Ecological risk assessment and source identification of heavy metal pollution in vegetable bases of Urumqi, China, using the positive matrix factorization (PMF) method

Heavy metal pollution is a widespread problem and strongly affects human health through the food chain. In this study, the overall pollution situation and source apportionment of heavy metals in soil (Hg, Cd, As, Pb, Ni, Zn, Cu and Cr) were evaluated using various methods including geo-accumulation...

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Veröffentlicht in:	PloS one 2020-04, Vol.15 (4), p.e0230191
Hauptverfasser:	Kuerban, Mireadili, Maihemuti, Balati, Waili, Yizaitiguli, Tuerhong, Tuerxun
Format:	Artikel
Sprache:	eng
Schlagworte:	Agricultural ecosystems Agricultural land Agricultural management Agricultural pollution Agriculture Apportionment Atmospheric pollutant deposition Atmospheric pollution deposition Base metal Biology and Life Sciences Cadmium Chemical contaminants Chromium Copper Ecological risk assessment Ecology and Environmental Sciences Engineering and Technology Environmental health Environmental quality Environmental risk Environmental science Factorization Farmlands Food chains Food contamination Food contamination & poisoning Geographic information systems Heavy metals Lead Medicine and Health Sciences Mercury Mercury (metal) Metals Metals in soil Methods Nickel Physical Sciences Pollution Principal components analysis Risk assessment Sediment pollution Sewage Soil contamination Soil pollution Soils Vegetables Zinc
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