Environmental Earth Sciences最新文献

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The effect of wind and solar radiation on deterioration developments in historic buildings: Şeyh Osman Rumi Tomb, Central Turkey 风和太阳辐射对历史建筑老化发展的影响:土耳其中部的谢赫-奥斯曼-鲁米墓
IF 2.8 4区 环境科学与生态学
Environmental Earth Sciences Pub Date : 2024-11-01 DOI: 10.1007/s12665-024-11941-3
M. Ergün Hatır, İsmail İnce, Mustafa Korkanç
{"title":"The effect of wind and solar radiation on deterioration developments in historic buildings: Şeyh Osman Rumi Tomb, Central Turkey","authors":"M. Ergün Hatır,&nbsp;İsmail İnce,&nbsp;Mustafa Korkanç","doi":"10.1007/s12665-024-11941-3","DOIUrl":"10.1007/s12665-024-11941-3","url":null,"abstract":"<div><p>Atmospheric processes play an important role in the deterioration of cultural stone heritage. In the development of these processes, the intensity of solar radiation and wind velocity, to which building stones are exposed, are the factors that directly determine the type and degree of deterioration. These factors play a determinative role in the development of atmospheric processes by varying according to the microclimatic environments around the cultural heritage. Solar and wind simulations can yield effective results in shedding light on the deterioration due to the microclimatic environments where historic buildings are located. In this study, the tomb of Şeyh Osman Rumi, where deteriorations resulting from the microclimatic environment effects created by trees, high buildings, and topography were observed, was examined. To this end, solar and wind effects in the building were investigated by De Luminae software and web-based computational fluid dynamics (CFD) simulation methods, respectively. According to the simulation results, the elements that make up the microclimatic environment caused variability in capillary levels by changing the wind direction and velocity with the solar radiation value on the monument facades and directly influenced the type and intensity of deterioration.</p></div>","PeriodicalId":542,"journal":{"name":"Environmental Earth Sciences","volume":"83 21","pages":""},"PeriodicalIF":2.8,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142565900","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Integrating frequency and duration in flood susceptibility assessment: a novel approach for the east coast of Tamil Nadu, India 洪水易发性评估中的频率和持续时间整合:印度泰米尔纳德邦东海岸的新方法
IF 2.8 4区 环境科学与生态学
Environmental Earth Sciences Pub Date : 2024-11-01 DOI: 10.1007/s12665-024-11938-y
Sakthi Kiran Duraisamy Rajasekaran, Selvakumar Radhakrishnan, Lameck Fiwa
{"title":"Integrating frequency and duration in flood susceptibility assessment: a novel approach for the east coast of Tamil Nadu, India","authors":"Sakthi Kiran Duraisamy Rajasekaran,&nbsp;Selvakumar Radhakrishnan,&nbsp;Lameck Fiwa","doi":"10.1007/s12665-024-11938-y","DOIUrl":"10.1007/s12665-024-11938-y","url":null,"abstract":"<div><p>A flood susceptibility assessment is crucial for identifying areas that are susceptible to flooding. This task usually uses models, but prior flood susceptibility assessment models focused on the frequency or duration of floods, not both. Integrating the frequency and duration of floods in susceptibility assessment could provide a more accurate picture of flood susceptibility. This study aimed to utilise and assess a novel integrated model that considers the frequency and duration of floods to categorise vulnerability/susceptibility zones. This study focuses on the multi-hazard zone between Cuddalore and Sirkazhi on the east coast of Tamil Nadu, India. Sentinel-1 A and RISAT-1 A Synthetic Aperture Radar (SAR) images were analysed using the Classification and Regression Tree (CART) classifier. Eight SAR images were used to study the persistence and temporal evolution of flooding over 49 days in 2015, along with multi-temporal datasets for 2015, 2018, and 2019. The classification of flood-susceptibility zones based on the frequency and duration of flooding yielded an accuracy of 0.87, whereas the integrated model scored 0.96 in all matrices. The hybrid integrated analysis provided a comprehensive understanding of the area’s flooding system, identifying the southern part of the study area as the most susceptible. The proposed model recommends a frequency-duration-based approach to demarcate flood susceptibility zones and potentially improve flood susceptibility assessments and management strategies.</p></div>","PeriodicalId":542,"journal":{"name":"Environmental Earth Sciences","volume":"83 21","pages":""},"PeriodicalIF":2.8,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142565901","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Possibility of Monte Carlo simulation for predicting radioactivity in the Baghak, NE Iran 蒙特卡罗模拟预测伊朗东北部巴格哈克放射性的可能性
