. Ségalen, 16 Ma) was again (very?) humid, before a major (still acting) dry event starting around 15 Ma at time of first eolian sediments deposition in the Namib Desert Uppermost Miocene to present-day (8?0 Ma) Africa-scale increase of humidity, Along the coastal plain, the Burdigalian, pp.5-7, 1999.

. Gomez, Four categories are defined: very humid (similar to present-day Gabon-North Congo conditions), humid, semiarid, and arid (desert similar to the Namib Desert) Data: (1), Figure 5. Precipitation change chart for the Cretaceous and Cenozoic) de Villiers, p.Bamford, 1986.

R. Bamford and M. K. , Cenozoic macro-plants, in The Cenozoic of Southern Africa, pp.351-356, 2000.

M. K. Bamford and M. C. De-wit, Taxonomic description of fossil wood from Cainozoic Sak River terraces, near Brandvlei, Palaeontol. Afr, vol.30, pp.71-80, 1993.

M. K. Bamford and I. R. Stevenson, A submerged Late Cretaceous podocarpaceous forest, west coast, S. Afr. J. Sci, vol.98, pp.181-185, 2002.

D. R. Bell, M. D. Schmitz, and P. E. Janney, Mesozoic thermal evolution of the southern African mantle lithosphere, Lithos, vol.71, issue.2-4, pp.273-28710, 2003.
DOI : 10.1016/S0024-4937(03)00117-8

R. Bonnefille, Cenozoic vegetation, climate changes and hominid evolution in tropical Africa, Global Planet, Change, vol.72, pp.390-411, 2010.

J. Braun and S. D. Willett, A very efficient O(n), implicit and parallel method to solve the stream power equation governing fluvial incision and landscape evolution, Geomorphology, pp.180-181, 2012.

J. Braun, X. Robert, and T. Simon-labric, Eroding dynamic topography, Geophysical Research Letters, vol.104, issue.F2, pp.1494-1499, 2013.
DOI : 10.1029/2002JB002125

L. F. Brown, J. M. Benson, G. J. Brink, S. Doherty, A. Jollands et al., Sequence Stratigraphy in Offshore South African Divergent Basins: An Atlas on Exploration for Cretaceous Lowstand Traps by Soekor (Pty) Ltd, Studies in Geology, vol.41, issue.184, 1995.

R. W. Brown, D. J. Rust, M. A. Summerfield, A. J. Gleadow, M. C. De et al., An early cretaceous phase of accelerated erosion on the south-western margin of Africa: Evidence from apatite fission track analysis and the offshore sedimentary record, International Journal of Radiation Applications and Instrumentation. Part D. Nuclear Tracks and Radiation Measurements, vol.17, issue.3, pp.339-350, 1990.
DOI : 10.1016/1359-0189(90)90056-4

R. W. Brown, M. A. Summerfield, and A. J. Gleadow, Denudational history along a transect across the Drakensberg Escarpment of southern Africa derived from apatite fission track thermochronology, Journal of Geophysical Research: Solid Earth, vol.148, issue.B12, pp.235010-1029, 2002.
DOI : 10.1029/2001JB000744

K. Burke, The African plate, S. Afr, J. Geol, vol.99, issue.4, pp.339-409, 1996.

O. Catuneanu, P. J. Hancox, and B. S. Rubidge, Reciprocal flexural behaviour and contrasting stratigraphies: a new basin development model for the Karoo retroarc foreland system, South Africa, Basin Research, vol.96, issue.4, pp.417-439, 1998.
DOI : 10.1046/j.1365-2117.1998.00078.x

M. R. Cooper, A new bivalve from the late Jurassic of Zimbabwe, S. Afr, J. Geol, vol.91, pp.321-325, 1988.

J. E. Decker, S. Niedermann, M. J. De, and . Wit, Climatically influenced denudation rates of the southern African plateau: Clues to solving a geomorphic paradox, Geomorphology, vol.190, pp.48-60, 2013.
DOI : 10.1016/j.geomorph.2013.02.007

C. Dessert, B. Dupré, J. Gaillardet, L. M. François, and C. J. Allègre, Basalt weathering laws and the impact of basalt weathering on the global carbon cycle, Basalt weathering laws and the impact of basalt weathering on the global carbon cycle, pp.257-273, 2003.
DOI : 10.1016/j.chemgeo.2002.10.001

URL : https://hal.archives-ouvertes.fr/hal-00318683

J. De-vera, P. Granado, and K. Mcclay, Structural evolution of the Orange Basin gravity-driven system, offshore Namibia, Marine and Petroleum Geology, vol.27, issue.1, pp.223-227, 2010.
DOI : 10.1016/j.marpetgeo.2009.02.003

S. E. De-villiers, Palaeobotanical implications arising from palynological studies of Eocene sediments from the continental shelf, Northern Cape Province, South Africa, Actes du 4ème Symposium de Palynologie africaine, pp.129-140, 1999.

