Wu Hongbo, UN under-secretary-general for economic and social affairs, addresses the Ocean Conference at the United Nations headquarters in New York, on June 5, 2017. Representatives from some 85 countries attended the five-day conference, which would focus on the targets outlined in the 2030 Agenda for Sustainable Development, adopted by the UN menber states in 2015, the organizers said. (Xinhua/Li Muzi)
