Wang Xuefeng, Chinese special envoy for the China-Pacific Islands Forum (PIF) Dialogue, attends the 31st PIF leaders session with forum dialogue partners in Funafuti, Tuvalu, Aug. 16, 2019. Climate change is a challenge to all humanity that requires the cooperation of the international community and China stands ready to work with Pacific island countries to deal with climate change, Wang Xuefeng, Chinese special envoy for the China-Pacific Islands Forum (PIF) Dialogue, said on Friday. (Xinhua)