R. M. Flowers and B. Schoene, (U-Th)/He thermochronometry constraints on unroofing of the eastern Kaapvaal craton and significance for uplift of the southern African Plateau, Geology, vol.38, issue.9, pp.827-830, 2010.
DOI : 10.1130/G30980.1

J. Gaillardet, B. Dupre, P. Louvat, and C. Allegre, Global silicate weathering and CO2 consumption rates deduced from the chemistry of large rivers, Chemical Geology, vol.159, issue.1-4, pp.3-30, 1999.
DOI : 10.1016/S0009-2541(99)00031-5

K. Gallagher and R. Brown, Denudation and uplift at passive margins: the record on the Atlantic Margin of southern Africa, Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, vol.357, issue.1753, pp.357-835, 1753.
DOI : 10.1098/rsta.1999.0354

B. Gomez, X. Martinez-delclos, M. Bamford, and M. Philippe, Taphonomy and palaeoecology of plant remains from the oldest African Early Cretaceous amber locality, Lethaia, vol.2, issue.14, pp.300-308, 2002.
DOI : 10.1111/j.1502-3931.2002.tb00090.x

F. Guillocheau, D. Rouby, C. Robin, C. Helm, N. Rolland et al., Quantification and causes of the terrigeneous sediment budget at the scale of a continental margin: a new method applied to the Namibia-South Africa margin, Basin Research, vol.6, issue.1, pp.3-30, 2012.
DOI : 10.1111/j.1365-2117.2011.00511.x

URL : https://hal.archives-ouvertes.fr/insu-00659121

M. Gurnis, J. Mitrovica, J. Ritsema, and H. Van-heijst, Constraining mantle density structure using geological evidence of surface uplift rates: The case of the African Superplume, Geochemistry, Geophysics, Geosystems, vol.105, issue.17, pp.102010-1029, 2000.
DOI : 10.1029/1999GC000035

E. K. Hanson, J. M. Moore, E. M. Bordy, J. S. Marsh, G. Howarth et al., CRETACEOUS EROSION IN CENTRAL SOUTH AFRICA: EVIDENCE FROM UPPER-CRUSTAL XENOLITHS IN KIMBERLITE DIATREMES, South African Journal of Geology, vol.112, issue.2, pp.125-140, 2009.
DOI : 10.2113/gssajg.112.2.125

B. U. Haq, J. Hardenbol, and P. R. Vail, Chronology of Fluctuating Sea Levels Since the Triassic, Science, vol.235, issue.4793, pp.1156-1167, 1987.
DOI : 10.1126/science.235.4793.1156

A. D. Howard and G. Kerby, Channel changes in badlands, Geological Society of America Bulletin, vol.94, issue.6, pp.739-752, 1983.
DOI : 10.1130/0016-7606(1983)94<739:CCIB>2.0.CO;2

H. A. Jelsma, M. J. De-wit, C. Thiart, P. H. Dirks, G. Viola et al., Preferential distribution along transcontinental corridors of kimberlites and related rocks of Southern Africa, S. Afr, J. Geol, vol.107, pp.301-324, 2004.

D. Jerram, N. Mountney, F. Holzförster, and H. Stollhofen, Internal stratigraphic relationships in the Etendeka group in the Huab Basin, NW Namibia: understanding the onset of flood volcanism, Journal of Geodynamics, vol.28, issue.4-5, pp.393-418, 1999.
DOI : 10.1016/S0264-3707(99)00018-6

M. R. Johnson, C. J. Van-vuuren, W. F. Hegenberger, R. E. Key, and U. Shoko, Stratigraphy of the Karoo Supergroup in southern Africa: an overview, Stratigraphy of the Karoo Supergroup in southern Africa: An overview, pp.3-15, 1996.
DOI : 10.1016/S0899-5362(96)00048-6

D. Lague and N. Hovius, Discharge, discharge variability, and the bedrock channel profile, Journal of Geophysical Research: Earth Surface, vol.410, issue.B7, pp.400610-1029, 2005.
DOI : 10.1029/2004JF000259

URL : https://hal.archives-ouvertes.fr/hal-00085192

I. J. Larsen, D. R. Montgomery, and H. M. Greenberg, The contribution of mountains to global denudation, Geology, vol.42, issue.6, pp.527-530, 2014.
DOI : 10.1130/G35136.1

D. S. Macgregor, The development of the Nile drainage system: integration of onshore and offshore evidence, Petroleum Geoscience, vol.18, issue.4, pp.417-43110, 2012.
DOI : 10.1144/petgeo2011-074

J. S. Marsh, P. R. Hooper, J. Rehacek, R. A. Duncan, and A. R. Duncan, Stratigraphy and age of Karoo basalts of Lesotho and implications for correlations within the Karoo igneous province, in Large Igneous Provinces: Continental, Oceanic and Planetary Flood Volcanism, Geophys. Monogr. Ser, pp.247-272, 1997.

