Changes in wastewater treatment in regions of Europe between 1980s and late 1990s
North: Norway, Sweden, Finland. Central : Austria, Denmark, England & Wales, Netherlands, Germany, Switzerland. South: Greece, Spain East: Estonia, Hungary and Poland AC: Bulgaria, and Turkey
For references, please go to http://www.eea.europa.eu/data-and-maps/figures/changes-in-wastewater-treatment-in-regions-of-europe-between-1980s-and-late-1990s-1 or scan the QR code.
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