17 research outputs found

    Sustainable Waste Management in Malaysia: Leveraging Supply Chain Solutions for a Greener Future

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    Sustainable waste management has become a critical global concern, and Malaysia is no exception. With the country's increasing urbanization and economic growth, waste generation has risen significantly, posing environmental and social challenges. This paper explores the concept of sustainable waste management in Malaysia and proposes leveraging supply chain solutions as a pathway towards a greener future. The study examines the current waste management practices, their limitations, and the potential environmental impacts. It highlights the need for integrated and innovative approaches encompassing the entire waste management supply chain, from collection to disposal. By adopting sustainable supply chain practices, such as waste segregation, recycling, and waste-to-energy conversion, Malaysia can achieve more efficient resource utilization, reduce greenhouse gas emissions, and minimize landfill usage. Furthermore, the paper addresses the role of government policies, private sector engagement, and public awareness in fostering a successful transition towards sustainable waste management. The findings and recommendations presented in this study contribute to the ongoing efforts to develop a comprehensive and eco-friendly waste management system in Malaysia and serve as a model for other developing nations facing similar challenges

    The Role of Logispreneurs in Advancing Waste Management in Malaysia: Towards a Sustainable Reverse Logistics and Green Future

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    Waste management has emerged as a critical challenge in Malaysia, driven by rapid urbanization, industrialization and changing consumption patterns. In response to these challenges, logispreneurs, a new breed of entrepreneurs with expertise in logistics and supply chain management, have emerged as key players in transforming waste management practices in the country. This research explores the vital roles and contributions of logispreneurs in the context of waste management in Malaysia, focusing on their efforts to enhance efficiency, sustainability, and environmental responsibility. Through a simple literature analysis, this study highlights the multifaceted roles that logispreneurs play in shaping the waste management landscape. They pioneer integrated waste collection and transportation systems, leveraging advanced technologies and data analytics to optimize routes and reduce carbon footprints. Moreover, logispreneurs lead the way in establishing reverse logistics networks for recyclable materials, fostering excellent recycling rates and diverting substantial waste from landfills. Logispreneurs specialize in managing hazardous waste materials, and ensuring safe transportation and disposal while complying with environmental regulations. They also contribute to public awareness and education campaigns, raising consciousness about sustainable waste management practices nationwide. This study elucidates the pivotal role logispreneurs play in revolutionizing waste management practices in Malaysia. Their logistics expertise and environmental consciousness amalgam present a promising pathway toward a sustainable future. By optimizing supply chain efficiencies, driving innovation and embracing social and environmental responsibility, logispreneurs are instrumental in building a resilient waste management ecosystem that ensures preservation of Malaysia's natural resources and safeguards the well-being of its citizens for generations to come

    The relationship between urban street networks and the number of transport fatalities at the city level

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    There are factors that impact traffic safety and the number of accident-related fatalities, such as street users, environment, road design and vehicle characteristics, but there have been limited studies that examine the relationship between street network factors and traffic-related crashes and fatalities at the city level. Therefore, this paper focused on this relationship by introducing urban street network variables, such as blocks per area, nodes per selected areas and length of roads and motorways, as independent variables and the number of fatalities as the dependent variable. This study used Open Street Maps (OSM) and International Association of Public Transport (UITP) data from 20 cities around the world. The number of blocks per area and nodes per selected areas resulted from modifying and analyzing OSM maps in ArcGIS software. The strength of the relationship in this study was found using generalized linear modeling (GLM). The findings of this research indicated that increases in fatalities are correlated with an increasing number of blocks per area, number of nodes per selected areas and length of the motorways. © 2013 Elsevier Ltd

    A pedestrian level of service method for evaluating and promoting walking facilities on campus streets

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    Modern universities seek policies to sustain the streets on their campuses by making campus streets pedestrian-friendly. To maintain inclusive streets, campus designers and planners should consider all users. Currently, there are efforts to evaluate street conditions for pedestrians. However, a limited range of pedestrian facilities and abilities make the results of previous studies insufficient to evaluate and promote inclusive walking facilities. This study attempts to create a foundation for evaluating and improving campus streets for pedestrians. This research presents pedestrian design indicators based on different guidelines that consider various pedestrian needs. This paper also introduces the pedestrian level of service (PLOS) for campuses, which is a measure to evaluate campus street facilities and infrastructure for pedestrians. An analytical point system comparing existing pedestrian facilities to a standard is proposed to estimate this PLOS. Although this method can be utilized on campuses around the world, this research uses it to assess streets on the campus of Universiti Teknologi Malaysia (UTM). This method can identify existing street problems for pedestrians and can be used to propose improvements to existing campus streets. Since this study tries to serve all requirements of pedestrians, specifically vulnerable users whether old or disabled, designers have room to implement accessible routes for pedestrians in campus streets. © 2013 Elsevier Ltd

    A Bicycle Safety Index for Evaluating Urban Street Facilities

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    Objectives: The objectives of this research are to conceptualize the Bicycle Safety Index (BSI) that considers all parts of the street and to propose a universal guideline with microscale details.Method: A point system method comparing existing safety facilities to a defined standard is proposed to estimate the BSI. Two streets in Singapore and Malaysia are chosen to examine this model.Results: The majority of previous measurements to evaluate street conditions for cyclists usually cannot cover all parts of streets, including segments and intersections. Previous models also did not consider all safety indicators and cycling facilities at a microlevel in particular. This study introduces a new concept of a practical BSI to complete previous studies using its practical, easy-to-follow, point system–based outputs.Conclusions: This practical model can be used in different urban settings to estimate the level of safety for cycling and suggest some improvements based on the standards. © 2015, Taylor & Francis Group, LLC