IF 2.8 4区 环境科学与生态学
Environmental Earth Sciences Pub Date : 2024-11-01 DOI: 10.1007/s12665-024-11940-4
Zahra Varmazyari, Seyyed Saeed Ghannadpour
{"title":"Possibility of Monte Carlo simulation for predicting radioactivity in the Baghak, NE Iran","authors":"Zahra Varmazyari,&nbsp;Seyyed Saeed Ghannadpour","doi":"10.1007/s12665-024-11940-4","DOIUrl":"10.1007/s12665-024-11940-4","url":null,"abstract":"<div><p>Uranium deposits are found in various geological environments; therefore, these exist in almost all geological phases: in high degree of metamorphic, metasomatic, Metamorphism, Surficial and Volcanic to Sedimentary perimeters. In this study, the amount of uranium in the Baghak mine (as a case study) was predicted using piecewise regression and Monte Carlo simulation at a 90% confidence level. To this end, 151 geochemical samples from the study area were analyzed, with rare earth elements, thorium, and yttrium selected as independent parameters due to their highest correlation with uranium. An equation was derived for estimating uranium levels, showing a high correlation (86%) with actual data. Based on the final model, 2,200 random data points for uranium were generated, with the mean differing by only 0.1 (logarithmic unit of concentration) from actual values. This indicates the model’s high accuracy in simulating real values. The simulated values closely matched actual values based on the density function, confirming the model’s validity. In this area, the confidence interval for uranium is from 1.8 to 2.6 based on logarithmic calculations. Finally, the independent parameters were prioritized based on their impact on predicting uranium levels. This research could be considered a practical tool for assessing and predicting uranium concentrations in various regions and could aid in improving mineral resource management.</p></div>","PeriodicalId":542,"journal":{"name":"Environmental Earth Sciences","volume":"83 21","pages":""},"PeriodicalIF":2.8,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142565899","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Environmental capacity simulation and source analysis of toxic metals in soils of Wucaiwan mining area, Xinjiang, China 中国新疆五彩湾矿区土壤中有毒金属的环境容量模拟与来源分析
IF 2.8 4区 环境科学与生态学
Environmental Earth Sciences Pub Date : 2024-10-29 DOI: 10.1007/s12665-024-11926-2
Dejun Yang, Minyue Wang, Xiang Gao, Huawei Zhu, Yu Zhang
{"title":"Environmental capacity simulation and source analysis of toxic metals in soils of Wucaiwan mining area, Xinjiang, China","authors":"Dejun Yang,&nbsp;Minyue Wang,&nbsp;Xiang Gao,&nbsp;Huawei Zhu,&nbsp;Yu Zhang","doi":"10.1007/s12665-024-11926-2","DOIUrl":"10.1007/s12665-024-11926-2","url":null,"abstract":"<div><p>The problem of toxic metal pollution in the soil of mining areas accompanied by coal mining cannot be ignored. Taking the mining area of Wucaiwan in Xinjiang as the research subject, the content characteristics of soil toxic metals were sampled and analyzed. We calculated the rotation factor loading coefficients and further performed principal component analysis to resolve the sources of toxic toxic metals. We analyze the individual environmental capacity index and integrated environmental capacity index to reflect the environmental capacity level. The temporal change trend of soil environmental capacity was studied, and the correlation between environmental capacity, pH and organic carbon was explored. The results showed that (1) the average value of Cd content in the soil of the study area exceeded the background value, and the size of the total environmental capacity was ranked as Cr &gt; Ni &gt; Pb &gt; Cu &gt; Cd; (2) the size of the average individual environmental capacity index was ranked as Cu (1.15) &gt; Cr (1.10) &gt; Ni (1.04) &gt; Pb (1.03) &gt; Cd (0.96), and the comprehensive environmental capacity index was 1.06 (3) the cumulative contribution of the first three main components of soil toxic metals reached 91.55%, and the presumed sources were soil parent material, coal combustion and dustfall, respectively; (4) the correlation between the existing capacities of different toxic metals was strong, and the existing capacity of Pb was highly significantly and positively correlated with the organic carbon content.