L. Melluso, C. Cucciniello, C. M. Petrone, M. Lustrino, V. Morra et al., Petrology of Karoo volcanic rocks in the southern Lebombo monocline, Mozambique, Petrology of Karoo volcanic rocks in the southern Lebombo monocline, pp.139-151, 2008.
DOI : 10.1016/j.jafrearsci.2008.06.002

K. G. Miller, M. A. Kominz, J. V. Browning, J. D. Wright, G. S. Mountain et al., The Phanerozoic Record of Global Sea-Level Change, Science, vol.310, issue.5752, pp.310-1293, 2005.
DOI : 10.1126/science.1116412

A. A. Nyblade and S. Robinson, The African Superswell, Geophysical Research Letters, vol.73, issue.9, pp.765-76810, 1994.
DOI : 10.1029/94GL00631

A. A. Nyblade and N. H. Sleep, Long lasting epeirogenic uplift from mantle plumes and the origin of the Southern African Plateau, Geochemistry, Geophysics, Geosystems, vol.104, issue.B9, pp.110510-1029, 2003.
DOI : 10.1029/2003GC000573

T. C. Partridge and R. R. Maud, Geomorphic evolution of Southern Africa since the Mesozoic, S. Afr, J. Geol, vol.90, pp.179-208, 1987.

M. Pickford and B. Senut, Geology and Palaeobiology of the Namib Desert Southwest Africa Geological Survey of Namibia, 1999.

H. W. Posamentier, M. T. Jervey, and P. R. Vail, Eustatic controls on clastic deposition. I. Conceptual framework, in Sea-Level Changes: An Integrated Approach, Special Publication, pp.109-124, 1988.

H. W. Posamentier, G. P. Allen, D. P. James, and M. Tesson, Forced regressions in a sequence stratigraphic framework: Concepts, examples, and exploration significance, Am. Assoc. Pet. Geol. Bull, vol.76, pp.1687-1709, 1992.

R. Pysklywec and J. X. Mitrovica, The Role of Subduction???Induced Subsidence in the Evolution of the Karoo Basin, The Journal of Geology, vol.107, issue.2, pp.155-164, 1999.
DOI : 10.1086/314338

X. Qin, R. D. Müller, J. Cannon, T. C. Landgrebe, C. Heine et al., The GPlates Geological Information Model and Markup Language, Geoscientific Instrumentation, Methods and Data Systems Discussions, vol.2, issue.2, pp.365-42810, 2012.
DOI : 10.5194/gid-2-365-2012-supplement

D. L. Roberts, L. Sciscio, A. I. Herries, L. Scott, M. K. Bamford et al., Miocene fluvial systems and palynofloras at the southwestern tip of Africa: Implications for regional and global fluctuations in climate and ecosystems, Earth-Science Reviews, vol.124, pp.184-201, 2013.
DOI : 10.1016/j.earscirev.2013.05.001

C. Robin, F. Guillocheau, and J. M. Gaulier, Discriminating between tectonic and eustatic controls on the stratigraphic record in the Paris basin, Discriminating between tectonic and eustatic controls on stratigraphic record in the Paris Basin, pp.323-329, 1998.
DOI : 10.1130/0091-7613(1992)020<0787:EGCCAE>2.3.CO;2

D. Rouby, S. Bonnet, F. Guillocheau, K. Gallagher, C. Robin et al., Sediment supply to the Orange sedimentary system over the last 150My: An evaluation from sedimentation/denudation balance, Marine and Petroleum Geology, vol.26, issue.6, pp.782-794, 2009.
DOI : 10.1016/j.marpetgeo.2008.08.004

D. B. Rowley, Sea Level: Earth???s Dominant Elevation???Implications for Duration and Magnitudes of Sea Level Variations, The Journal of Geology, vol.121, issue.5, pp.445-45410, 2013.
DOI : 10.1086/671392

G. Salman and I. Abdula, Development of the Mozambique and Ruvuma sedimentary basins, offshore Mozambique, Sedimentary Geology, vol.96, issue.1-2, pp.7-41, 1995.
DOI : 10.1016/0037-0738(95)00125-R

A. Sandersen, A Palynological Investigation of the Offshore Cretaceous Sequence on the South-West Coast of South Africa, 566 pp., Faculty of Science, 2006.

