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general:trends:emission_trends_heavy_metals [2024/03/13 16:09] – [Main drivers] vosengeneral:trends:emission_trends_heavy_metals [2024/11/06 13:54] (current) – external edit 127.0.0.1
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 ===== Main drivers ===== ===== Main drivers =====
  
-Emission of priority heavy metals (cadmium, lead and mercury) **decreased significantly since 1990**. Values show reductions by about 58 to 93% compared to the base year, with most of the achievements originating from the early 1990's though.+Emission of priority heavy metals (cadmium, lead and mercury) **decreased significantly since 1990**. Most values show reductions by about 50 to 93% compared to the base year, with the majority of the achievements originating from the early 1990's though.
  
 __Overview of percental decreases in HM emissions since 1990:__ __Overview of percental decreases in HM emissions since 1990:__
   * Arsenic: -93.5%   * Arsenic: -93.5%
   * Cadmium: -64.5%   * Cadmium: -64.5%
-  * Copper: -7.1%+  * Copper: -9.6%
   * Chrome: -57.3%   * Chrome: -57.3%
   * Mercury: -81.5%   * Mercury: -81.5%
   * Nickel: -56.9%   * Nickel: -56.9%
-  * Lead: -91.9% +  * Lead: -92.0% 
-  * Selenium: -49.4% +  * Selenium: -49.7% 
-  * Zinc: -36.9%+  * Zinc: -38.3%