Polyethylene and polyvinyl chloride microplastics promote soil nitrification and alter the composition of key nitrogen functional bacterial groups - Shunyin Huang; Ting Guo; Zhen Feng; Baochen Li; Yimin Cai; Da Ouyang; Williamson Gustave; Chengfei Ying; Haibo Zhang (Journal of Hazardous Materials, 2023)