Comparison of the polluted dust plume and natural dust air mass in a spring dust event in Beijing 2023. - Chen, Zhenyi; Zhou, Zhonghao; Ji, Chengli; Yao, Zhiliang; Mao, Jiajia; Wang, Zhicheng; Xiang, Yan; Zhang, Tianshu; Zhou, Yi; Chen, Zijian; Dou, Gang (Journal of Environmental Sciences (Elsevier), 2025)