Maria-Francesca Spatolisano, assistant secretary-general for Policy Coordination and Inter-Agency Affairs of the United Nations Department of Economic and Social Affairs and officer-in-charge of the United Nations Office of the Secretary-General's Envoy on Technology, speaks via video link at a forum on "Science, Technology and Innovation for sustainable transport" during the Second United Nations Global Sustainable Transport Conference held in Beijing, capital of China, Oct. 15, 2021. (Xinhua/Li He)
