Heavy Metal Pollution and Ecological Risk Assessment of Farmland Soil, Jilin Province

DOI

10.2991/rac-18.2018.101How to use a DOI?

Keywords

Heavy metals; Pollution index method; Ecological risk assessment

Abstract

122 soil samples were collected in farmland of Jilin Province, analyzed the pollution situation of 6 kinds of heavy metals by the pollution index method, the geo-accumulation index method and potential ecological risk. The results showed that: according to Nemero pollution index, there are 1.64%, 8.20% and 34.43% of soil samples in high level, moderate level and low level of pollution, respectively, but all is in low ecological risk. There is basically no pollution of Zn, Cu, Hg and As in farmland. The samples have 13.93% exceeding the second level Cd concentration of the national soil quality standard with average 1.65 times, mainly concentrated in Tonghua and Ji’an, southern Jinlin. The proportion of Cd ecological risk in moderate and considerable level is 3.28% and 9.84%, respectively.

Copyright

© 2018, the Authors. Published by Atlantis Press.

Open Access

This is an open access article distributed under the CC BY-NC license (http://creativecommons.org/licenses/by-nc/4.0/).

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TY  - CONF
AU  - Fengxu Li
AU  - Jiquan Zhang
AU  - Tiehua Cao
AU  - Xingpeng Liu
AU  - Zhijun Tong
AU  - Yanan Chen
PY  - 2018/10
DA  - 2018/10
TI  - Heavy Metal Pollution and Ecological Risk Assessment of Farmland Soil, Jilin Province
BT  - Proceedings of the 8th Annual Meeting of Risk Analysis Council of China Association for Disaster Prevention (RAC 2018)
PB  - Atlantis Press
SP  - 640
EP  - 646
SN  - 2352-5428
UR  - https://doi.org/10.2991/rac-18.2018.101
DO  - 10.2991/rac-18.2018.101
ID  - Li2018/10
ER  -