It is our pleasure to welcome You all the participants of the virtual Scientific seminar ADVANCED MATERIALS TO REDUCE THE IMPACT OF TOXIC CHEMICALS ON THE ENVIRONMENT AND HEALTH, organized by the Laboratory of Ecological Chemistry, Institute of Chemistry of the Moldova State University. The main aim of the seminar is active promoting in society of the scientific results obtained in the field of materials chemistry, ecological chemistry, environmental protection and population health. The seminar is addressed to a broad circle of researchers, including young licence, master and PhD students from different fields with tangential activities to the topics of the seminar and also to specialists from research and development areas of enterprises / organizations with a profile in materials chemistry, ecological chemistry, environmental protection and population health. We are delighted to announce participation of distinguished colleagues from national and international research institutions and laboratories who kindly accepted our invitation to provide oral presentations. We express our gratitude and appreciate your contributions.