On 26th of February, University of Oulu hosted a minisymposium on Green Buildings, and green construction in the Barents region.. The seminar was open to all interested, and was held at Lapland Hotels in Oulu. About 50 participants were attending the symposium, and there were presenters from Finland, Sweden, Russia and Norway. Professor Eva Pongracz from University of Oulu gave a keynote speech on sustainable development of northern cities. This very interesting talk was followed by 14 very interesting presentations, with topics on urban development, indoor climate, renewable energy, energy efficiency, green materials and more. Senior Lecturer Antti Niemi and docent Esa Muurinen from University of Oulu was chairing the symposium.