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Impact of Mixed Sources on the Atmospheric Aerosols of Urbanized Areas in the Philippines
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Soil Quality and Heavy Metal Source Analyses for Characteristic Agricultural Products in Luzuo Town, China
Published 2025-06-01“…The results show the following: (1) The average concentrations of all heavy metals exceeded local background values, with Cr and Hg surpassing the screening thresholds from China’s “Soil Pollution Risk Control Standards” (GB 15618-2018). (2) The results of the Moran’s index show that, except for Hg and Cd, all the elements had a high spatial autocorrelation, and there are two potential highly polluted areas in the study area. (3) Soils were generally uncontaminated or low risk, with Hg and Cd as the primary ecological risk contributors. (4) Five sources were quantified: fertilizer and pesticide sources (32.28%); mixed sources of fertilizer, pesticides, and manure (14.15%); mixed sources of traffic activities and agricultural waste discharge (19.95%); natural sources (20.55%); and incineration sources (13.07%). …”
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Risk assessment and sources associated with potentially toxic elements in suspended particulate matter: A karst river perspective in active mining area
Published 2024-12-01“…Furthermore, mixed sources, mining-related sources and As were identified as priority control factors in the study area. …”
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El Perú celebrado y las narrativas críticas: tensiones en la conmemoración del bicentenario de la independencia (2016-2023)
Published 2023-12-01“…To address this issue, secondary and mixed sources will be reviewed: official documents of the Special Bicentennial Project, photos of demonstrations, political cartoons, and testimonies related to the narratives that emerged between 2016 and 2023.…”
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Organic sources in the Egyptian seawater around Alexandria coastal area as integrated from polycyclic aromatic hydrocarbons (PAHs)
Published 2017-09-01“…Some stations displayed mixed sources in comparison to many other studied marine systems, the PAH concentrations detected at Alexandria area were considered to be higher and pose health risks to aquatic bodies.…”
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Distribution Characteristics, Ecological Risks, and Source Identification of Heavy Metals in Cultivated Land in Xingyang City
Published 2024-04-01“…Industrial, natural, and the mixed sources of agricultural fertilizer and coal-burning are the main sources of heavy metals. …”
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Concentrations and Sources of Polycyclic Aromatic Hydrocarbons in the Seawater around Langkawi Island, Malaysia
Published 2013-01-01“…Some stations displayed mixed sources. A significant positive correlation was found between total organic carbon (TOC) and the concentrations of the high-molecular-weight PAHs (r2=0.86, P<0.05), which suggests significant secondary sources of PAHs, such as those from atmospheric deposition.…”
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Geochemical Split Among the Suspended and Mud Sediments in the Nethravati River: Insights to Compositional Similarity of Peninsular Gneiss and the Deccan Basalt Derived Sediments,...
Published 2024-07-01“…The elemental composition and their inter‐element relationships suggest differential chemical weathering of mineral phases fractionate mafic components and their secondary mineral products in SPM, and mixed sources dominated by felsic components and their secondary mineral products in mud sediments. …”
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Monte Carlo investigation of the shielding performance of B2O3-based glasses against ionizing radiation
Published 2025-05-01“…The samples were tested against $$^{241}Am$$ -Be and $$^{252}Cf$$ mixed sources, calculating reduced neutron/photon flux and transmitted radiation spectra. …”
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Ecological Risk Assessment and Source Identification of Potential Toxic Elements in Farmland Soil of Nanyang Basin, China
Published 2025-04-01“…Source identification suggested that As primarily originates from agriculture, Cd from industry sources, Hg from coal combustion, and the remaining elements from mixed sources, including parent material, transportation, and agriculture.…”
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2-D DOA Estimation for Incoherently Distributed Sources Considering Mixed Circular and Noncircular Signals in Massive MIMO System
Published 2019-01-01“…In addition, a pair matching method and an angular spreads estimation algorithm are also designed based on the GAM model for this mixed sources scenario. Furthermore, the Cramer–Rao bound (CRB) of proposed algorithm is given and analyzed under the mixed incoherently distributed sources scenario. …”
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Correlation Between Chang-9 Crude Oil and Potential Source Rocks, Upper Triassic Yan-Chang Formation, Middle Area of Ordos Basin: Correlation Between Crude Oil in the Chang-9 Membe...
Published 2024-01-01“…The regular sterane C27-C28-C29 configuration assumes an inversed “L” type, reflecting mixed sources and dominant terrestrial plant input. Ratios such as C2920S/20S+20R (0.54–0.6) and C29ββ/ββ+αα (0.44–0.58) indicate a mature oil stage. …”
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Economic analysis of implementing Systemic Coronary Risk Estimation (SCORE2) scale and long-term consequences
Published 2024-11-01“…According to the modeling results, in the period 2024–2026, the administration of pharmacotherapy to reduce the risks of CV events will enable to achieve 23,224 potentially saved lives through exclusively government funding or 23,605 through mixed sources of funding (government and citizens’ own funds). …”
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Metal contamination in sediments of River Kalu, Maharashtra, India: Insights from pollution indices, health risk evaluation, and multivariate methods
Published 2025-12-01“…Multivariate analysis showed mixed sources of metal pollution, namely, natural and human-induced activities. …”
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Hydrochemical and contamination dynamics of groundwater in relocated tannery area, Dhaka, Bangladesh: Impacts of tannery relocation and preliminary health risks
Published 2025-06-01“…Multivariate statistical techniques and the PMF model predicted that geogenic, anthropogenic, and mixed sources accounted for 54.6 %, 20.5 %, and 24.9 % of groundwater contamination sources, respectively. …”
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Evaluation and Source Analysis of Plant Heavy Metal Pollution in Kalamaili Mountain Nature Reserve
Published 2025-05-01“…Mercury pollution originated from mixed sources (56.18%), likely involving atmospheric deposition, and RF modeling corroborated these patterns, confirming industrial and transportation synergies for Cd, Zn, Cr, Cu, Hg, and As, with Pb predominantly linked to vehicular emissions. …”
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Interplay of natural and anthropogenic factors in source and distribution of heavy metals in Pingtan coastal area, Fujian Province
Published 2025-08-01“…Principal component analysis extracts four principal components, representing natural sources, anthropogenic sources (primarily industrial emissions and traffic pollution), mixed sources, and agricultural/phosphorus fertilizer inputs, respectively. …”
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Potentially toxic elements source identification and associated health risks in the groundwater of transboundary Komadugu-Yobe basin, Lake Chad region: An integrated approach using...
Published 2025-06-01“…Principal Component Analysis/Factor Analysis (PCA/FA) and R-mode Hierarchical Cluster Analysis (HCA) identify mixed sources, including industrial and domestic discharges as well as agricultural activities, as major contributors to groundwater contamination. …”
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Paleoclimate, paleoenvironment and source rock development model of Eocene in Shunde Sag, Pearl River Mouth Basin, China
Published 2025-04-01“…Unit I features excellent source rocks with Type I organic matters (average TOC of 5.9%) primarily sourced from lake organisms; Unit II hosts source rocks dominated by Type II2 organic matters (average TOC of 2.2%), which are originated from mixed sources dominated by terrestrial input. Unit III contains good to excellent source rocks dominated by Type II1 organic matters (average TOC of 4.9%), which are mainly contributed by lake organisms and partially by terrestrial input. …”
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