Journal of Geophysical Research: Earth Surface Journal of Geophysical Research: Earth Surface, 2021, Vol.126(10), pp.e2020JF006060 [Peer Reviewed Journal] Gailleton, B, Mudd, S M, Clubb, F J, Grieve, S W D & Hurst, M D 2021, ' Impact of changing concavity indices on channel steepness and divide migration metrics ', Journal of Geophysical Research: Earth Surface . https://doi.org/10.1029/2020JF006060