Melody of fires in southern Africa over the past 190,000 years

Melody of fires in southern Africa over the past 190,000 years composed by using microcharcoal concentration quantified in the deep-sea sedimentary record MD96-2098 collected off Namibia published in:

Daniau A.-L., Loutre M.-F.,   Swingedouw D., Laepple   T., Bassinot F., Malaizé   B., Kageyama M., Charlier K., Carfantan H. (2023) Precession and   obliquity forcing of the South African monsoon revealed by sub-tropical   fires. Quaternary Science Reviews, 310, 108128, ISSN 0277-3791, https://doi.org/10.1016/j.quascirev.2023.108128. 

Piano represents the record of raw data of microcharcoal concentration over the past 190,000 years.

Church organ represents the 23,000 years cyclicity in the microcharcoal concentration record.

Violin represents the 58,000 years cyclicity in the microcharcoal concentration record.