Sedimentary Hg isotope signatures overprinted by lateral transport and upwelling-driven Hg recycling in the Benguela upwelling system - Yaqiu Zhao; Michelle L. Abshire; Stephen J. Romaniello; Jiayu Wu; Ruoyu Sun; Yi Liu; Jiubin Chen; Wang Zheng (Geochimica et Cosmochimica Acta, 2026)