Jaffe, R.; et al. (2013): Global Charcoal Mobilization from Soils via Dissolution and Riverine Transport to the Oceans
Jaffe, R.; Ding, Y.; Niggemann, J.; Vahatalo, A. V.; Stubbins, A.; Spencer, R. G. M. et al. (2013): Global Charcoal Mobilization from Soils via Dissolution and Riverine Transport to the Oceans. In: Science 340 (6130), pp. 345–347.
Related to biochar. „We have quantified dissolution products of charcoal in a wide range of rivers worldwide and show that globally, a major portion of the annual charcoal production is lost from soils via dissolution and subsequent transport to the ocean.“