“…However, little CBC of natural lightning is documented due to its randomness and instantaneity. The analysis on CBC is mainly performed based on the experiments of the triggered lightning (Cai et al., 2023; Dwyer & Uman, 2014; Fu et al., 2021; Liu et al., 1994; Luo et al., 2023; Pinto et al., 2005; Qie et al., 2009; Rakov et al., 2005; Schoene et al., 2010; J. Yang et al., 2010; Y. Zhang et al., 2014).…”