Items where Author is "Donner, Barbara"

Group by: Item Type | No Grouping
Number of items: 36.

Article

Zonneveld, KAF, Meilland, J, Donner, B and Versteegh, GJM (2021) Export flux succession of dinoflagellate cysts and planktonic foraminifera in an active upwelling cell off Cape Blanc (NW Africa). European Journal of Phycology. 1-19. doi:10.1080/09670262.2021.1885066

Romero, OE, Baumann, KH, Zonneveld, KAF, Donner, B, Hefter, J, Hamady, B, Pospelova, V and Fischer, G (2020) Flux variability of phyto- and zooplankton communities in the Mauritanian coastal upwelling between 2003 and 2008. Biogeosciences, 17(1). 187-214. doi:10.5194/bg-17-187-2020

de Bar, MW, Weiss, G, Yildiz, C, Rampen, SW, Lattaud, J, Bale, NJ, Mienis, F, Brummer, GJA, Schulz, H, Rush, D, Kim, JH, Donner, B, Knies, J, Lückge, A, Stuut, JBW, Sinninghe Damsté, JS and Schouten, S (2020) Global temperature calibration of the Long chain Diol Index in marine surface sediments. Organic Geochemistry, 142. 103983. doi:10.1016/j.orggeochem.2020.103983

Fischer, G, Neuer, S, Ramondenc, S, Müller, TJ, Donner, B, Ruhland, G, Ratmeyer, V, Meinecke, G, Nowald, N, Klann, M and Wefer, G (2020) Long-term changes of particle flux in the Canary Basin between 1991 and 2009 and comparison to sediment trap records off Mauritania. Frontiers in Earth Science, 8. doi:10.3389/feart.2020.00280

Hull, PM, Bornemann, A, Penman, DE, Henehan, MJ, Norris, RD, Wilson, PA, Blum, P, Alegret, L, Batenburg, SJ, Bown, PR, Bralower, TJ, Cournède, C, Deutsch, A, Donner, B, Friedrich, O, Jehle, S, Kim, H, Kroon, D, Lippert, PC, Loroch, D, Moebius, I, Moriya, K, Peppe, DJ, Ravizza, GE, Röhl, U, Schueth, JD, Sepúlveda, J, Sexton, PF, Sibert, EC, Śliwińska, KK, Summons, RE, Thomas, E, Westerhold, T, Whiteside, JH, Yamaguchi, T and Zachos, JC (2020) On impact and volcanism across the Cretaceous-Paleogene boundary. Science, 367(6475). 266-272. doi:10.1126/science.aay5055

Fischer, G, Romero, OE, Toby, E, Iversen, MH, Donner, B, Mollenhauer, G, Nowald, N, Ruhland, G, Klann, M, Hamady, B and Wefer, G (2019) Changes in the dust‐influenced biological carbon pump in the Canary Current System: implications from a coastal and an offshore sediment trap record off Cape Blanc, Mauritania. Global Biogeochemical Cycles, 33(8). 1100-1128. doi:10.1029/2019GB006194

Thomas, E, Boscolo-Galazzo, F, Balestra, B, Monechi, S, Donner, B and Röhl, U (2018) Early Eocene Thermal Maximum 3: biotic response at Walvis Ridge (SE Atlantic Ocean). Paleoceanography and Paleoclimatology. doi:10.1029/2018PA003375

Westerhold, T, Röhl, U, Donner, B and Zachos, JC (2018) Global extent of early Eocene hyperthermal events: A new Pacific benthic foraminiferal isotope record from Shatsky Rise (ODP Site 1209). Paleoceanography and Paleoclimatology, 33(6). 626-642. doi:10.1029/2017PA003306 PANGAEA Supplementary Data

Westerhold, T, Röhl, U, Donner, B, Frederichs, T, Kordesch, WEC, Bohaty, SM, Hodell, DA, Laskar, J and Zeebe, RE (2018) Late Lutetian Thermal Maximum-Crossing a thermal threshold in Earth's climate system? Geochemistry, Geophysics, Geosystems. doi:10.1002/2017GC007240 PANGAEA Supplementary Data

Gray, WR, Weldeab, S, Lea, DW, Rosenthal, Y, Gruber, N, Donner, B and Fischer, G (2018) The effects of temperature, salinity, and the carbonate system on Mg/Ca in Globigerinoides ruber (white): A global sediment trap calibration. Earth and Planetary Science Letters, 482. 607-620. doi:10.1016/j.epsl.2017.11.026 PANGAEA Supplementary Data

Fischer, G, Karstensen, J, Romero, OE, Baumann, KH, Donner, B, Hefter, J, Mollenhauer, G, Iversen, MH, Fiedler, B, Monteiro, I and Körtzinger, A (2016) Bathypelagic particle flux signatures from a suboxic eddy in the oligotrophic tropical North Atlantic: production, sedimentation and preservation. Biogeosciences, 13(11). 3203-3223. doi:10.5194/bg-13-3203-2016 PANGAEA Supplementary Data

