UN envoy sees positive reaction to Climate Summit

Luis Alfonso de Alba, UN Secretary-General Antonio Guterres' special envoy for the 2019 Climate Summit, speaks to journalists during a press conference at the UN headquarters in New York, on May 28, 2019. UN Secretary-General Antonio Guterres' special envoy for the upcoming Climate Summit said on Tuesday that the reaction from countries coming to the meeting is positive. (Xinhua/Li Muzi)