Mercury is a chemical element that is harmful to human health and the environment.

Many types of human activities have the potential to create mercury pollution. UN Environment is working with governments and other stakeholders to reduce mercury pollution and its negative impacts. UN Environment’s key activities on mercury are detailed on this page.

The Chemicals and Health Branch supports a range of activities on mercury, including: Minamata convention on mercury, Global mercury partnership, Global mercury assessment, GEF gold, Mercury inventory toolkit and Global mercury monitoring

The second meeting of the Conference of the Parties to the Minamata Convention on Mercury (COP2) took place from 19 to 23 November 2018. COP3 will be held in Geneva, Switzerland, from 25 to 29 November 2019.

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Press release

$180-million investment to tackle the hidden cost of gold

The artisanal and small-scale gold mining (ASGM) sector accounts for 20 per cent of the world's annual gold production The ASGM sector is the single largest source of man-made mercury emissions, responsible for the release…

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UN Environment is working with governments and other stakeholders to reduce mercury pollution and its negative impacts. Learn more.

Contact us

Mercury Programme
UN Environment, Chemicals and Health Branch
11-13, chemin des Anémones
CH-1219 Châtelaine, Geneva, Switzerland

E-mail: metals.chemicals[at]unep.org