Search Results - "Meckler, A. N."

Cenozoic evolution of deep ocean temperature from clumped isotope thermometry by Meckler, A. N., Sexton, P. F., Piasecki, A. M., Leutert, T. J., Marquardt, J., Ziegler, M., Agterhuis, T., Lourens, L. J., Rae, J. W. B., Barnet, J., Tripati, A., Bernasconi, S. M.

“…Characterizing past climate states is crucial for understanding the future consequences of ongoing greenhouse gas emissions. Here, we revisit the benchmark…”
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Evolution of tropical land temperature across the last glacial termination by Løland, M. H., Krüger, Y., Fernandez, A., Buckingham, F., Carolin, S. A., Sodemann, H., Adkins, J. F., Cobb, K. M., Meckler, A. N.

“…The tropical West Pacific hosts the warmest part of the surface ocean and has a considerable impact on the global climate system. Reconstructions of past…”
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Interglacial Hydroclimate in the Tropical West Pacific Through the Late Pleistocene by Meckler, A. N., Clarkson, M. O., Cobb, K. M., Sodemann, H., Adkins, J. F.

“…Records of atmospheric carbon dioxide concentration (Pco₂) and Antarctic temperature have revealed an intriguing change in the magnitude of interglacial warmth…”
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Foraminiferal Isotope Evidence of Reduced Nitrogen Fixation in the Ice Age Atlantic Ocean by Ren, H, Sigman, D.M, Meckler, A.N, Plessen, B, Robinson, R.S, Rosenthal, Y, Haug, G.H

“…Fixed nitrogen (N) is a limiting nutrient for algae in the low-latitude ocean, and its oceanic inventory may have been higher during ice ages, thus helping to…”
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Characterization and Correction of Evaporative Artifacts in Speleothem Fluid Inclusion Isotope Analyses as Applied to a Stalagmite From Borneo by Fernandez, A., Løland, M. H., Maccali, J., Krüger, Y., Vonhof, H. B., Sodemann, H., Meckler, A. N.

“…Fluid inclusion water isotope measurements in speleothems have great potential for paleoclimate studies as they enable the reconstruction of precipitation…”
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Deglacial pulses of deep-ocean silicate into the subtropical North Atlantic Ocean by Meckler, A. N., Sigman, D. M., Gibson, K. A., François, R., Martínez-García, A., Jaccard, S. L., Röhl, U., Peterson, L. C., Tiedemann, R., Haug, G. H.

“…Records of biogenic opal export in the North Atlantic Ocean show pronounced maxima during each glacial termination over the past 550,000 years, consistent with…”
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Coupled Mg/Ca and Clumped Isotope Measurements Indicate Lack of Substantial Mixed Layer Cooling in the Western Pacific Warm Pool During the Last ∼5 Million Years by Meinicke, N., Reimi, M. A., Ravelo, A. C., Meckler, A. N.

“…The Indo‐Pacific Warm Pool (IPWP) plays a crucial role in influencing climate dynamics both in the tropics and globally. Yet, there is an ongoing controversy…”
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Warm Middle Miocene Indian Ocean Bottom Water Temperatures: Comparison of Clumped Isotope and Mg/Ca‐Based Estimates by Modestou, S. E., Leutert, T. J., Fernandez, A., Lear, C. H., Meckler, A. N.

“…The middle Miocene is an important analogue for potential future warm climates. However, few independent deep ocean temperature records exist, though these are…”
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Transient Deep Ocean Cooling in the Eastern Equatorial Pacific Ocean at the Eocene‐Oligocene Transition by Taylor, V. E., Wilson, P. A., Bohaty, S. M., Meckler, A. N.

“…At the Eocene‐Oligocene Transition (EOT), approximately 34 million years ago, Earth abruptly transitioned to a climate state sufficiently cool for Antarctica…”
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New Organic Matter Degradation Proxies: Valid in Lake Systems? by Meckler, A. N., Schubert, C. J., Cowie, G. L., Peiffer, S., Dittrich, M.

