Organic carbon sequestration in global croplands: evidenced through a bibliometric approach - Abrar, Muhammad Mohsin; Waqas, Muhammad Ahmed; Mehmood, Khalid; Fan, Ruqin; Memon, Muhammad Suleman; Khan, Muhammad Ajmal; Siddique, Nadeem; Xu, Minggang; Du, Jianjun (Frontiers in Environmental Science, 2025)