</p></div>","PeriodicalId":542,"journal":{"name":"Environmental Earth Sciences","volume":"83 21","pages":""},"PeriodicalIF":2.8,"publicationDate":"2024-10-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142524488","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Soil quality under different tree species in an urban university campus: a multidimensional study 城市大学校园不同树种下的土壤质量:一项多维研究
IF 2.8 4区 环境科学与生态学
Environmental Earth Sciences Pub Date : 2024-10-28 DOI: 10.1007/s12665-024-11902-w
Abhishek Nandal, Sunita Rani, Surender Singh Yadav, Naveen Kaushik, Naveen Kataria, Pritam Hasanpuri, Rattan Lal
{"title":"Soil quality under different tree species in an urban university campus: a multidimensional study","authors":"Abhishek Nandal,&nbsp;Sunita Rani,&nbsp;Surender Singh Yadav,&nbsp;Naveen Kaushik,&nbsp;Naveen Kataria,&nbsp;Pritam Hasanpuri,&nbsp;Rattan Lal","doi":"10.1007/s12665-024-11902-w","DOIUrl":"10.1007/s12665-024-11902-w","url":null,"abstract":"<div><p>Soil is vital for food security and ecosystem nutrient recycling. Rapid infrastructure development projects requiring mineral resource extraction have led to an overall decrease in soil quality. Due to a higher environmental footprint, the soil quality in cities has declined quickly, necessitating continuous monitoring and evaluation. Educational institutions are traditionally not considered for such monitoring. Thus, the present study investigated the soil status under 10 different tree species at Maharshi Dayanand University (MDU) located in Rohtak city. Using various digital and volumetric methods, 20 physicochemical parameters including sand, silt, clay, pH, electrical conductivity (EC), organic matter (OM), macronutrients and micronutrients, etc., were analyzed. Sampling was performed at four depths (0–10, 10–20, 20–30 and 30–40 cm) to collect a total of 40 composite samples. Repeated measures of one-way analysis of variance (ANOVA) and pairwise comparison were used to detect significant differences. Soil parameters were significantly different among various tree species (<i>p &lt;</i> 0.05). The soil nutrient index value (SNIV) classified sand (3), pH (2.62), Ca<sup>2+</sup> (2.82), Cu (2.60) and Fe (2.65) in the high fertility class. Network analysis demonstrated the effects of physicochemical parameters on OM and nutrients. The structural stability index (SSI) appropriated 50% of the samples as thoroughly degraded (SSI &lt; 5%). Principal component analysis (PCA) produced five significant components and designated N, P, Cu and OM as the most critical soil chemistry variables. Hierarchical cluster analysis (HCA) produced 3 clusters for tree species with similar soil properties. The soil under <i>F. virens</i> is the most productive. Overall, the campus soil is alkaline, nutrient deficient and surface layers are more fertile. The results obtained and the customized solutions provided in this article may help to improve the campus soil and aid in sustainable soil use, conservation and management. This may also encourage other campuses around the globe to assess their soil status.</p></div>","PeriodicalId":542,"journal":{"name":"Environmental Earth Sciences","volume":"83 21","pages":""},"PeriodicalIF":2.8,"publicationDate":"2024-10-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142519140","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Sustainable utilization of geosystems: editorial to the topical collection 地质系统的可持续利用:专题集社论
IF 2.8 4区 环境科学与生态学
Environmental Earth Sciences Pub Date : 2024-10-26 DOI: 10.1007/s12665-024-11914-6
Olaf Kolditz, Ulf Hünken, Peter Dietrich
{"title":"Sustainable utilization of geosystems: editorial to the topical collection","authors":"Olaf Kolditz,&nbsp;Ulf Hünken,&nbsp;Peter Dietrich","doi":"10.1007/s12665-024-11914-6","DOIUrl":"10.1007/s12665-024-11914-6","url":null,"abstract":"","PeriodicalId":542,"journal":{"name":"Environmental Earth Sciences","volume":"83 21","pages":""},"PeriodicalIF":2.8,"publicationDate":"2024-10-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://link.springer.com/content/pdf/10.1007/s12665-024-11914-6.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142518606","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Saltwater intrusion simulations in coastal karstic aquifers related to climate change scenarios 与气候变化情景有关的沿海岩溶含水层盐水入侵模拟
