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Air quality and health impact assessment of a truckers' strike in Sao Paulo state, Brazil: A case study
Urban Climate ( IF 6.4 ) Pub Date : 2020-08-28 , DOI: 10.1016/j.uclim.2020.100687
Daniela Debone , Luciana Ferreira Leite Leirião , Simone Georges El Khouri Miraglia

The frequent diesel oil price adjustments and the cost of freight are among the main reasons for Brazilian truckers' strike that occurred in 2018. This event showed the strong influence of the road transport sector in the economy and air quality on different urban centers of Sao Paulo. Air pollutants concentrations were compared during the strike days and control days, considering equivalent meteorological conditions on regions near to highways. Based on pollution reduction results, we calculated the relative risk and avoided deaths attributed to each pollutant analyzed. Economic impacts were evaluated using the Value of Statistical Life. The assays indicated that air pollutant concentrations were significantly reduced in all analyzed highways. The analyzed stretches of roads showed that associated health impacts were about 1.15 and 3.05 avoided deaths due to reductions of PM10 and NO2, respectively, which represent an economy of almost US$ 8 million during the strike. Estimates for a whole year scenario results in 81 (PM10) and 227 (NO2) potential avoided deaths, considering the reductions achieved during the strike, equivalent to a monetary gain of approximately US$ 579 million annually. Our findings provided evidence to support cleaner transportation investments and air quality mitigation actions.



中文翻译:

巴西圣保罗州卡车司机罢工的空气质量和健康影响评估:一个案例研究

频繁的柴油价格调整和货运成本是2018年巴西卡车司机罢工的主要原因。此事件表明公路运输部门在经济和空气质量方面对圣保罗不同城市中心的强大影响。在罢工日和控制日比较了空气污染物的浓度,同时考虑了高速公路附近地区的等效气象条件。根据减少污染的结果,我们计算了相对风险并避免了归因于每种分析污染物的死亡。使用统计生命值评估经济影响。分析表明,在所有分析的高速公路中,空气污染物的浓度均显着降低。经分析的路段显示,相关的健康影响约为1.15和3。10和NO 2分别代表罢工期间的近800万美元经济。考虑到罢工期间的减少,全年情景的估计结果可导致81(PM 10)和227(NO 2)可能避免的死亡,相当于每年大约5.79亿美元的货币收益。我们的发现为支持更清洁的交通投资和减少空气质量行动提供了证据。

更新日期:2020-08-28
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