Evaluation and Source Analysis of Plant Heavy Metal Pollution in Kalamaili Mountain Nature Reserve DOI Creative Commons
Jialin Li, Abdugheni Abliz,

Buasi Nueraihemaiti

и другие.

Plants, Год журнала: 2025, Номер 14(10), С. 1521 - 1521

Опубликована: Май 19, 2025

Plants serve as vital components of ecosystems, with their contamination status acting sensitive indicators environmental pollution. Therefore, the precise assessment plant heavy metal and source identification are crucial for regional ecological conservation sustainable development. This study investigated pollution in four characteristic species (Anabasis aphylla L., Alhagi camelorum Fisch., Reaumuria songonica (PalL)Maxim., Haloxylon ammodendron (C. A. Mey.) Bunge.) within Kalamaili Mountain Nature Reserve, employing comprehensive methodologies including indices, bioconcentration factors (BCFs), absolute principal component score–multiple linear regression (APCS-MLR), random forest model (RF). The key findings revealed following: soil exhibited severe Cd Hg contamination. Cr concentrations exceeded standard limits by 31.89 to 147 fold. Pb, Hg, As content plants showed significant differences. displayed differential enrichment capacities, ranked (BCF = 3.28) > (1.22) (0.92) Cu (0.25) Zn (0.15) Pb (0.125) (0.125), highlighting Cr, priority hazards. Complex interactions were observed, (PalL)Maxim. showing strong soil–plant correlation (r 0.78), whereas Fisch. demonstrated negative associations (Cd: r −0.21). APCS-MLR identified mining/smelting primary contributors (63.49%), (55.66%), (45.51%), while transportation dominated emissions (72.92%). Mercury originated from mixed sources (56.18%), likely involving atmospheric deposition, RF modeling corroborated these patterns, confirming industrial synergies Cd, Zn, Cu, As, predominantly linked vehicular emissions. multidisciplinary approach provides scientific evidence establishing monitoring systems formulating targeted remediation strategies arid ecologically fragile regions.

Язык: Английский

Evaluation and Source Analysis of Plant Heavy Metal Pollution in Kalamaili Mountain Nature Reserve DOI Creative Commons
Jialin Li, Abdugheni Abliz,

Buasi Nueraihemaiti

и другие.

Plants, Год журнала: 2025, Номер 14(10), С. 1521 - 1521

Опубликована: Май 19, 2025

Plants serve as vital components of ecosystems, with their contamination status acting sensitive indicators environmental pollution. Therefore, the precise assessment plant heavy metal and source identification are crucial for regional ecological conservation sustainable development. This study investigated pollution in four characteristic species (Anabasis aphylla L., Alhagi camelorum Fisch., Reaumuria songonica (PalL)Maxim., Haloxylon ammodendron (C. A. Mey.) Bunge.) within Kalamaili Mountain Nature Reserve, employing comprehensive methodologies including indices, bioconcentration factors (BCFs), absolute principal component score–multiple linear regression (APCS-MLR), random forest model (RF). The key findings revealed following: soil exhibited severe Cd Hg contamination. Cr concentrations exceeded standard limits by 31.89 to 147 fold. Pb, Hg, As content plants showed significant differences. displayed differential enrichment capacities, ranked (BCF = 3.28) > (1.22) (0.92) Cu (0.25) Zn (0.15) Pb (0.125) (0.125), highlighting Cr, priority hazards. Complex interactions were observed, (PalL)Maxim. showing strong soil–plant correlation (r 0.78), whereas Fisch. demonstrated negative associations (Cd: r −0.21). APCS-MLR identified mining/smelting primary contributors (63.49%), (55.66%), (45.51%), while transportation dominated emissions (72.92%). Mercury originated from mixed sources (56.18%), likely involving atmospheric deposition, RF modeling corroborated these patterns, confirming industrial synergies Cd, Zn, Cu, As, predominantly linked vehicular emissions. multidisciplinary approach provides scientific evidence establishing monitoring systems formulating targeted remediation strategies arid ecologically fragile regions.

Язык: Английский

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