Brigitte Koffi has been working at the Institute for Environment and Sustainability of the Joint Research Center of the European Commission (JRC, Ispra, Italy) since January 2013, where she is providing Scientific and Technical support to two different international initiatives:  the Covenant of Mayors (CoM) initiative and the Hemispheric Transport of Air Pollution (HTAP) multi-model exercise. Previously, she conducted many research activities in the fields of air pollution, climate change and their impacts from local to global scales, in different research institutions in France (Météo France, Toulouse; LSCE, Gif sur Yvette), Switzerland (University of Fribourg ; WSL, Lausanne) and Italy (JRC, Ispra).