“…We determined concentrations and diagenetic state of organic matter in two cores from Lake Zug, Switzerland. To obtain a general picture of organic matter…”
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Glacial to Holocene terrigenous organic matter input to sediments from Orca Basin, Gulf of Mexico — A combined optical and biomarker approach by Meckler, A.N., Schubert, C.J., Hochuli, P.A., Plessen, B., Birgel, D., Flower, B.P., Hinrichs, K.-U., Haug, G.H.

“…In this study we assessed changes in the contribution of terrigenous organic matter (OM) to the Gulf of Mexico over the course of the last deglaciation (the…”
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A robust calibration of the clumped isotopes to temperature relationship for foraminifers by Meinicke, N., Ho, S.L., Hannisdal, B., Nürnberg, D., Tripati, A., Schiebel, R., Meckler, A.N.

“…The clumped isotope (Δ47) proxy is a promising geochemical tool to reconstruct past ocean temperatures far back in time and in unknown settings, due to its…”
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A robust calibration of the clumped isotopes to temperature relationship for foraminifers by Meinicke, N., Ho, S. L., Hannisdal, B., Nürnberg, D., Tripati, A., Schiebel, R., Meckler, A. N.

“…Not provided…”
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Southern Ocean bottom-water cooling and ice sheet expansion during the middle Miocene climate transition by Leutert, Thomas J, Modestou, Sevasti, Bernasconi, Stefano M, Meckler, A. Nele

“…The middle Miocene climate transition (MMCT), around 14 Ma, was associated with a significant climatic shift, but the mechanisms triggering the event remain…”
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Limited exchange between the deep Pacific and Atlantic oceans during the warm mid-Pliocene and Marine Isotope Stage M2 “glaciation” by Braaten, Anna Hauge, Jakob, Kim A, Ho, Sze Ling, Friedrich, Oliver, Galaasen, Eirik Vinje, De Schepper, Stijn, Wilson, Paul A, Meckler, Anna Nele

“…The Piacenzian stage (3.6–2.6 Ma) of the Pliocene is the most recent period where Earth experienced sustained intervals of global warmth analogous to predicted…”
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Multi-proxy speleothem-based reconstruction of mid-MIS 3 climate in South Africa by Maccali, Jenny, Meckler, Anna Nele, Lauritzen, Stein-Erik, Brekken, Torill, Rokkan, Helen Aase, Fernandez, Alvaro, Krüger, Yves, Adigun, Jane, Affolter, Stéphane, Leuenberger, Markus

“…The southern coast of South Africa displays a highly dynamical climate as it is at the convergence of the Atlantic and Indian oceans, and it is located near…”
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Fault-controlled fluid circulation and diagenesis along basin-bounding fault systems in rifts – insights from the East Greenland rift system by Salomon, Eric, Rotevatn, Atle, Kristensen, Thomas Berg, Grundvåg, Sten-Andreas, Henstra, Gijs Allard, Meckler, Anna Nele, Albert, Richard, Gerdes, Axel

“…In marine rift basins, deep-water clastics (>200 m) in the hanging wall of rift- or basin-bounding fault systems are commonly juxtaposed against crystalline…”
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Correction: Corrigendum: Deglacial pulses of deep-ocean silicate into the subtropical North Atlantic Ocean by Meckler, A. N., Sigman, D. M., Gibson, K. A., François, R., Martínez-García, A., Jaccard, S. L., Röhl, U., Peterson, L. C., Tiedemann, R., Haug, G. H.

“…Nature 495, 495–498 (2013); doi:10.1038/nature12006 In Figure 3c of our Letter, the time axis of the ln(Si/Al) record of ODP Site 658A (orange line) was based…”
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Erratum: Corrigendum: Deglacial pulses of deep-ocean silicate into the subtropical North Atlantic Ocean by Meckler, A. N., Sigman, D. M., Gibson, K. A., François, R., Martínez-García, A., Jaccard, S. L., Röhl, U., Peterson, L. C., Tiedemann, R., Haug, G. H.

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Isotopic constraints on glacial/interglacial changes in the oceanic nitrogen budget by Deutsch, Curtis, Sigman, Daniel M., Thunell, Robert C., Meckler, Anna Nele, Haug, Gerald H.

“…We investigate the response of the 15N/14N of oceanic nitrate to glacial/interglacial changes in the N budget, using a geochemical box model of the oceanic N…”
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