Fig.Ā 3From: Validation of gravity data from the geopotential field model for subsurface investigation of the Cameroon Volcanic Line (Western Africa)Synthetic map of the main structural features obtained by previous studies in the study area (adapted from Le MarĆ©chal 1976; Ngako et al. 2008; Van Schmus et al. 2008; Nsifa et al. 2013). The deadly maar lakes are highlighted in blue and Mount Cameroon in redBack to article page