Research
Peer-reviewed published papers
Axis 1 — Past climate variability and marine carbon cycle
Focus: Carbon cycle, climate variability, carbonate dissolution, sedimentary signals, productivity, chronology.
Fragment or broken? Improving the planktonic foraminifera fragmentation assessment
Suárez-Ibarra, J.Y., Frozza, C.F., Petró, S.M., Pivel, M.A.G. (2021)
PALAIOS, 36(4): 165–172
Surface fertilisation and organic matter delivery enhanced carbonate dissolution in the western South Atlantic
Suárez-Ibarra, J.Y., Freire, T.M., Frozza, C.F., Pinho, T.M., Petró, S.M., Dias, B., Chalk, T., Chaabane, S., Srivastava, M., Costa, K., Toledo, F., de Garidel-Thoron, T., Coimbra, J.C., Pivel, M.A.G. (2023)
Frontiers in Ecology and Evolution, 11:1238334
Calcium carbonate dissolution triggered by high productivity during the last glacial-deglacial interval at the deep western South Atlantic
Suárez-Ibarra, J.Y., Frozza, C.F., Palhano, P.L., Petró, S.M., Weinkauf, M.F.G., Pivel, M.A.G. (2022)
Frontiers in Earth Science, 10: 830984
A sedimentary record of paleodirectional and relative paleointensity variations from South Brazil spanning the time from 45.50 to 5.45 ka
Lopes, C.T., Savian, J., Frigo, E., Hartmann, G., Pivel, M.A.G., Panovska, S., Suárez-Ibarra, J.Y., Pontel, C.A., Coimbra, J.C., Petró, S.M., Leonhardt, A., Trindade, R. (2025)
Quaternary Science Reviews 370: 109652
Axis 2 — Ecological & Morphological Evolution of Planktonic Foraminifera
Focus: Ecological turnover, bioecozonations, test size/morphology, bioerosion, taphonomy, functional traits, evolutionary responses to environment.
Bioerosion on late Quaternary planktonic foraminifera related to paleoproductivity in the Western South Atlantic
Frozza, C.F., Pivel, M.A.G., Suárez-Ibarra, J.Y., Ritter, M.N., Coimbra, J.C. (2020)
Paleoceanography and Paleoclimatology, 35(8): e2020PA003865
Time-spatial boundaries of bioecozonations (planktonic foraminifera) in the latest Quaternary: a case study from the western South Atlantic
Suárez-Ibarra, J.Y., Petró, S.M., Frozza, C.F., Freire, T.M., Portilho-Ramos, R.C., Pivel, M.A.G. (2021)
Revue de Micropaléontologie, 73:100554
Planktonic foraminifera test size dictated by conditions in life and postmortem
Suárez-Ibarra, J.Y., Vieira, I., Frozza, C.F., Chaabane, S., Palhano, P.L., Kovář, V., Chalk, T.B., Anjos-Zerfass, G.S., de Garidel-Thoron, T., Holcová, K., Pivel, M.A.G. (2025)
Journal of Foraminiferal Research, 55(3): 320–335
Where it's worth it: frequency and spatial distribution of bioerosional drill holes in planktonic foraminifera reveal different strategies in site selectivity
Frozza, C.F., Suárez-Ibarra, J.Y., Matias, R., Coimbra, J., Pivel, M.A.G. (2024)
Paleobiology, 50(4): 592–607
Axis 3 — Quaternary Megamammals (Side Work)
Focus: Fossil remains of large mammals in Quaternary sediments — complementary work outside core oceanographic focus.
Quaternary Proboscidean (Mammalia) remains of the UIS geological museum, Colombia
Suárez-Ibarra, J.Y., Cardoso, G., Asevedo, L., França, L.D.M., Dantas, M.A.T., Cruz-Guevara, L.E., Rojas-Mantilla, A.F., Ribeiro, A.M. (2021)
Revista Brasileira de Paleontologia, 24(1): 70–75