Dr Gema Martínez Méndez

Peer Review

• Martínez-Méndez, G., R. Zahn, I. R. Hall, F. J. C. Peeters, L. D. Pena, I. Cacho, and C. Negre (2010), Contrasting multiproxy reconstructions of surface ocean hydrography in the Agulhas Corridor and implications for the Agulhas Leakage during the last 345,000 years, Paleoceanography, 25, PA4227, doi:10.1029/2009PA001879.
• Negre, C., Zahn, R., Thomas, A., Masqué, P., Henderson, G., Martínez-Méndez, G., Hall, I., Mas, J.L., (2010) Reversed flow of Atlantic deep water during the Last Glacial Maximum. Nature, 468, 84-88.
• Martínez-Méndez, G., Molyneux, E., Hall, I.R., and Zahn, R. (2009) Variable Water Column Structure of the South Atlantic on Glacial-Interglacial Time Scales. Quaternary Science Reviews, 28, 3379–3387.
• Martínez-Méndez, G., Zahn, R., Hall, I.R., Pena, L.D. and Cacho, I. (2008) 345,000-Year-Long Multi-Proxy Records off South Africa Document Variable Contributions of Northern versus Southern Component Water to the Deep South Atlantic. Earth and Planetary Science Letters, 267, 309-321.

Non Peer Review

• Martínez Méndez, G., Surface and Deep Circulation off South Africa: Agulhas Leakage Influence on the Meridional Overturning Circulation During the Last 345 kyr, PhD Thesis, September 2008, Institute of Environmental Science and Technology, Autonomous University of Barcelona, Spain.
  Awarded with the Extraordinary Doctorate Award of the Autonomous University of Barcelona.
• Martínez Méndez, G., Deep Circulation off South Africa: Northern vs Southern Sources, Master Thesis (“Tesina”), July 2005, Institute of Environmental Science and Technology, Autonomous University of Barcelona, Spain.
• Martínez Méndez, G., Estimations of Scour Depth Around Offshore Wind Park Structures on the German Bight, Master Thesis, September 2002, Coastal Research laboratory, University of Kiel, Germany.

• Martínez-Méndez, G., Paleorecords from the "Warm Water Route" of the Global Ocean Circulation and Perspectives into the "Cold Water Route". Seminar at the Institute For Marine And Coastal Sciences, Rutgers University, New Jersey, USA, 13th December 2011.
• Martínez-Méndez, G., Paleorecords from the "Warm Water Route" of the Global Ocean Circulation and Perspectives into the "Cold Water Route". Invited seminar at the Institute for Geosciences, University of Kiel, Germany, 21st November 2011
• Martínez-Méndez, G., Paleorecords from the "Warm Water Route" of the Global Ocean Circulation and Perspectives into the "Cold Water Route". Invited seminar at the Alfred Wegener Institute for Polar and Marine Research (AWI), Bremerhaven, Germany, 30th June 2011.
• Martínez-Méndez, G., What does the Agulhas Current have to do with Tuna populations? And Tuna populations with Antarctic Intermediate Water? From PhD to PostDoc: the non-linear Path. Invited Seminar at GLOMAR, University of Bremen, Germany, 17th May 2011.
• Martínez-Méndez, G., Key Players in the Great Ocean Conveyor Belt: a Paleo-perspective from the South Hemisphere, Symposium on “The Ocean in the Earth System”, Marum, University of Bremen, Germany, 5th July 2010.
• Martínez-Méndez, G., Zahn, R., Hall, I.R., Peeters, F., Pena, L.D. and Cacho, I., Kroon, D., Schneider, R. Influence of Agulhas Leakage on the Meridional Overturning Circulation (MOC): Insights From Paired Planktonic and Benthic Foraminifera Stable Isotope and Trace Metal Analyses Over the Last 345 kyr. AGU Fall Meeting, San Francisco, USA, 5-9 December 2008.
  Recipient of an Outstanding Student Paper Award
• Martínez-Méndez, G. and collaborators. Surface and Deep Circulation in the Agulhas Region, Insights From the Past. Invited Seminar at the Institute of Marine Sciences, Barcelona, Spain, 2nd October 2008.
• Martínez-Méndez, G., Zahn, R., Hall, I.R, Downy, F. Deep Circulation off South Africa: Northern vs Southern Hemisphere Sources. EGU General Assembly, Vienna, Austria, 24-29 April 2005.

