New publication about Demographic Change

The article "Demographic Change as Driver of Wastewater fees in Urban Drainage Systems – A Comparison of Demography, Water Saving, Maintenance Cost, Operating Cost and Industry Effects" written by Martin Nowack, Sebastian John, Jens Tränckner and Edeltraud Guenther has published in the journal gwf Wasser/Abwasser 11/2010. p- 1076-1085. The fulltext can be downloaded on the www.demowas.de website.