Alexis Drogoul, IRD Representative in Vietnam and 3 researchers, Benoit Gaudou, Emilie Strady and Xavier Mari, participated on January 14, 2020 in a meeting co-organized by the Vietnamese Ministry of Foreign Affairs and the French Embassy in Vietnam on the theme of environmental protection. This meeting was an opportunity to show the essential role of the institute in the development of innovative research in Vietnam on plastic pollution and air pollution in major cities. The model of the HoanKiemAir project and the exhibition on BlackCarbon were presented on this occasion at the Ministry.