I attended this interesting workshop at the University of Debrecen, Hungary, with a presentation on material stock transfers between natural and urban ecosystems. I have spent wonderful days attending this extremely interesting, nice and warm workshop on metabolism at the Faculty of Economics and Business. The event was organized by István Kuti, CSc, Dr. Mihály Dombi, Dr. Andrea Bauerné Gáthy and Dr. Andrea Karcagi-Kováts. Thank you very much for all your efforts to make the stay pleasant and warm. After this nice experience, I re-assure my preference for small, well-focused scientific meetings, rather than large fancy international conferences. I have presented …