Research Topics
| Hwong Wen MaSummaryAffiliation: National Taiwan University Country: Taiwan Publications
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Detail Information
Publications
Transfer of dioxin risk between nine major municipal waste incinerators in TaiwanHwong-Wen Ma
Graduate Institute of Environmental Engineering, College of Engineering, National Taiwan University, Taipei
Environ Int 28:103-10. 2002..We should also emphasize analyzing dioxin contents in eggs, chicken, and vegetables in order to improve dioxin-related health risk assessments in the future...- Setting information priorities for remediation decisions at a contaminated-groundwater siteHwong Wen Ma
Graduate Institute of Environmental Engineering, National Taiwan University, Taipei, ROC
Chemosphere 46:75-81. 2002..It is found that TCE concentration, vegetable yield, deposition interception fraction of vegetables, and plant surface loss constant, are the four parameters important to the decision-making of the case problem... - Using stochastic risk assessment in setting information priorities for managing dioxin impact from a municipal waste incineratorHwong Wen Ma
Graduate Institute of Environmental Engineering, National Taiwan University, Taipei
Chemosphere 48:1035-40. 2002.... - The effectiveness of a new gas-induced reactor in treating phenolic wastewater by ozonation and hydrogen peroxideHwong Wen Ma
Graduate Institute of Environmental Engineering, National Taiwan University, Taipei, Taiwan
J Environ Sci Health A Tox Hazard Subst Environ Eng 38:619-30. 2003..The primary operational energy used for treating a tonne of wastewater was 66 MJ, giving treatment costs of about USS1.0 per tonne... - MSW management for waste minimization in Taiwan: the last two decadesLi Teh Lu
Graduate Institute of Environmental Engineering, National Taiwan University, 71, Chou Shan Road, 10660 Taipei, Taiwan
Waste Manag 26:661-7. 2006..The second most important factor was the policy of extended producer responsibility, which laid a foundation of recycling by producers and retailers and promoted public recycling... 
The Health Risk assessment of Pb and Cr leached from fly ash monolith landfillMing Lung Hung
Graduate Institute of Environmental Engineering, National Taiwan University, 71 Chou Shan Road, Taipei 106, Taiwan
J Hazard Mater 172:316-23. 2009..43, exceeding the acceptable level. Only under the sealed landfill method was the hazard quotient below 1. It is important to use at least the sealed landfill for fly ash monoliths containing lead to effectively reduce health risks...- The potential of recycling and reusing municipal solid waste incinerator ash in TaiwanChin Ming Huang
National Taiwan University, Graduate Institute of Environmental Engineering, 71, Chou Shan Road, Taipei, 106, Taiwan, Republic of China
Waste Manag 26:979-87. 2006..The procedures of evaluation have been proposed in the performance criteria to be included in the proposed decision-making process of ash utilization... - Integrating input output analysis with risk assessment to evaluate the population risk of arsenicHwong Wen Ma
Graduate Institute of Environmental Engineering, National Taiwan University, 71 Chou Shan Rd, Taipei, Taiwan 106
Environ Sci Technol 46:1104-10. 2012..The electricity supply, steelmaking industry, and cement kilns are the major sectors, not only because their emissions directly cause risk but also because they have a stronger influence on the risk generated by other sectors... - Assessing the health risk of reuse of bottom ash in road pavingHsiu Ching Shih
Graduate Institute of Environmental Engineering, National Taiwan University, Taipei 106, Taiwan
Chemosphere 82:1556-62. 2011..Furthermore, control of the using duration of road pavement is an essential factor of management and regulations to minimize the leaching of the hazardous constituents into the groundwater and subsequent contamination of food chain... - Toxicity measurements in aqueous solution during ozonation of mono-chlorophenolsNeng Chou Shang
Graduate Institute of Environmental Engineering, National Taiwan University, 71 Chou Shan Rd, Taipei, Taiwan, ROC
J Environ Manage 78:216-22. 2006.... - Assessment of water quality management with a systematic qualitative uncertainty analysisChi Feng Chen
Graduate Institute of Environmental Engineering, National Taiwan University, Taipei, Taiwan
Sci Total Environ 374:13-25. 2007..Consequently, the risk or evidence of the success of outcomes will be obtained. The incorporation of the systematic consideration of qualitative uncertainty into water quality management is expected to refine the decision-making process... - Identification of pollution source of cadmium in soil: application of material flow analysis and a case study in TaiwanLi Teh Lu
Graduate Institute of Environmental Engineering, National Taiwan University, No 71, Chou Shan Road, Taipei, Taiwan
Environ Sci Pollut Res Int 14:49-59. 2007..Therefore, this study attempts to identify the pollution sources of Cd in soil in Taiwan as well as to find the solution to the above-mentioned, outstanding issue by way of a methodology termed Material Flow Analysis (MFA)... - Site-specific health risk assessment of dioxins and furans in an industrial region with numerous emission sourcesWei Yu Kao
Graduate Institute of Environmental Engineering, National Taiwan University, 71 Chou Shan Road, Taipei 106, Taiwan
J Hazard Mater 145:471-81. 2007..The information has driven the local government to conduct more complete assessment and at the same time to consider enforcing a stricter local standard of dioxin emissions in the Siaogang District... - Oxidation of methyl methacrylate from semiconductor wastewater by O3 and O3/UV processesNeng Chou Shang
Graduate Institute of Environmental Engineering, National Taiwan University, 71 Chou Shan Road, Taipei 106, Taiwan
J Hazard Mater 147:307-12. 2007..The possible scheme of the decomposition pathway of MMA under the ozonation process is proposed in this study. Formic acid and acetic acid were found to be the main ozonated intermediates... - Life cycle risk assessment of bottom ash reuseHsiu Ching Shih
