M. B. Abbot, G. O. Seltzer, K. R. Kelts, and J. Southon, Holocene paleohydrology and glacial history of de central Andes using multiproxy lake sediments studies, 2003.

D. Ariztegui, C. Chondrogianni, A. Lami, P. Guilizzoni, and E. Lafargue, Lacustrine organic matter and the Holocene palaeoenvironmental record of Lake Albano (central Italy), Journal of Paleolimnology, vol.26, issue.3, pp.283-292, 2001.
DOI : 10.1023/A:1017585808433

H. W. Arz, G. Patzold, and G. Wefer, Climatic changes during the last glaciation recorded in sediment cores from the northeastern Brazilian Continental Margin, 1999.

H. W. Arz, F. Lamy, A. Ganopolski, N. Nowaczyk, and J. Pätzold, Dominant Northern Hemisphere climate control over millennialscale glacial sea-level variability, Quat Sci Rev, vol.26, pp.3-4, 2007.
DOI : 10.1016/j.quascirev.2006.07.016
URL : http://epic.awi.de/15433/1/Arz2006a.pdf

P. A. Baker, S. C. Fritz, J. Garland, and E. J. Ekdahl, Holocene hydrologic variation at Lake Titicaca, Bolivia/Peru, and its relationship to North Atlantic climate variation, Journal of Quaternary Science, vol.11, issue.7-8, pp.655-62, 2005.
DOI : 10.1002/jqs.987

B. W. Bird, M. B. Abbott, M. Vuille, D. T. Rodbell, N. D. Stansell et al., 300-year-long annually resolved record of the South American summer monsoon from the Peruvian Andes, Proceedings of National Academy, 2011.

M. M. Cole, Cerrado, Caatinga and Pantanal: The Distribution and Origin of the Savanna Vegetation of Brazil, The Geographical Journal, vol.126, issue.2, pp.168-179, 1960.
DOI : 10.2307/1793957

Y. Wang, X. Kong, S. J. Burns, and A. Matter, Timing and structure of the 8, 2009.

R. C. Cordeiro, B. Turcq, K. Suguio, A. O. Silva, A. Sifeddine et al., Holocene fires in East Amazonia (Caraj??s), new evidences, chronology and relation with paleoclimate, Global and Planetary Change, vol.61, issue.1-2, pp.49-62, 2008.
DOI : 10.1016/j.gloplacha.2007.08.005

F. W. Cruz, S. J. Burns, I. Karmann, W. D. Sharp, M. Vuille et al., Insolation-driven changes in atmospheric circulation over the past 116,000 years in subtropical Brazil, Nature, vol.431, issue.7029, pp.63-66, 2005.
DOI : 10.1016/S0033-5894(03)00003-6

F. W. Cruz, M. Vuille, S. J. Burns, X. Wang, H. Cheng et al., Orbitally driven east???west antiphasing of South??American precipitation, Nature Geoscience, vol.22, issue.3, pp.1-5, 2009.
DOI : 10.1038/ngeo444

J. R. Disnar, B. Guillet, D. Kéravis, C. Di-giovanni, and D. Sebag, Soil organic matter (SOM) characterisation by Rock-Eval pyrolysis: scope and limitations, 2003.

J. R. Disnar, J. Jacob, M. Morched-issa, N. Lottier, and F. Arnaud, Assessment of peat quality by molecular and bulk geochemical analysis: Application to the Holocene record of the Chautagne marsh (Haute Savoie, France), Chemical Geology, vol.254, issue.1-2, pp.101-112, 2008.
DOI : 10.1016/j.chemgeo.2008.06.004
URL : https://hal.archives-ouvertes.fr/insu-00310963

G. Eiten, Brazilian ???Savannas???, Ecological Studies, vol.42, pp.25-47, 1982.
DOI : 10.1007/978-3-642-68786-0_3

&. Fedorov and . Philander, Is El Niño Changing? Science, 1997.
DOI : 10.1126/science.288.5473.1997

H. Hastenrath, Circulation and teleconnection mechanisms of Northeast Brazil droughts. Progress in Oceanog, pp.407-415, 2006.

G. H. Haug, K. A. Hughen, D. M. Sigman, L. C. Peterson, L. C. Peterson et al., Southward Migration of the Intertropical Convergence Zone Through the Holocene, Science, vol.293, issue.5533, pp.1304-1308, 2001.
DOI : 10.1126/science.1059725

F. Hui, F. Gasse, A. Huc, L. Yuanfang, A. Sifeddine et al., Holocene environmental changes in Bangong basin (Western Tibet) Part 3: biogenic remains, Palaeogeogr., Palaeoclimatol., Palaeoecol, vol.120, pp.65-78, 1995.

J. Jacob, Enregistrement des variations paléoenvironnementales depuisLac Caçó) par les triterpènes et autres marqueurs organiques Available from, p.296, 2003.

