@article{fdi:010084661, title = {{R}ock coast erosion : an overlooked source of sediments to the ocean : {E}urope as an example}, author = {{R}egard, {V}. and {P}remaillon, {M}. and {D}ewez, {T}. {J}. {B}. and {C}arretier, {S}{\'e}bastien and {J}eandel, {C}. and {G}odderis, {Y}. and {B}onnet, {S}ophie and {S}chott, {J}. and {P}edoja, {K}. and {M}artinod, {J}. and {V}iers, {J}. and {F}abre, {S}.}, editor = {}, language = {{ENG}}, abstract = {{C}urrent assessments of the continent-to-ocean sediment budget assume that river discharge provides 11-21 {G}t/a (72-89%) of the global sediment flux to the ocean. {T}he remaining 11-28% supposedly comes mainly from glacially-derived sediments and airborne dust. {U}ntil recently, the contribution from rock coasts was estimated to represent 0.4 {G}t/a, representing only 2-4% of the total flux. {F}or the first time, and using the most complete global compilation of sea cliff recession rates in {E}urope, this study evaluates the rock coast contribution to sediment flux. {W}e show that this sediment flux has been largely underestimated, and reveal that cliff derived sediment supply is only three times less than the solid discharge of rivers (111 & {PLUSMN}; 65 vs. 290 {M}t/a) for {E}urope. {T}his new estimate of the rock coast erosion should be included in future studies on the evolution of the surficial {E}arth system.}, keywords = {rock coast ; seacliff ; sediment budget ; erosion ; geochemical budget ; {Q}uaternary ; {EUROPE} ; {MEDITERRANEE} ; {ATLANTIQUE} ; {COTE} {DE} {LA} {MER} {NOIRE} ; {MER} {BALTIQUE}}, booktitle = {}, journal = {{E}arth and {P}lanetary {S}cience {L}etters}, volume = {579}, numero = {}, pages = {117356 [9 ]}, ISSN = {0012-821{X}}, year = {2022}, DOI = {10.1016/j.epsl.2021.117356}, URL = {https://www.documentation.ird.fr/hor/fdi:010084661}, }