Graduate Institute of Environmnental Engineering, National Taiwan University, 71, Chou Shan Road, Taipei 106, Taiwan
J Hazard Mater 190:308-16. 2011..Although the population risk at the treatment stage was the highest, the smaller size of exposed population would make it quite effective to reduce the risk of the laborers... - Applying multi-criteria decision-making to improve the waste reduction policy in TaiwanJun Pin Su
Graduate Institute of Environmental Engineering, National Taiwan University, Taipei, Taiwan
Waste Manag Res 28:20-8. 2010..In the case study, reinforcement of MSW sorting was shown to be the best practice. The model in this study can be applied to other cities faced with the waste reduction problems... - A multidimensional environmental evaluation of packaging materialsChien Chung Huang
Graduate Institute of Environmental Engineering, National Taiwan University, Taipei, Taiwan, ROC
Sci Total Environ 324:161-72. 2004..To present the process of this new evaluative framework, packaging materials are selected as the case study in this paper... - Combining the cost of reducing uncertainty with the selection of risk assessment models for remediation decision of site contaminationYen Chuan Chen
Graduate Institute of Environmental Engineering, National Taiwan University, 71 Chou Shan Road, Taipei 106, Taiwan
J Hazard Mater 141:17-26. 2007..Finally, the most appropriate model can be selected based on the convergence ratio and cost. A case of a contaminated site is used to demonstrate the methodology... - Assessment of the value of reducing uncertainty by sampling in a groundwater remediation systemHwong Wen Ma
Graduate Institute of Environmental Engineering, National Taiwan University, 71 Chou Shan Rd, Taipei, Taiwan 106
Sci Total Environ 402:9-17. 2008..It also shows that the risk after remediation decreases with the collection of more samples, which implies that the reduction of risk can also be used to assess the value of sampling... - A systemic health risk assessment for the chromium cycle in TaiwanHwong Wen Ma
Graduate Institute of Environmental Engineering, National Taiwan University, 71 Chou Shan Rd, Taipei 106, Taiwan
Environ Int 33:206-18. 2007..The concentrations of pollutants in the environmental media, the resultant risks and hazard quotients are calculated with the widely-used CalTOX multimedia model... - Variation of toxicity during the ozonation of monochlorophenolic solutionsNeng Chou Shang
Graduate Institute of Environmental Engineering, National Taiwan University, Taipei, ROC
J Environ Sci Health A Tox Hazard Subst Environ Eng 37:261-71. 2002..These chlorinated by-products may cause greater toxicity than the parent chlorophenols. The required ozone dosage to detoxify the CPs solution into a complete non-toxic condition follows the order: 4-CP > 3-CP > 2-CP... - The uncertainty effects of design flow on water quality managementChi Feng Chen
Graduate Institute of Environmental Engineering, National Taiwan University, 71 Chou Shan Road, Taipei, Taiwan
Environ Monit Assess 144:81-91. 2008..Finally, a refined WLA process is proposed with a re-examination of water quality violation to improve the allocation decision under uncertainty. TaHan River Basin in northern Taiwan is used as a case study... - A novel sustainable decision making model for municipal solid waste managementMing Lung Hung
Graduate Institute of Environmental Engineering, National Taiwan University, 71 Chou Shan Road, Taipei 106, Taiwan, ROC
Waste Manag 27:209-19. 2007..The main feature of CAM is the assessment of the degree of consensus between stakeholders for particular alternatives. A case study for food waste management in Taiwan is presented to demonstrate the practicality of this model... - Development and application of dynamic hybrid multi-region inventory analysis for macro-level environmental policy analysis: a case study on climate policy in TaiwanChia Wei Chao
Graduate Institute of Environmental Engineering, National Taiwan University, 71 Chou Shan Road, Taipei City, 106, Taiwan
Environ Sci Technol 47:2512-9. 2013..The observations from the case study reveal that DHMRI is capable of overcoming the limitations of existing assessment tools at macro-level evaluation of environmental policies... - Model comparison for risk assessment: a case study of contaminated groundwaterYen-chuan Chen
Graduate Institute of Environmental Engineering, National Taiwan University, 71 Chou-Shan Road, Taipei 106, Taiwan
Chemosphere 63:751-61. 2006..It is also shown that the identification of important parameters and exposure pathways, and implicitly, the subsequent design of uncertainty reduction and risk management measures, would be better-formed... - An investigation on the potential of metal recovery from the municipal waste incinerator in TaiwanNae Wen Kuo
Graduate Institute of Tourism and Health Science, National Taipei College of Nursing, P O Box 22 96, Taipei 10699, Taiwan
Waste Manag 27:1673-9. 2007..69 x 10(2), 1.46 x 10(4), 4.91 x 10(4), 6.92 x 10(1), 5.10 x 10(4), 1.85 x 10(4) and 4.66 x 10(3) ton/yr, respectively... - Quantifying and reducing uncertainty in life cycle assessment using the Bayesian Monte Carlo methodShih-Chi Lo
Graduate Institute of Environmental Engineering, National Taiwan University, 71 Chou-Shan Rd, Taipei 106, Taiwan
Sci Total Environ 340:23-33. 2005..A better informed decision can therefore be made based on the clearer and more complete comparison of options... - Effect of fulvic acid on the sorption of Cu and Pb onto gamma-Al2O3Chung Hsin Wu
Department of Environmental Engineering and Health, Yuanpei Institute of Science and Technology, 306 Yuanpei Street, Hsinchu, Taiwan ROC
Water Res 37:743-52. 2003..Cu and Pb species were modeled in heterogeneous systems using triple-layer model. Simulation results indicated that metal species are dominantly in complexation with fulvic acid, both in solution and at the gamma-Al(2)O(3) surface...