Country | Location | Source of pollution | Period | Total Hg mg kg−1 | Mean/median | Author |
---|---|---|---|---|---|---|
USA | Alaska | Hg-mining | 0.05–5326 | Bailey et al. [125] | ||
USA | Texas | Hg-mining | 3.8–11 | Gray et al. [202] | ||
China | Wuchuan | Hg-mining | 2003 | 0.33–320 | Qiu et al. [92] | |
China | Wanshan | Hg-mining | 2002 | 5.1–790 | Qiu et al. [108] | |
China | Xiaoqinling | Gold mining | 0.04–61.2 | Mean 2.75 | Wu et al. [203] | |
Slovenia | Idrija | Hg-mining | 1991–97 | 1734–2759 | Mean 2456 | Gnamuš et al. [97] |
Hg-mining | 2000–01 | 24–1055 | Median 47 | Gosar et al. [127] | ||
Slovenia | Podljubelj | Hg-mining | 2003–04 | 0.35–244 | Median 3.7 | Teršič et al. [204] |
Slovakia | Rudnany | Hg-mining | 9.1–54.3 | Banásová [205] | ||
Spain | Almaden | Hg-mining | 6–8889 | Mean 604 | Higueras et al. [126] | |
Spain | Almaden | Hg-mining | 1340–4830 | Dago et al. [157] | ||
Spain | Caunedo | Old Hg-mining | 0.09–50.0 | Mean 13.1 | Boente et al. [206] | |
Italy | Vallalta | Old Hg-mining | 6–21 | Wahsha et al. [207] | ||
Turkey | Halıköy | Hg mining | 2004 | 0.10–33 | Mean 5.5 | Gemici et al. [208] |
China | Tongguan | Artisanal gold mining | 0.69–23.7 | Mean 2.91 | Xiao et al. [209] | |
China | Wanshan | Hg-mining, artisanal gold | 2012 | 0.5–187 | Mean 31.0 | Yin et al. [210] |
China | Guizhou | Acetic acid | 2016 | 1.09–3.71 | Li et al. [93] | |
Italy | Mt. Amiata, | Hg mining, volcano-geothermal | 2.4–68 | Chiarantini et al. [211] | ||
France | Vosges Mountains | Chlor-alkali | 2002 | 0.16–3.99 | Hissler and Probst [212] | |
France | Grenoble | Chlor-alkali | 1.3–10 | Grangeon et al. [213] | ||
Kazakhstan | Pavlodar | Chlor-alkali | 0.93–22.3 | Ullrich et al. [214] | ||
Spain | Flix | Chlor-alkali | 0.04–12.9 | Mean 0.77 | Esbrí et al. [215] | |
Germany | Chlor-alkali | 0.5–4.2 | Mean 1.6 | Biester et al. [216] | ||
Netherlands | Chlor-alkali | 2004 | 4.3–1150 | Bernaus et al. [128] | ||
Portugal | Estarreja | Chlor-alkali | 0.010–91 | Mean 5.4 | Reis et al. [217] | |
China | Huludao | Chlor-alkali Zn-smelting | 2006–08 | 0.05–14.6 | Zheng et al. [218] | |
China | An Ning | Chlor-alkali | 0.09–1.30 | Mean 0.40 | Song et al. [219] | |
China | Kunming | Chlor-alkali polyvinyl chloride | 0.15–4.79 | Zhu et al. [220] | ||
Portugal | Caveira | Sulfide mine | 1.1–76.5 | Reis et al. [221] | ||
China | Lianyuan | Coal main, steel industry | 2015 | 1.20–3601 | Mean 178 | Liang et al. [222] |
China | Zhuzhou | Zn/Pb smelter | 2012 | 0.62–2.61 | Mean 1.54 | Wu et al. [223] |
China | Chongqing | Thermometer factory | 0.06–0.88 | Wang et al. [224] | ||
Czech Rep. | Bohemian | non-ferrous metal | 2017 | 6.49 | Navrátil et al. [225] | |
Switzerland | Canton of Valais | Industrial region | 2017 | 0.2–390 | Osterwalder et al. [85] | |
Poland | Warsaw | Thermometer factory | 2005 | 122–393 | Mean 147 | Boszke et al. [140] |
Pakistan | Karachi/Lahore | Highway | 61.5–144 | Mean 90.7 | Khan et al. [226] | |
Germany | Rhine-Westph. | Floodplain soil | 2017 | 31.2 | Beckers et al. [227] | |
Italy | Etna | Volcano | 0.1–0.4 | Bonanno et al. [228] | ||
European Union | 23,000 samples | 2009–12 | 0–1.59 | Mean 0.04 | Tóth et al. [120] |