IF 2.8 4区 环境科学与生态学
Environmental Earth Sciences Pub Date : 2024-10-26 DOI: 10.1007/s12665-024-11899-2
Cesar Canul-Macario, Roger Pacheco-Castro, Antonio Hernández-Espriú, Roger González-Herrera, Paulo Salles
{"title":"Saltwater intrusion simulations in coastal karstic aquifers related to climate change scenarios","authors":"Cesar Canul-Macario,&nbsp;Roger Pacheco-Castro,&nbsp;Antonio Hernández-Espriú,&nbsp;Roger González-Herrera,&nbsp;Paulo Salles","doi":"10.1007/s12665-024-11899-2","DOIUrl":"10.1007/s12665-024-11899-2","url":null,"abstract":"<div><p>Coastal zones are crucial ecosystems supporting significant biodiversity and pertinent socio-economic activities. However, anthropogenic development contributes to socio-environmental complexities, particularly public water supply threats caused by climate change. This research presents a case study on the north-western coast of Yucatan, Mexico, which models potential saltwater intrusion in groundwater for multiple projections of sea level rise and recharge change due to climate change and its implications for the public water supply of the regional population and ecosystem. For this purpose, a previously calibrated and validated numerical model is employed, adapting its boundary conditions, keeping its calibrated hydrogeologic parameters, and considering the 2040 and 2100 climate change projections. Simulation results show that under these projections, significant saltwater intrusion may occur, reducing freshwater thickness due to increased salinity in groundwater and a loss of freshwater sources resulting from brackish-saline wedge intrusion. These scenarios are of particular concern as freshwater in this coastal region is the main source for public water supply and for freshwater input in coastal ecosystems. Moreover, this study underscores the susceptibility of karstic aquifers to salinization, especially in the face of rising sea levels, given their unique hydrogeological characteristics and substantial responsiveness to marine forcings. In spite of the uncertainties in global climate change predictions, this study enhances our understanding of the dynamics of these unique aquifers, and presents future saltwater intrusion projections that offer valuable technical insights to design and implement pertinent and resilient coastal aquifer management strategies.</p></div>","PeriodicalId":542,"journal":{"name":"Environmental Earth Sciences","volume":"83 21","pages":""},"PeriodicalIF":2.8,"publicationDate":"2024-10-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://link.springer.com/content/pdf/10.1007/s12665-024-11899-2.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142518600","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Unusual conditions for the formation of linear discontinuous deformations triggered by underground mining 地下采矿引发的线性不连续变形的异常形成条件
IF 2.8 4区 环境科学与生态学
Environmental Earth Sciences Pub Date : 2024-10-26 DOI: 10.1007/s12665-024-11910-w
Piotr Strzałkowski, Roman Ścigała
{"title":"Unusual conditions for the formation of linear discontinuous deformations triggered by underground mining","authors":"Piotr Strzałkowski,&nbsp;Roman Ścigała","doi":"10.1007/s12665-024-11910-w","DOIUrl":"10.1007/s12665-024-11910-w","url":null,"abstract":"<div><p>The occurrence of linear discontinuous deformations, primarily manifesting as ground steps, is becoming increasingly prevalent in mining and post-mining areas. These deformations present a significant hazard to structures, as there are no effective protective measures currently available. An important aspect of these deformations is that they can occur several decades after mining operations have ceased, making it crucial to understand their causes and conditions of formation. This paper presents a detailed case study of ground step formation that resulted in substantial damage to storage halls. Through comprehensive analyses of geological and mining conditions, combined with rigorous calculations, the study identifies the most likely factors that triggered the deformation. Notably, these factors differ from those commonly cited in the existing literature, providing a novel contribution to the research on this issue. The findings underscore the necessity for continuous monitoring and reevaluation of post-mining areas to mitigate potential risks and develop more effective protective strategies.