Changes in wastewater treatment in regions of Europe between 1980s and late 1990s.

Figure Created 12 Nov 2009 Published 12 Nov 2009 Last modified 29 Nov 2012
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Only countries with data from all periods included, the number of countries in parentheses



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Nordic: Norway, Sweden, Finland. Central Europe: Austria, Denmark, England, Wales, Netherlands, Germany, Switzerland. Southern: Greece, Spain AC: Bulgaria, Poland, Estonia, Hungary and Turkey

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