Fischer, G, Romero, OE, Merkel, U, Donner, B, Iversen, MH, Nowald, N, Ratmeyer, V, Ruhland, G, Klann, M and Wefer, G (2016) Deep ocean mass fluxes in the coastal upwelling off Mauritania from 1988 to 2012: variability on seasonal to decadal timescales. Biogeosciences, 13(10). 3071-3090. doi:10.5194/bg-13-3071-2016

McKay, CL, Filipsson, HL, Romero, OE, Stuut, JB and Donner, B (2014) Pelagic–benthic coupling within an upwelling system of the subtropical northeast Atlantic over the last 35 ka BP. Quaternary Science Reviews, 106. 299-315. doi:10.1016/j.quascirev.2014.04.027 PANGAEA Supplementary Data

Gallego-Torres, D, Romero, OE, Martínez-Ruiz, F, Kim, JH, Donner, B and Ortega-Huertas, M (2014) Rapid bottom-water circulation changes during the last glacial cycle in the coastal low-latitude NE Atlantic. Quaternary Research, 81(2). 330-338. doi:10.1016/j.yqres.2013.11.004

Zonneveld, KAF, Baumann, KH, Clotten, C, Donner, B, Gray, D, Iwanczuk, N, Lombrock, J, Theodor, M, Valk, O and Versteegh, GJM (2013) Report and preliminary results of R/V POSEIDON cruise POS448. CAPRICCIO. Calabrian and Adriatic Past River Input and Carbon ConversIOn In the Eastern Mediterranean. Messina - Messina, 6 - 23 March 2013. Berichte, MARUM - Zentrum für Marine Umweltwissenschaften, Fachbereich Geowissenschaften, Universität Bremen, 296. urn:nbn:de:gbv:46-00103346-16

Kim, JH, Romero, OE, Lohmann, G, Donner, B, Laepple, T, Haam, E and Damste, JSS (2012) Pronounced subsurface coolling of North Atlantic waters off Northwest Africa during Dansgaard-Oeschger interstadials. Earth and Planetary Science Letters, 339. 95-102. doi:10.1016/j.epsl.2012.05.018

Filipsson, HL, Romero, OE, Stuut, JB and Donner, B (2011) Relationshiips between primary productivity and bottom-water oxygenation off northwest Africa during the last deglaciation. Journal of Quaternary Science, 26(4). 448-456. doi:10.1002/jqs.1473

Kohn, M, Steinke, S, Baumann, KH, Donner, B, Meggers, H and Zonneveld, KAF (2011) Stable oxygen isotopes from the calcareous-walled dinoflagellate Thoracosphaera heimii as a proxy for changes in mixed layer temperatures off NW Africa during the last 45,000 yr. Palaeogeography, Palaeoclimatology, Palaeoecology, 302(3-4). 311-322. doi:10.1016/j.palaeo.2011.01.019 PANGAEA Supplementary Data

Westerhold, T, Röhl, U, Donner, B, McCarren, HK and Zachos, JC (2011) A complete high-resolution Paleocene benthic stable isotope record for the central Pacific (ODP Site 1209). Paleoceanography, 26. PA2216. doi:10.1029/2010PA002092 PANGAEA Supplementary Data

Mohtadi, M, Steinke, S, Groeneveld, J, Fink, HG, Rixen, T, Hebbeln, D, Donner, B and Herunadi, B (2009) Low-latitude control on seasonal and interannual changes in planktonic foraminiferal flux and shell geochemistry off south Java: A sediment trap study. Paleoceanography, 24. PA1201. doi:10.1029/2008PA001636 PANGAEA Supplementary Data

Fischer, G, Karakas, G, Blaas, M, Ratmeyer, V, Nowald, N, Schlitzer, R, Helmke, P, Davenport, R, Donner, B, Neuer, S and Wefer, G (2009) Mineral ballast and particle settling rates in the coastal upwelling system off NW Africa and the South Atlantic. International Journal of Earth Sciences, 98(2). 281-298. doi:10.1007/s00531-007-0234-7 PANGAEA Supplementary Data

Kim, JH, Schouten, S, Hopmans, EC, Donner, B and Damste, JSS (2008) Global sediment core-top calibration of the TEX86 paleothermometer in the ocean. Geochimica et Cosmochimica Acta, 72(4). 1154-1173. doi:10.1016/j.gca.2007.12.010

Romero, OE, Kim, JH and Donner, B (2008) Submillennial-to-millennial variability of diatom production off Mauritania, NW Africa, during the last glacial cycle. Paleoceanography, 23. PA3218. doi:10.1029/2008PA001601 PANGAEA Supplementary Data