    An urban mobility index for evaluating and reducing private motorized trips

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    peer reviewedModern cities seek policies to sustain their urban mobility by reducing car externalities. To maintain sustainability, urban designers and planners should consider different social, economic, and environmental indicators. Currently, efforts are being made to evaluate the relationship between urban structure and car usage. However, few studies have been conducted to evaluate private motorized trips at the macro-level. This study attempts to create a foundation for evaluating private motorized trips at the city level by introducing an urban mobility index (UMI). UMI is a measure for evaluating transportation in cities at the macro-level. This research presents urban mobility indicators that are correlated to a percentage of daily trips made through private motorized modes in order to calculate UMI. An analytical point system comparing existing cities to the best existing value is proposed in order to estimate this UMI. This research employs the International Association of Public Transport (UITP) as a database. Although this method can be utilized for cities worldwide, this research uses it to assess Hong Kong and Chicago. This method can identify existing problems and can be used to propose solutions for reducing car usage. © 2014 Elsevier Ltd. All rights reserved

    Pedestrian safety index for evaluating street facilities in urban areas

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    The majority of current evaluation methods for assessing pedestrian safety conditions on streets only consider limited facilities that cannot cover all of the safety needs of pedestrians with different ages and abilities. These models are not developed based on sufficient facilities at the micro-level. Several of these studies are limited to evaluating safety at intersections. However, pedestrians also require safety along street segments and in intersections. Accordingly, the objectives of this study are to conceptualize the pedestrian safety index (PSI), which evaluates facilities along the streets for pedestrians. To estimate this PSI, a point system method is proposed that compares existing conditions to a standard. This method can be used to identify existing problems and to propose improvements. In addition, the pedestrian safety enhancements described using this method can enhance the safety of older and disabled pedestrians that suffer the most from a lack of facilities. Although this practical model uses international standards to become universally applicable, one collector street in Singapore is chosen to test the model. Because this study tries to cover various street facilities, the designers can use these results to implement safe routes for pedestrians. © 2014 Elsevier Ltd

    Analysing the Relationship Between Park-and-Ride Facilities and Private Motorised Trips Indicators

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    peer reviewedThe current trend towards sustainable transport planning has led to various studies seeking strategies to reduce private motorised trip externalities in urban areas, but few studies that consider the effectiveness of park-and-ride facilities have been conducted. This paper introduces two models developed to evaluate the relationship between urban travel modes factors and infrastructure factors such as park-and-ride facilities as independent variables and duration and percentage of daily trips by private motorised vehicles as dependent variables. A set of data from 36 cities in different parts of the world was used to examine this relationship in various contexts. The strength of the relationships was estimated by multiple linear regression analysis. Based on the relationships, park-and-ride facilities are not significant factors in reducing the duration and percentage of daily trips by private motorised vehicles. © 2014 King Fahd University of Petroleum and Minerals

    A new assessment model to evaluate the microscale sidewalk design factors at the neighbourhood level

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    peer reviewedTo date, several assessment tools have been developed to evaluate the pedestrian environments and sidewalks at the street and neighbourhood level. While the existing tools that assess sidewalks at the street level consider the microscale sidewalk factors, the assessment tools at the neighbourhood level neglected the importance of microlevel factors for the assessment purpose. In addition, the important role of residents in neighbourhoods in the examination and review procedure of neighbourhood facilities is overlooked. In contrast with previous assessment methods that considered macro and mesoscale factors for assessment purpose, this research has developed an assessment method to evaluate the neighbourhood sidewalks using the microscale factors. This tool has been developed in the form of a questionnaire to assess the sidewalk conditions within the neighbourhoods. The proposed tool has been tested in three neighbourhoods within Johor Bahru District in Malaysia. Most sidewalk factors in these surveys showed moderate to high reliability. The results of using the proposed tool indicate that the tool is capable of identifying the drawbacks of neighbourhood sidewalks. In addition, this tool allows the residents to convey their needs to city planners and ask for improving existing sidewalks. Lastly, the tool appears ready to be used by urban planners and researchers. © 2016 Elsevier Lt

    A new assessment model to evaluate the microscale sidewalk design factors at the neighbourhood level

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    To date, several assessment tools have been developed to evaluate the pedestrian environments and sidewalks at the street and neighbourhood level. While the existing tools that assess sidewalks at the street level consider the microscale sidewalk factors, the assessment tools at the neighbourhood level neglected the importance of microlevel factors for the assessment purpose. In addition, the important role of residents in neighbourhoods in the examination and review procedure of neighbourhood facilities is overlooked. In contrast with previous assessment methods that considered macro and mesoscale factors for assessment purpose, this research has developed an assessment method to evaluate the neighbourhood sidewalks using the microscale factors. This tool has been developed in the form of a questionnaire to assess the sidewalk conditions within the neighbourhoods. The proposed tool has been tested in three neighbourhoods within Johor Bahru District in Malaysia. Most sidewalk factors in these surveys showed moderate to high reliability. The results of using the proposed tool indicate that the tool is capable of identifying the drawbacks of neighbourhood sidewalks. In addition, this tool allows the residents to convey their needs to city planners and ask for improving existing sidewalks. Lastly, the tool appears ready to be used by urban planners and researchers
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