Investigation on the effect of ship emissions on the air quality: A case study in Hainan Island, China - Rongfu Xie; Qiao Xing; Jianbing Gao; Xiaochen Wang; Wenshuai Xu; Zhaofeng Lv; Wen Yi; Junchao Zhao; Zhenyu Luo; Xiaochen Wu; Huan Liu (Journal of Environmental Sciences, 2025)