a significant risk factor for disease transmission. Quantitative estimation of medical waste generation is needed to estimate the potential risk and as a basis for any waste management plan. Dhaka City, the capital of Bangladesh, is an example of a major city in a developing country where there has been no rig...
4. With an aim to improve the waste management, Mongolia developed the following regulations: “A rule on classification, collection, temporary storage, transportation, treatment of hazardous wastes” (2002); “Regulation and procedures on disposal and landfill of hazardous waste of business entities, and requirements on waste containers and waste disposal sites” (2006); “Methodology for calculati...
Sub-critical water (sub-CW) technology was used as a new technology with environmental and financial benefits for the recovery of harmful heavy metal ions Cd (II), Zn (II), Cu (II), Fe (II), Mn (II) and Ni (II) in the waste of Japanese scallop Patinopecten yessoensis. The metals are responsible for environmental problems owing to the large amount of the waste. This study proposes a new method u...
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This publication has been produced with the assistance of the European Union. The contents of this publication are the sole responsibility of ECRAN and can in no way be taken to reflect the views of the European Union.
In this issue: Report on Sardinia 2015; IWWG Task Group Landfill Aeration: report on workshop during Sardinia 2015; News from the latest IWWG Managing Board Meeting; announcement of ICLRS 2016 – 9th Intercontinental Landfill Research Symposium, announcement of Venice 2016 – 6th International Symposium on Energy from Biomass and Waste, announcement of CRETE 2016 – 5th International Conference on...
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