J. Jacob, J. R. Disnar, M. Boussafir, A. Sifeddine, A. L. Albuquerque et al., Major environmental changes recorded by lacustrine sedimentary organic matter since the last glacial maximum near the equator (Lagoa do Ca????, NE Brazil), Palaeogeography, Palaeoclimatology, Palaeoecology, vol.205, issue.3-4, pp.183-197, 2004.
DOI : 10.1016/j.palaeo.2003.12.005

E. Lafargue, F. Marquis, and D. Pillot, Rock-Eval 6 Applications in Hydrocarbon Exploration, Production, and Soil Contamination Studies, Revue de l'Institut Fran??ais du P??trole, vol.53, issue.4, pp.421-437, 1998.
DOI : 10.2516/ogst:1998036

G. Lüniger and L. Schwark, Characterisation of sedimentary organic matter by bulk and molecular geochemical proxies: an example from Oligocene maar-type Lake Enspel, Germany, Sedimentary Geology, vol.148, issue.1-2, pp.275-288, 2002.
DOI : 10.1016/S0037-0738(01)00222-6

F. E. Mayle and M. J. Power, Impact of a drier Early-Mid-Holocene climate upon Amazonian forests, Philosophical Transactions of the Royal Society B: Biological Sciences, vol.120, issue.1-2, pp.1829-1838, 2008.
DOI : 10.1016/S0034-6667(01)00148-8

C. M. Moy, G. O. Seltzer, D. T. Rodbell, and D. M. Anderson, Variability of El Ni??o/Southern Oscillation activity at millennial timescales during the Holocene epoch, Nature, vol.35, issue.6912, pp.162-164, 2002.
DOI : 10.1006/qres.1993.1040

P. Nobre and J. Shukla, Variations of Sea Surface Temperature, Wind Stress, and Rainfall over the Tropical Atlantic and South America, Journal of Climate, vol.9, issue.10, pp.2464-2479, 1996.
DOI : 10.1175/1520-0442(1996)009<2464:VOSSTW>2.0.CO;2

A. J. Patience, E. Lallier-vergès, A. Sifeddine, P. Albéric, and B. Guillet, Organic fluxes and early diagenesis in the lacustrine environment: the superficial sediments of the Lac du Bouchet (Haute Loire, France), Organic Matter Accumulation: The Organic Cyclicities of the Kimmeridge Clay Formation (Yorkshire, GB) and the Recent Maar Sediments, pp.145-156, 1995.
DOI : 10.1007/BFb0117671

J. Reuter, L. Stott, D. Khider, A. Sinha, H. Cheng et al., A new perspective on the hydroclimate variability in northern South America during the Little Ice Age, Geophysical Research Letters, vol.21, issue.D6, pp.2170610-1029, 2009.
DOI : 10.1029/2009GL041051

G. Seltzer, D. Rodbell, and S. Burns, Isotopic evidence for late Quaternary climatic change in tropical South America, Geology, vol.28, issue.1, pp.35-38, 2000.
DOI : 10.1130/0091-7613(2000)28<35:IEFLQC>2.0.CO;2

A. Sifeddine, P. Bertrand, M. Fournier, L. Martin, M. Servant et al., La sédimentation organique lacustre en milieu tropical humide (Carajás, Amazonie orientale, Brésil): relation avec les changements climatiques au cours des 60 000 dernières années, pp.613-621, 1994.

A. Sifeddine, J. Bertaux, P. Mourguiart, L. Martin, J. R. Disnar et al., Etude de la sédimentation lacustre d'un site de forêt d'altitude des Andes centrales (Bolivie). Implications paléoclimatiques, pp.395-402, 1998.

A. Sifeddine, P. Meyers, R. Cordeiro, A. Albuquerque, M. Bernardes et al., Delivery and deposition of organic matter in surface sediments of Lagoa do Ca???? (Brazil), Journal of Paleolimnology, vol.70, issue.3, pp.385-396, 2010.
DOI : 10.1007/s10933-011-9506-0

M. Stuiver, P. J. Reimer, and R. Reimer, Calib, Version 5.02, 2009.

M. R. Talbot and D. A. Livingstone, Hydrogen index and carbon isotopes of lacustrine organic matter as lake level indicators, Palaeogeography, Palaeoclimatology, Palaeoecology, vol.70, issue.1-3, pp.121-137, 1989.
DOI : 10.1016/0031-0182(89)90084-9

L. G. Thomson, E. M. Thomson, W. Dansgaard, and P. M. Groots, The Little Ice Age as Recorded in the Stratigraphy of the Tropical Quelccaya Ice Cap, Science, vol.234, issue.4774, pp.361-364, 1986.
DOI : 10.1126/science.234.4774.361

V. Trouet, J. Esper, N. E. Graham, A. Baker, J. D. Scourse et al., Persistent Positive North Atlantic Oscillation Mode Dominated the Medieval Climate Anomaly, Science, vol.324, issue.5923, pp.78-80, 2009.
DOI : 10.1126/science.1166349

B. Turcq, A. L. Albuquerque, R. C. Cordeiro, A. Sifeddine, F. Simões-filho et al., Accumulation of organic carbon in five Brazilian lakes during the Holocene, Sedimentary Geology, vol.148, issue.1-2, pp.319-342, 2002.
DOI : 10.1016/S0037-0738(01)00224-X

P. J. Valdés, South American paleoclimate model simulations: how reliable are the models?, J. of Quat Sci, vol.154, pp.357-368, 2000.

R. Zocatelli, J. Jacob, B. Turcq, M. Boussafir, A. Sifeddine et al., Biomarker evidence for recent turf cultivation in Northeast Brazil (Lagoa do Boqueir??o, RN State), Organic Geochemistry, vol.41, issue.4, pp.427-430, 2010.
DOI : 10.1016/j.orggeochem.2009.12.008