Dupont, LM, Donner, B, Vidal, L, Pérez, EM and Wefer, G (2005) Linking desert evolution and coastal upwelling: Pliocene climate change in Namibia. Geology, 33(6). 461-464. doi:10.1130/G21401.1 PANGAEA Supplementary Data

Zaric, S, Donner, B, Fischer, G, Mulitza, S and Wefer, G (2005) Sensitivity of planktic foraminifera to sea surface temperature and export production as derived from sediment trap data. Marine Micropaleontology, 55(1-2). 75-105. doi:10.1016/j.marmicro.2005.01.002

Hofmann, D, Fabian, K, Schmieder, F, Donner, B and Bleil, U (2005) A stratigraphic network across the Subtropical Front in the central South Atlantic: Multi-parameter correlation of magnetic susceptibility, density, X-ray fluorescence and d18O records. Earth and Planetary Science Letters, 240(3-4). 694-709. doi:10.1016/j.epsl.2005.09.048

Jahn, B, Donner, B, Müller, PJ, Röhl, U, Schneider, RR and Wefer, G (2003) Pleistocene variations in dust input and marine productivity in the northern Benguela Current: Evidence of evolution of global glacial-interglacial cycles. Palaeogeography, Palaeoclimatology, Palaeoecology, 193(3-4). 515-533. doi:10.1016/S0031-0182(03)00264-5 PANGAEA Supplementary Data

Niebler, HS, Arz, HW, Donner, B, Mulitza, S, Pätzold, J and Wefer, G (2003) Sea surface temperatures in the equatorial and South Atlantic Ocean during the Last Glacial Maximum (23-19 ka). Paleoceanography, 18(3). 1069. doi:10.1029/2003PA000902 PANGAEA Supplementary Data

Mulitza, S, Boltovskoy, D, Donner, B, Meggers, H, Paul, A and Wefer, G (2003) Temperature: d18O relationships of planktic foraminifera collected from surface waters. Palaeogeography, Palaeoclimatology, Palaeoecology, 202(1-2). 143-152. doi:10.1016/S0031-0182(03)00633-3 PANGAEA Supplementary Data

Romero, OE, Boeckel, B, Donner, B, Lavik, G, Fischer, G and Wefer, G (2002) Seasonal productivity dynamics in the pelagic central Benguela System inferred from the flux of carbonate and silicate organisms. Journal of Marine Systems, 37(4). 259-278. doi:10.1016/S0924-7963(02)00189-6 PANGAEA Supplementary Data

Dupont, LM, Donner, B, Schneider, RR and Wefer, G (2001) Mid-Pleistocene environmental change in tropical Africa began as early as 1.05 Ma (palynological results of ODP Sites 1075). Geology, 29(3). 195-198.

Book Section

Fischer, G, Neuer, S, Davenport, B, Helmke, P, Schlitzer, R, Romero, OE, Ratmeyer, V, Donner, B, Freudenthal, T, Meggers, H and Wefer, G (2010) The Northwest African Margin. In: Liu, KK, Atkinson, L, Quiñones, R and Talaue-McManus, L (eds.) Carbon and Nutrient Fluxes in Continental Margins: A Global Synthesis. The IGBP Series. Springer, Berlin, Heidelberg, 78-102.

Jahn, B, Schneider, RR, Müller, PJ, Donner, B and Röhl, U (2005) Response of tropical African and East Atlantic climates to orbital forcing over the last 1.7 Ma. In: Head, MJ and Gibbard, PL (eds.) Early-middle Pleistocene transitions: the land-ocean evidence. Geological Society of London, London, UK, 65-84. doi:10.1144/GSL.SP.2005.247.01.04 PANGAEA Supplementary Data

Mulitza, S, Donner, B, Fischer, G, Paul, A, Pätzold, J, Rühlemann, C and Segl, M (2004) The South Atlantic oxygen isotope record of planctic foraminifera. In: Wefer, G, Mulitza, S and Ratmeyer, V (eds.) The South Atlantic in the Late Quaternary. Reconstruction of Material Budgets and Current Systems. Springer-Verlag, Berlin Heidelberg, 121-142.

Fischer, G, Wefer, G, Romero, OE, Dittert, N, Ratmeyer, V and Donner, B (2004) Transfer of particles into the deep Atlantic and the global ocean: Control of nutrient supply and ballast production. In: Wefer, G, Mulitza, S and Ratmeyer, V (eds.) The South Atlantic in the Late Quaternary: Reconstruction of Material Budgets and Current Systems. Springer, Berlin, Heidelberg, 21-46.

Book

Donner, B and Wefer, G (2000) Bericht über den JGOFS-Workshop am 18.-21.9.2000 in Bremen: Biogeochemical Cycles: German Contributions to the International Joint Global Ocean Flux Study. Berichte aus dem Fachbereich Geowissenschaften der Universität Bremen, 162. Department of Geosciences, Bremen University. urn:nbn:de:gbv:46-ep000102838

This list was generated on Sun Jul 25 02:35:03 2021 CEST.