Over 140 nations adopt Minamata Convention to phase out mercury

Agreement has weak controls on mercury emissions from major sources like coal-fired power plants
Over 140 nations adopt Minamata Convention to phase out mercury
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Over 140 countries have have agreed on the first international treaty that aims to reduce the emission and release of mercury into the air, water and land.  The agreement, which has been named the Minamata Convention after the Japanese city which suffered critical mercury pollution due to release of mercury through industrial wastewater, followed six days of intense negotiations between January 13 and 18. The convention has identified products that need to be phased out but has been criticised for being weak on measures for controlling mercury emissions from industry, especially coal-fired power plants.

The negotiations were preceded by some disturbing revelations. The United Nations Environment Programme (UNEP) released The Global Mercury Assessment-2013 four days before the fifth and final session of the Intergovernmental Negotiating Committee to prepare the legally binding instrument (INC5) was about to commence. The report showed that that mercury level in the top 100 m of ocean water has doubled in the past 100 years.

Key features of the Minamata Convention
 
  • The convention prohibits primary mining of mercury
  • Use of mercury in coal-fired power plants, small and artisanal gold mines and cement production has to be reduced. Countries with small and artisanal gold mines will have to devise strategies to reduce the use of mercury in gold production in three years
  • The use of mercury in products like batteries, CFLs, soaps, cosmetics and medical appliances like thermometer will be phased out by 2020
 

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