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Investigating the link between cyclist volumes and air pollution along bicycle facilities in a dense urban core

机译:调查人口稠密的城市中心沿自行车设施的骑自行车者数量与空气污染之间的联系

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摘要

In this paper we explore the air pollution levels along types of bicycle facilities using a NO_2 land use model previously developed for Montreal. We explore potential associations between bicycle volumes through signalized intersections and pollution levels at those intersections. We further investigate this relationship through the comparison of over thirty cycling corridors as well as an evaluation of the potential exposure of cyclists to air pollution along five routes. We observe NO_2 concentrations to be positively correlated with bicycle flows at the intersection level. We also observe that corridors with either a bicycle path or cycle track generally rank higher in terms of bicycle volume and also have higher NO_2 concentrations than corridors without bicycle facilities. This indicates that intersections and bicycle facilities with a large number of cyclists are also those characterized with the highest air pollution levels.
机译:在本文中,我们使用以前为蒙特利尔开发的NO_2土地利用模型探索了自行车设施类型中的空气污染水平。我们通过信号交叉口和这些交叉口的污染水平探讨了自行车容积之间的潜在关联。我们将通过比较三十多个自行车道以及评估五条路线上自行车手可能受到空气污染的影响,来进一步研究这种关系。我们观察到NO_2浓度与交叉路口自行车流量呈正相关。我们还观察到,具有自行车道或自行车道的走廊通常比不带自行车设施的走廊的自行车容积更高,并且NO_2浓度也更高。这表明具有大量骑自行车者的十字路口和自行车设施也是空气污染水平最高的特征。

著录项

  • 来源
    《Transportation Research》 |2012年第8期|p.619-625|共7页
  • 作者单位

    Department of Civil Engineering and Applied Mechanics, McCill University, Montrial, QC, Canada H3A 2KB;

    Department of Civil Engineering and Applied Mechanics, McCill University, Montrial, QC, Canada H3A 2KB;

    Environmental Health Science and Research Bureau, Health Canada, Ottawa, ON, Canada K1A 0K9;

    Division of Clinical Epidemiology, Department of Medicine, McCill University Health Centre, Royal Victoria Hospital, Montrial, QC, Canada H3A 1A1;

    Department of Geography, McCill University, Montrial, QC, Canada H3A 2K6;

    Department of Civil Engineering and Applied Mechanics, McCill University, Montrial, QC, Canada H3A 2KB;

  • 收录信息
  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类
  • 关键词

    bicycling; air pollution; bicycle facilities; cyclist exposure;

    机译:骑自行车;空气污染;自行车设施;骑自行车的人暴露;

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