Heerlen: "Sustainable together. Will you join us?"3 December 2012 | 09h04 | 187 visits Heerlen (NL) presents their ENGAGE campaign. The objective is to make people aware of the energy they use and "shape our houses to reduce the use of energy" says Fred Gillissen, Deputy Mayor of Heerlen. Visit Heerlen’s poster gallery. << Back to the videos |