Report Summary of NILU’s contribution to the GIOS project on: Strengthening the air quality assessment system in Poland based on Norwegian experience. Pacyna, J.M.; Guerreiro, C.; Marsteen, L.; Pacyna, E.G.; Ødegård, R. Publication details Series: NILU OR 36/2015 Publisher: NILU Year: 2015 ISBN: 978-82-425-2809-4