Trettin, Lutz; Neumann, Uwe; Zakrzewski, Guido - 2010
The city of Essen is located at the centre of the Ruhr area, one of the largest urban and industrial agglomerations in Europe. Like many places in the German federal state of North Rhine-Westphalia Essen had to deal with tremendous structural changes due to the downturn of coal mining and the...