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Table 1 The updated global mercury budget [2] (Mg/year)

From: Mercury in the terrestrial environment: a review

i) Natural (geogenic) 500;
ii) Re-emission/re-mobilization (natural and legacy):  
    Biomass burning 600
    From soil and vegetation 1000
iii) Anthropogenic 2500 (2000–3000)
iv) Ocean, net evasion (gaseous elemental Hg) 3400 (2900–4000)
Total 7000
i) To land/freshwater 3600
ii) To ocean 3880
Total 7480