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A landmark decision to eliminate a meaningful source of mercury exposure has been reached, as the United Nations has adopted a global ban on the manufacture and trade of mercury-added dental amalgam. the new rules are slated to take effect on January 1, 2035, marking a major step forward in protecting public health and the habitat.
International Agreement Reached at Minamata Convention
The agreement was announced on november 7 at the sixth Conference of the Parties to the Minamata Convention on Mercury,a treaty designed to address adverse effects of mercury. This move follows years of debate and advocacy from health organizations and environmental groups concerned about the risks associated with mercury exposure.
EU Leads the Way with Earlier Ban
The European Union (EU) has already taken a proactive stance, prohibiting the use and export of mercury-added dental amalgam as January 1, 2025. The revised EU regulation aims to eliminate the last intentional uses of mercury, contributing to a “toxic-free environment.” According to the regulation, dental filling materials must be mercury-free, with exceptions made only in cases deemed medically necessary by a dental practitioner. Member States requiring additional time to adapt can apply for a temporary derogation until June 30, 2026.
Broader Mercury Restrictions in Europe
The EU’s updated regulations extend beyond dental fillings, encompassing other mercury-containing products like certain types of lamps. These lamps are to be phased out by December 31, 2025, or 2026, depending on the specific category, and replaced with less toxic alternatives such as LEDs. The European Commission (EC) is also expected to publish guidance by the end of 2025 on reducing mercury emissions from crematoria.
Health Concerns Drive Global action
Mercury is a highly toxic substance with known risks to human health and the environment. The EC adopted a proposal on July 14, 2023, to revise the Mercury Regulation, building upon the existing 2017 regulation which addresses the entire lifecycle of mercury – from mining to waste disposal. The World Health Association (WHO) recognizes mercury as a major public health hazard, prompting increased scrutiny of its use in medical applications.
US and African Nations Push for Faster Timeline
While the UN agreement sets a 2035 deadline, several nations are advocating for a more accelerated phase-out. The US,with US Health Secretary Robert F. Kennedy Jr. voicing concerns about the continued use of mercury in dentistry despite the availability of safe alternatives, has pushed for a global ban on mercury dental fillings by 2030. A coalition of African nations proposed an even stricter approach, calling for a ban on the production, import, and export of mercury-based dental fillings starting in 2030.
Opposition Cites Cost and Durability
However, the push for a faster timeline has faced resistance. Countries including Britain, India, and Iran have expressed concerns about the costs associated with transitioning to alternative materials and questions regarding their durability. One analyst noted that the economic implications of a rapid shift could be substantial for some nations.
Minamata Convention’s Ongoing Role
The Minamata Convention, which came into force in 2017, already requires signatory nations to gradually eliminate mercury in dental applications and