• Freudenthal, T., Hebbeln, D., Mohtadi, M., Martínez-Méndez, G. and Wefer, G.. 70 m double hole drillings for paleoceanographic research with the sea floor drill rig MeBo. EGU General Assembly, Vienna, Austria, 3-8 April 2011.
• Zahn, R. Hall, I.R., Marino, G., Martínez-Méndez, G., Peeters, P., Ziveri, P. Paleoclimatological records indicate rhythmic changes of Agulhas Current transports and Indian-Atlantic gateway circulation. Ocean Science Meeting. 22-26 Febrebuary 2010, Portland, Oregon, USA.
• Zahn, R., Negre, C., Martínez-Méndez, G., Masqué, P., Rosell-Melé, A, Ziveri, P. Agulhas Current warm water transports during the past 350,000 years: implications for ocean climatology and linking with the Atlantic MOC. Clivar Meeting. 11-13 February 2009, Clima en España, Pasado, Presente y Futuro, Madrid, Spain.
• Zahn, R., Martínez-Méndez, G., Negre, C., Hall, I.R., van der Meer, M. Multi-Proxy Records for Testing the Role of Indian-Atlantic Gateway Circulation and Inter-Ocean Exchanges in Modulating the Atlantic MOC. AGU Fall Meeting, 15-19 December 2008, San Francisco, USA.
• Negre, C., Thomas, A.L., Mas, J.L., Martínez-Méndez, G., Nuñez, N., Hall, I.R., Henderson, G.M., Masqué, P., Rosell-Melé, A., Zahn, R. A New Sedimentary 231Pa/230Th Record From the South Atlantic: Further Insight Into Atlantic Meridional Overturning Circulation (MOC) Through the Last 45 kyr. AGU Fall Meeting, 15-19 December 2008, San Francisco, USA.

• Martínez-Méndez, G., Thierens, M., Mohtadi, M., Hebbeln, D., Lamy, F. and Freudenthal, T. Long-term records of Antarctic Intermediate Water variability off northern Chile (SE Pacific). AGU Fall Meeting, 5-9 December 2011, San Francisco, USA.
• Martínez-Méndez, G., Zahn, R., Hall, I.R., Peeters, F., Pena, L.D. and Cacho, I., Negre, C. 345 kyr long paired planktonic Mg/Ca - d18O records from the Agulhas Corridor reveal changes in Indian-Atlantic water transports. ICP10, 29 August-3 September 2010, San Diego, USA.
• Marino, G., Zahn, R., Ziveri, P., Kim, J.-H., Hall, I, Martínez-Méndez, G., Rodríguez Sanz, L., Mortyn, G., Schneider, R., Millennial-scale variability of the greater Agulhas Current System during the penultimate glacial cycle. ICP10, 29 August-3 September 2010, San Diego, USA.
• Martínez-Méndez, G., Zahn, R., Hall, I.R., Peeters, F., Pena, L.D. and Cacho, I. Paleoceanography of the Agulhas Current and Ensuing Indian-Atlantic Water Exchange as a Leading Component of Atlantic MOC Shifts. Symposium: Effects of Climate Change on the World’s Oceans. 19-23 May 2008, Gijon, Spain.
• Martínez-Méndez, G., Zahn, R., Hall, I.R., Pena, L.D. and Cacho, I. Deep Water Circulation of the South Atlantic During the Last 345 kyr: Northern vs Southern Sources. ICP9, 3-7 September 2007, Shanghai, China.
• Negre, C., Mas, J.L., Pere Masqué, P., Thomas, A.L., Henderson, G.M., Martínez-Méndez, G. and Zahn, R. 231Pa/230Th Analysis in South Atlantic Deep Sea Sediments: Experimental Setup and Perspectives. ICP9, 3-7 September 2007, Shanghai, China .
• Martínez-Méndez, G., Zahn, R., Hall, I.R. and Rickaby, R.E.M. Multi-Proxy Approach to the Atlantic-Indian Water Interchange Along the Last Three Glacial-Interglacial Cycles. AGU Fall Meeting, 5-9 December 2005, San Francisco, USA.
• Martínez-Méndez, G., Zahn, R., Hall, I.R. Paleocirculation Proxies off South Africa: Chemical Ventilation (benthic foraminiferal d13C) vs Physical Circulation (Sortable Silt Mean Size). Biogeochemical Controls on Paleoceanographic Proxies. 3-4 October 2005, Geological Society, London, UK.
• Martínez-Méndez, G., Zahn, R., Hall, I.R. Atlantic-Indian Inter-Ocean Exchange: Multi-Centennial Benthic-Planktonic Isotope and Flow-Speed Records From the Agulhas Corridor. ICP8, 5-10 September 2004, Biarritz, France.
  Awarded with a Student Poster Prize.

Essays

• Martínez-Méndez, G., Relación entre la concentración de CO2 en el pasado, la temperatura atmosférica y el calentamiento global presente. Revista Local de Almuña (Asturias, Spain). Invited note, July 2011.
• Martínez-Méndez, G., La Corriente de Agulhas. Investigación y Ciencia (Spanish Edition of Scientific America). Invited note, April 2010.

Talks

• Martínez-Méndez, G., Reconstruction of Agulhas leakage variability, talk held at the Autonomous University of Barcelona in the framework of the project for the public outreach of climate change science "Caravana del Clima" supported by the CRUE (Conferencia de Rectores de las Universidades Españolas) and funded by the "Fundación Biodiversidad", February 2008.