scholarly journals Exploring public perceptions of tradable credits for congestion management in urban areas

Cities ◽  
2020 ◽  
Vol 107 ◽  
pp. 102877
Author(s):  
Lizet Krabbenborg ◽  
Niek Mouter ◽  
Eric Molin ◽  
Jan Anne Annema ◽  
Bert van Wee
2020 ◽  
Vol 12 (5) ◽  
pp. 2076 ◽  
Author(s):  
Zuzana Drillet ◽  
Tze Fung ◽  
Rachel Leong ◽  
Uma Sachidhanandam ◽  
Peter Edwards ◽  
...  

Urban vegetation is important in providing ecosystem services to people. Different urban vegetation types provide contrasting suites of ecosystem services and disservices. Understanding public perceptions of the ecosystem services and disservices can therefore play an important role in shaping the planning and management of urban areas. We conducted an online survey (n = 1000) to understand how residents in the tropical city of Singapore perceived urban vegetation and the associated ecosystem services and disservices. The questionnaire was designed to explore whether different urban vegetation types (grass, shrubs, trees, trees over shrubs, and secondary forest) were perceived as equal in providing benefits. Respondents considered ecosystem services provided by urban vegetation to be more important than disservices. Among ecosystem services, regulating services were most highly rated, with more than 80% of the respondents appreciating urban vegetation for providing shade and improving air quality. Respondents recognized that different vegetation types provided different ecosystem services. For example, secondary forest was most commonly associated with education and wildlife, while trees were strongly associated with cooling and air quality. We conclude that in developing plans and designs for urban vegetation and ecosystem services, it is important to understand the perceptions, priorities, and concerns of residents.


2021 ◽  
Vol 3 ◽  
Author(s):  
Shah Md. Atiqul Haq ◽  
Mohammad Nazrul Islam ◽  
Ankita Siddhanta ◽  
Khandaker Jafor Ahmed ◽  
Mohammed Thanvir Ahmed Chowdhury

In the context of rapid climate change, it is important to understand public perceptions of urban green spaces (UGSs), because green spaces have enormous potential as instruments for climate change adaptation and mitigation, and because the development of such spaces both requires and benefits from public support. This article attempts, through an extensive literature review, to understand convergences and divergences in perceptions of urban green spaces (UGSs) of city dwellers around the world and to identify gaps in the existing research. Additionally, the article explores research into the benefits associated with urban green spaces, including health (e.g., physical and mental), social (e.g., social networks and social relationships), economic (e.g., employment and income generation), and environmental (e.g., ecosystem services and biodiversity). This article further seeks to identify the extent to which urban residents have been found to perceive the roles UGSs can play in climate change adaptation and mitigation, and cultural exchange. Based on studies conducted in different countries over the past decade, this paper integrates environmental, social, cultural, and economic aspects of urban greening to provide insight into the similarities and differences in perceptions of urban green spaces and suggest approaches to building climate change resilient urban communities. This paper finds justification for: encouraging the use of integrated, multidisciplinary approaches, using innovative tools, for both the study and practical development of UGSs; conducting a greater number of studies of newer urban areas in developing countries; and considering the diverse disadvantages as well as the advantages of UGSs in order to support the continued development and expansion of this critical climate-friendly infrastructure. The more that residents' perceptions of and attitudes toward UGSs are incorporated into the design of such spaces, the more successful they will be at providing the myriad benefits they have the potential to offer.


2019 ◽  
Vol 11 (3) ◽  
pp. 564 ◽  
Author(s):  
Samantha Redman ◽  
Kerri Jean Ormerod ◽  
Scott Kelley

Urban water managers are increasingly interested in incorporating reclaimed water into drinking supplies, particularly in rapidly growing arid and semi-arid urban areas, such as the western United States. Northern Nevada is one location that is considering augmenting drinking water supplies with reclaimed water, a practice that is known as planned potable water reuse. Potable water reuse can expand water supply and reduce wastewater disposal. However, past studies have shown that the introduction of potable reclaimed water can be controversial and requires an understanding of public perceptions of the resource prior to implementation. This study explores the factors that influence whether or not respondents in northern Nevada express willingness to drink reclaimed water. We pay specific attention to the degree to which self-identification as an urban, suburban, or rural resident influences how people consider using treated wastewater for both potable and non-potable purposes. To address this, we conducted a survey to assess community perceptions of reclaimed water use and applications in northern Nevada in the spring of 2018. We find that years spent living in the home and a respondent being female are negative and significant predictors of being willing to drink reclaimed water, while having heard of reclaimed water before and self-identification as a suburban resident are positive and significant predictors. As the region becomes more developed, particularly in its growing suburbs, it is essential to understand the nature of the interests and concerns regarding water resources and the expanded use of reclaimed water.


