Decoupling of heavy metals emission in water from gross value added in the metal industry

Note: The chart displays changes in the emission of heavy metals equivalents  from metal industry (NACE, division 24, 25) in water, and the economic output of the metal industry expressed as the gross value added (GVA) in Europe between 2004 and 2012. Changes are expressed in %, where values for 2004 equate to 100 %.