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summary:start [2021/04/21 10:59] – [Air pollution trends in Germany] gniffkesummary:start [2022/02/07 08:55] (current) – [Air pollution trends in Germany] gniffke
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 For heavy metal and POP (Persistent Organic Pollutants) emissions, the picture is less clear. While the release of these substances generally declined, some trends appear to be less favourable. Generally, data completeness and inventory compatibility remains an issue for these pollutants. For the three priority heavy metals cadmium, mercury, and lead, however, very significant reductions have been achieved in the 1990s (see figure below). For heavy metal and POP (Persistent Organic Pollutants) emissions, the picture is less clear. While the release of these substances generally declined, some trends appear to be less favourable. Generally, data completeness and inventory compatibility remains an issue for these pollutants. For the three priority heavy metals cadmium, mercury, and lead, however, very significant reductions have been achieved in the 1990s (see figure below).
  
-[{{:general:trends:iir_trend.png?direct&nolink&600|Emission trends}}] +[{{:general:trends:iir_trend.png?direct&600|Emission trends}}] 
-[{{:general:trends:iir_hm_top3.png?direct&nolink&600|HM emission trends}}]+[{{:general:trends:iir_hm_top3.png?direct&600|HM emission trends}}]
  
 All trends are analysed and explained in detail in the [[general:trends:start|Chapter 2 - Explanation of Key Trends]]. All trends are analysed and explained in detail in the [[general:trends:start|Chapter 2 - Explanation of Key Trends]].