Author(s):  
Asriani Asriani ◽  
Wa Embe ◽  
Fitria Nafu ◽  
Dhian Herdhiansyah

Consumption of vegetables in the community continues to increase along with the increase in population. Hydroponics is an innovation in agriculture that was developed to increase vegetable production in order to support national food security. This study aims to determine public perception on the Starterkit Wick Hydroponic method of vegetable plants. The location of the study was conducted in Wawowanggu District, Kendari City. Sampling was done by purposive sampling technique. The method used in this research is a descriptive qualitative analysis method with a Likert Scale which is used to measure attitudes, opinions and people's perceptions of the Starterkit Wick Hydroponics method of vegetable plants. Based on the research results obtained by community perceptions of the Starterkit Wick Hydroponics program for vegetable crops based on factors such as narrow land use, good quality, free of pests and diseases, practical, many nutrients, rapid plant growth, suitable for urban areas and as agro-tourism. In general and overall public perceptions of the hydroponic method for starterkit wick systems are at an average value of 3.58 with a high category


2018 ◽  
Vol 3 (8) ◽  
pp. 180
Author(s):  
Herwina Rosnan ◽  
Nuraisyah Chua Abdullah

Bicycle sharing has gained popularity across the world especially in developed countries. Bicycle sharing is a non-polluting and healthy mode of transportation. Compared to motorised mode of transportation, bicycle sharing is seen as a good alternative for the environment. Particularly in urban areas where pollution from vehicles’ emission is a concern. Bicycle sharing is relatively new to Malaysian citizens. Hence, the primary objective of the study is to examine public perceptions towards bicycle sharing. Primary and secondary data was collected and analysed. The findings indicate that the public do not really appreciate the concept of bicycle sharing. Policy can be directed towards supporting bicycle sharing.eISSN: 2398-4287 © 2018. The Authors. Published for AMER ABRA cE-Bs by e-International Publishing House, Ltd., UK. This is an open access article under the CC BYNC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/). Peer–review under responsibility of AMER (Association of Malaysian Environment-Behaviour Researchers), ABRA (Association of Behavioural Researchers on Asians) and cE-Bs (Centre for Environment-Behaviour Studies), Faculty of Architecture, Planning & Surveying, Universiti Teknologi MARA, Malaysia.DOI: https://doi.org/10.21834/e-bpj.v3i8.1411


2018 ◽  
Vol 30 (1) ◽  
pp. 1-10 ◽  
Author(s):  
Guangzhi Zang ◽  
Meng Xu ◽  
Ziyou Gao

High-occupancy vehicle (HOV) lanes, which are designed so as to encourage more people to use high-capacity travel modes and thus move more people in a single roadway lane, have been implemented as a lane management measure to deal with the growing traffic congestion in practice. However, the implementation has shown that some HOV lanes are not able to achieve the expected effects without proper HOV lane settings. In this study, the tradable credits scheme (TCS) is introduced to improve the HOV lane management and an optimal capacity of HOV lanes in a multilane highway is investigated to match TCSs. To approach the investigation, a bilevel programming model is proposed. The upper-level represents the decision of the highway authority and the lower-level follows the commuters’ user equilibrium with deterministic demand. The potential influence of TCSs is further investigated within the proposed framework. A modified genetic algorithm is proposed to solve the bilevel programming model. Numerical examples demonstrate that combining TCSs with the HOV lane management can obviously mitigate traffic congestion.


2015 ◽  
Vol 58 (2) ◽  
pp. 98-118 ◽  
Author(s):  
FELIPE PEREIRA LOUREIRO ◽  
FELICIANO DE SÁ GUIMARÃES ◽  
ADRIANA SCHOR

Abstract This paper analyses public opinion during the João Goulart government in Brazil (1961-1964), focusing on public perceptions on domestic and foreign policies. We employ a recently declassified public opinion survey conducted on behalf of United States Information Agency (USIA) in urban areas. We found that the Brazilian public opinion was somewhat coherent, supporting redistributive reforms domestically and a neutralist approach in foreign affairs.


2021 ◽  
Vol 44 (3) ◽  
pp. 246-261
Author(s):  
Lizet Krabbenborg ◽  
Eric Molin ◽  
Jan Anne Annema ◽  
Bert van Wee

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