</p></div>","PeriodicalId":542,"journal":{"name":"Environmental Earth Sciences","volume":"83 21","pages":""},"PeriodicalIF":2.8,"publicationDate":"2024-10-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://link.springer.com/content/pdf/10.1007/s12665-024-11910-w.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142518604","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Clay rocks—characterization of natural and engineered barriers 粘土岩天然屏障和工程屏障的特征描述
IF 2.8 4区 环境科学与生态学
Environmental Earth Sciences Pub Date : 2024-10-26 DOI: 10.1007/s12665-024-11908-4
Olaf Kolditz, Jens T. Birkholzer, We-Min Ye, Xuerui Wang, Johanna Lippmann-Pipke
{"title":"Clay rocks—characterization of natural and engineered barriers","authors":"Olaf Kolditz,&nbsp;Jens T. Birkholzer,&nbsp;We-Min Ye,&nbsp;Xuerui Wang,&nbsp;Johanna Lippmann-Pipke","doi":"10.1007/s12665-024-11908-4","DOIUrl":"10.1007/s12665-024-11908-4","url":null,"abstract":"","PeriodicalId":542,"journal":{"name":"Environmental Earth Sciences","volume":"83 21","pages":""},"PeriodicalIF":2.8,"publicationDate":"2024-10-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://link.springer.com/content/pdf/10.1007/s12665-024-11908-4.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142518605","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Inorganic composition of PM2.5 in the lower northern region of Thailand and their potential impact on human health 泰国北部下游地区 PM2.5 的无机成分及其对人类健康的潜在影响
IF 2.8 4区 环境科学与生态学
Environmental Earth Sciences Pub Date : 2024-10-25 DOI: 10.1007/s12665-024-11907-5
Thunwadee Srithawirat, Muhammad Amar Kamaruddin, Murnira Othman, Orachorn Chimjan, Tirthankar Banerjee, Abhishek Singh, Nur Zulaikha Mohd Afandi, Doreena Dominick, Anis Asma Ahmad Mohtar, Mohd Talib Latif
{"title":"Inorganic composition of PM2.5 in the lower northern region of Thailand and their potential impact on human health","authors":"Thunwadee Srithawirat,&nbsp;Muhammad Amar Kamaruddin,&nbsp;Murnira Othman,&nbsp;Orachorn Chimjan,&nbsp;Tirthankar Banerjee,&nbsp;Abhishek Singh,&nbsp;Nur Zulaikha Mohd Afandi,&nbsp;Doreena Dominick,&nbsp;Anis Asma Ahmad Mohtar,&nbsp;Mohd Talib Latif","doi":"10.1007/s12665-024-11907-5","DOIUrl":"10.1007/s12665-024-11907-5","url":null,"abstract":"<div><p>This study aimed to assess the levels of inorganic substances, including trace metals and ionic species in PM<sub>2.5</sub> in a semi-urban region located in the lower northern region of Thailand. It also aims to investigate the potential impacts of trace metals on human health. Samples of PM<sub>2.5</sub> were collected using a low volume air sampler (LVS) with a flow rate of 5 L min<sup>−1</sup> over a period of 24 h. Trace metal concentrations were measured using inductively coupled plasma-mass spectroscopy (ICP-MS) and ionic compositions were determined using ion chromatography (IC). Human health risk evaluations were carried out in accordance with the health risk assessment regulations of the United States Environmental Protection Agency (USEPA). The results of this study showed that the average concentration of PM<sub>2.5</sub> was 69.0 ± 33.4 µg m<sup>−3</sup> above the standards set by USEPA for a 24 h average. Source identification using principal component analysis (PCA) based on trace metal and ion compositions suggested that the main sources of PM<sub>2.5</sub> were crustal elements (28%) and a combination of biomass burning and motor vehicles (19%). High enrichment factor (EF) values (&gt; 100) for As, Cd, and Pb indicated that these metals were significantly enriched and greatly influenced by anthropogenic sources. The trace metal hazard quotients (HQ) and excess lifetime cancer risks (ELCR) were within acceptable limits. This study suggests the need for an awareness of PM<sub>2.5</sub> emissions and their trace metal compositions, especially from motor vehicles and biomass burning.</p></div>","PeriodicalId":542,"journal":{"name":"Environmental Earth Sciences","volume":"83 21","pages":""},"PeriodicalIF":2.8,"publicationDate":"2024-10-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142518715","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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