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Air quality biomonitoring through Olea europaea L.: The study case of “Land of pyres”
Chemosphere ( IF 8.1 ) Pub Date : 2021-06-01 , DOI: 10.1016/j.chemosphere.2021.131052
Francesco Guarino 1 , Giovanni Improta 2 , Maria Triassi 2 , Stefano Castiglione 1 , Angela Cicatelli 1
Affiliation  

The “Land of pyres”, namely “La Terra dei Fuochi”, is an area of Campania region (South-Italy), highly inhabited and comprises between the Provinces of Naples and Caserta, sadly known worldwide for the criminal activities related to the illegal waste disposal and burning. These fires, concomitantly with traffic emissions, might be the source of potential toxic element (PTE) dangerous for the human health and causing pathologies. In the framework of Correlation Health–Environment project, funded by the Campania region, eight municipalities (of area “Land of pyres”) and three remote sites have been bio-monitored using the olive (Olea europaea L.) plants as biomonitors. Leaves of olive plants were collected in each assayed municipality and the concentration of 11 metal(loid)s was evaluated by means of ICP-OES. Our findings revealed that the air of these municipalities was limitedly contaminated by PTE; in fact, only Sb, Al and Mn were detected in the olive leaves collected in some of the assayed municipalities and showed a high enrichment factors (EC) manly due, probably, to the vehicular traffic emissions. Furthermore, the concentrations of the other assayed PTEs were lower than those of Sb, Al and Mn. For these reasons we suppose that their emissions in the troposphere have been and are limited, and they mainly have a crustal origin. Even if our data are very comforting for those urban area, regarded by many as one of the most contaminated one in Italy, a great environment care, in any case, is always needed.



中文翻译:

通过 Olea europaea L. 进行空气质量生物监测:“火堆之地”的研究案例

“火堆之地”,即“La Terra dei Fuochi”,是坎帕尼亚地区(意大利南部)的一个地区,人口稠密,位于那不勒斯省和卡塞塔省之间,可悲的是,与非法活动有关的犯罪活动闻名于世废物处理和燃烧。这些火灾伴随着交通排放,可能是对人类健康有害并导致病理的潜在有毒元素 (PTE) 的来源。在坎帕尼亚地区资助的相关健康-环境项目框架内,已经使用橄榄(Olea europaeaL.) 植物作为生物监测器。在每个测定的自治市收集橄榄植物的叶子,并通过 ICP-OES 评估 11 种金属(类)物质的浓度。我们的调查结果显示,这些城市的空气受到 PTE 的污染有限;事实上,在一些被测定的城市收集的橄榄叶中仅检测到 Sb、Al 和 Mn,并且显示出高富集因子 (EC),这可能是由于车辆交通排放。此外,其他测定的 PTE 的浓度低于 Sb、Al 和 Mn。由于这些原因,我们假设它们在对流层中的排放已经并且是有限的,并且它们主要来自地壳。即使我们的数据对那些被许多人认为是意大利污染最严重的城市地区来说非常令人欣慰,但对环境的重视,

更新日期:2021-06-11
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