Results 181 to 190 of about 10,644,205 (249)

Lead source apportionment and climatic impacts in rural environmental justice mining communities. [PDF]

Environ Res
Alqattan ZA, Trahan A, Chukwuonye GN, Jones M, Ramírez-Andreotta MD.   +4 more
europepmc   +1 more source

Source apportionment, ecological and human health risk assessment of potentially toxic elements in Tumet River, Ethiopia. [PDF]

Toxicol Rep
Merga LB, Mekassa B, Danno BL, Shumi LM.
europepmc   +1 more source

Characterization and source apportionment of heavy metal contamination in agricultural soils in the complex genesis region of western Yunnan. [PDF]

Sci Rep
Li Y, Wang S, Shang X, Zhou H, He J, Chen W, Wang L, Zhao X, Bao L, Zhang N.   +9 more
europepmc   +1 more source

Two-Stage Bayesian Factor Analysis for Air Pollution Source Apportionment and Health Risk Assessment

Bucyibaruta G, Pirani M, Mitsakou C, Green D, Fuller GW, Tremper A, Blangiardo M.   +6 more
europepmc   +1 more source

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Source apportionment of fine particulate matter at a megacity in China, using an improved regularization supervised PMF model

Science of the Total Environment, 2023
The source apportionment of particulate matter plays an important role in solving the atmospheric particulate pollution. Positive matrix factorization (PMF) is a widely used source apportionment model.
Guoliang Shi, Feng Yinchang, Danni Liang
exaly   +2 more sources

Enhancing phosphorus source apportionment in watersheds through species-specific analysis

Water Research
Phosphorus (P) is a pivotal element responsible for triggering watershed eutrophication, and accurate source apportionment is a prerequisite for achieving the targeted prevention and control of P pollution.
Mengli Chen, Zhiyong Ding, Sikai Chen
exaly   +2 more sources

Quantitative source apportionment of heavy metal(loid)s in the agricultural soils of an industrializing region and associated model uncertainty

Journal of Hazardous Materials, 2020
Heavy metal(loid)s are natural constituents of the Earth's crust, and apportionment of their sources in surface soils is a challenging task. This study evaluated the application of positive matrix factorization (PMF) model, assisted with regression ...
Hefa Cheng
exaly   +2 more sources

Integrated pollution analysis, pollution area identification and source apportionment of heavy metal contamination in agricultural soil.

Journal of Hazardous Materials, 2023
Given the global prevalence of soil heavy metal contamination, knowledge concerning of soil environmental quality assessment, pollution area identification and source apportionment is critical for implementation of soil pollution prevention and safe ...
Fang Xia, Zefang Zhao, Xiang Niu, Zhen-Feng Wang   +3 more
semanticscholar   +1 more source

Quantitative source apportionment and driver identification of soil heavy metals using advanced machine learning techniques.

Science of the Total Environment, 2023
The accurate identification of pollution sources is essential for the prevention and control of possible pollution from soil heavy metals (SHMs). However, the positive matrix factorisation (PMF) model has been widely used as a conventional method for ...
Jiatong Zheng, Peng Wang, Hangyuan Shi, Chang-Wei Zhuang, Yi-Rong Deng, Xiao-Jun Yang, Fei Huang, Rong-Bo Xiao   +7 more
semanticscholar   +1 more source

An integrated approach for quantifying source apportionment and source-oriented health risk of heavy metals in soils near an old industrial area.

Environmental Pollution, 2023
Soil contamination of heavy metals (HMs) caused by the long-term industrial activities has become a major environmental issue due to its adverse effects on human health and ecosystem.
Chang-Kou Tan, Hao Wang, Qing-Chun Yang, Liyuan Yuan, Yu-Ling Zhang, J. Delgado Martin   +5 more
semanticscholar   +1 more source