A. Scholtz, The palynology of the upper lacustrine sediments of the Arnot Pipe, Ann. S. Afr. Mus, vol.95, pp.1-109, 1985.

A. Scholtz, The palynology of the upper lacustrine sediments of the Arnot Pipe, Namaqualand?A summary, Ann. Geol. Surv. S. Afr, vol.19, pp.85-87, 1985.

L. Ségalen, M. Renard, J. A. Lee-thorp, L. Emmanuel, L. L. Callonnec et al., Neogene climate change and emergence of C4 grasses in the Namib, southwestern Africa, as reflected in ratite 13C and 18O, Earth and Planetary Science Letters, vol.244, issue.3-4, pp.725-734, 2006.
DOI : 10.1016/j.epsl.2005.12.012

B. Senut and M. Pickford, Fossil eggs and Cenozoic continental biostratigraphy of Namibia, Palaeontol. Afr, vol.32, pp.33-37, 1995.

R. W. Shone and P. W. Booth, The Cape Basin, South Africa: A review, Journal of African Earth Sciences, vol.43, issue.1-3, pp.196-210, 2005.
DOI : 10.1016/j.jafrearsci.2005.07.013

R. M. Smith, Sedimentation and paleoenvironments of Late Cretaceous crater-lake deposits in Bushmanland, pp.369-386, 1986.

R. M. Smith, Palaeoenvironmental reconstruction of a Cretaceous crater-lake deposit in Bushmanland, Palaeoecol. Afr, vol.19, pp.27-41, 1988.

A. Tankard, H. Welsink, P. Aukes, R. Newton, and E. Stettler, Tectonic evolution of the Cape and Karoo basins of South Africa, Marine and Petroleum Geology, vol.26, issue.8, pp.1379-1412, 2009.
DOI : 10.1016/j.marpetgeo.2009.01.022

J. Tinker, M. De-wit, and R. Brown, Linking source and sink: Evaluating the balance between onshore erosion and offshore sediment accumulation since Gondwana break-up, South Africa, Tectonophysics, vol.455, issue.1-4, pp.455-94, 2008.
DOI : 10.1016/j.tecto.2007.11.040

T. H. Torsvik and L. R. Cocks, Gondwana from top to base in space and time, Gondwana Research, vol.24, issue.3-4, pp.999-1030, 2013.
DOI : 10.1016/j.gr.2013.06.012

T. H. Torsvik, K. Burke, B. Steinberger, S. Webb, and L. D. , Diamonds sampled by plumes from the core???mantle boundary, Nature, vol.112, issue.7304, pp.352-35510, 2010.
DOI : 10.1038/nature09216

P. D. Tyson and T. S. Partridge, Evolution of Cenozoic climates, in The Cenozoic of Southern Africa, pp.371-387, 2000.

G. Uenzelmann-neben, P. Schlüter, and E. Weigelt, Cenozoic oceanic circulation within the South African gateway: indications from seismic stratigraphy, South African Journal of Geology, vol.110, issue.2-3, pp.275-294, 2007.
DOI : 10.2113/gssajg.110.2-3.275

P. Van-der-beek, M. Summerfield, J. Braun, R. W. Brown, and A. Fleming, Modeling postbreakup landscape development and denudational history across the southeast African (Drakensberg Escarpment) margin, Journal of Geophysical Research: Solid Earth, vol.I, issue.B12, pp.235110-1029, 2002.
DOI : 10.1029/2001JB000745

A. Wanke, H. Stollhofen, I. G. Stanistreet, and V. Lorenz, Karoo unconformities in NW-Namibia and their tectonic implications, Commun. Geol. Surv. Namibia, vol.12, pp.259-268, 2000.

K. X. Whipple, BEDROCK RIVERS AND THE GEOMORPHOLOGY OF ACTIVE OROGENS, Annual Review of Earth and Planetary Sciences, vol.32, issue.1, pp.151-185, 2004.
DOI : 10.1146/annurev.earth.32.101802.120356

K. X. Whipple and G. E. Tucker, Dynamics of the stream-power river incision model: Implications for height limits of mountain ranges, landscape response timescales, and research needs, Journal of Geophysical Research: Solid Earth, vol.22, issue.46, pp.661-1710, 1999.
DOI : 10.1029/1999JB900120