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Southern African sandy coasts in the context of near-future sea-level rise

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References

  • Arkema, K.K., Guannel, G., Verutes, G., Wood, S.A., Guerry, A., Ruckelshaus, M., Kareiva, P., Lacayo, M. & Silver, J.M. 2013. Coastal habitats shield people and property from sea-level rise and storms. Nature Climate Change 3: 913–918. doi:10.1038/nclimate1944.
  • Armitage, S.J., Botha, G.A., Duller, G.A.T., Wintle, A.G., Rebêlo, L.P. & Momade, F.J. 2006. The formation and evolution of the barrier islands of Inhaca and Bazaruto, Mozambique. Geomorphology 82: 295–308. doi:10.1016/j.geomorph.2006.05.011.
  • Arthurton, R.S., Brampton, A.H., Kaaya, C.Z. & Mohamed, S.K. 1999. Late Quaternary coastal stratigraphy on a platform-fringed tropical coast: a case study from Zanzibar, Tanzania. Journal of Coastal Research 15: 635–644.
  • Badenhorst, P., Cooper, J.A.G., Crowther, J., Gonsalves, J., Laubscher, W.I., Grobler, N.A., Mason, T.R., Illenberger, W.K., Perry, J.E., Reddering, J.S.V. & Van Der Merwe, L. 1989. Survey of September 1987 Natal floods. South African National Scientific Program Report, Stellenbosch.
  • Barbier, E.B., Hacker, S.D., Kennedy, C., Koch, E.W., Stier, A.C. & Silliman, B.R. 2011. The value of estuarine and coastal ecosystem services. Ecological Monographs 81 (2): 169–193. doi:10.1890/10-1510.1.
  • Behling, R., Milewski, R. & Chabrillat, S. 2018. Spatiotemporal shoreline dynamics of Namibian coastal lagoons derived by a dense remote sensing time series approach. International Journal of Applied Earth Observation and Geoinformation 68: 262–271. doi:10.1016/j.jag.2018.01.009.
  • Bluck, B.J., Ward, J.D., Cartwright, J. & Swart, R. 2007. The Orange River, southern Africa: an extreme example of a wave-dominated sediment dispersal system in the South Atlantic Ocean. Journal of the Geological Society 164 (2): 341–351. doi:10.1144/0016-76492005-189.
  • Blythe, J.L., Murray, G. & Flaherty, M. 2014. Strengthening threatened communities through adaptation: insights from coastal Mozambique. Ecology and Society 19 (2), doi:10.5751/ES-06408-190206.
  • Bond, J., Green, A.N., Cooper, J.A.G. & Humphries, M.S. 2013. Seasonal and episodic variability in the morphodynamics of an ephemeral inlet, Zinkwazi Estuary, South Africa. Journal of Coastal Research 65: 446–451. doi:10.2112/SI65-076.1.
  • Boston, J., Panda, A. & Surminski, S. 2020. Designing a funding framework for the slow-onset impacts of climate change: insights from recent experiences with coastal retreat. Centre for climate change economics and policy working paper 373/-Grantham Research Institute on climate change and the environment.
  • Brampton, A.H. 1992. Beaches-the natural way to coastal defence. In Coastal zone planning and management. Thomas Telford Publishing. pp. 221–229.
  • Bremner, J.M. 1983. Properties of logarithmic spiral beaches with particular reference to Algoa Bay. In: McLachlan, A. and Erasmus, T. (Eds.) Sandy Beaches as Ecosystems. Dr W Junk, The Hague. pp. 97–113.
  • Bremner, J.M., Rogers, J. & Willis, J.P. 1990. Sedimentological aspects of the 1988 Orange River floods. Transactions of the Royal Society of South Africa 47 (3): 247–294. doi:10.1080/00359199009520243.
  • Brundrit, G.B. 1995. Trends of Southern african sea level: statistical analysis and interpretation. South African Journal of Marine Science 16 (1): 9–17. doi:10.2989/025776195784156449.
  • Carter, R.W., Tindale, N., Brooks, P. & Sullivan, D. 2015. Impact of camping on ground and beach flow water quality on the eastern beach of K'gari-Fraser Island: a preliminary study. Australasian Journal of Environmental Management 22 (2): 216–232.
  • Cawthra, H.C., Jacobs, Z., Compton, J.S., Fisher, E.C., Karkanas, P. & Marean, C.W. 2018. Depositional and sea-level history from MIS 6 (Termination II) to MIS 3 on the southern continental shelf of South Africa. Quaternary Science Reviews 181: 156–172. doi:10.1016/j.quascirev.2017.12.002.
  • Chemane, D., Motta, H. & Achimo, M. 1997. Vulnerability of coastal resources to climate changes in Mozambique: a call for integrated coastal zone management. Ocean & Coastal Management 37: 63–83. doi:10.1016/S0964-5691(97)00073-2.
  • Church, J.A. & White, N.J. 2011. Sea-Level Rise from the Late 19th to the Early 21st Century. Surveys in Geophysics 32 (4-5): 585–602. doi:10.1007/s10712-011-9119-1.
  • Cooper, J.A.G. 1991. Shoreline changes on the Natal coast: Tugela River mouth to Cape St. Lucia. Natal Town and Regional Planning Commission Report 76. Pietermaritzburg.
  • Cooper, J.A.G. 1993. Sedimentation in a river dominated estuary. Sedimentology 40 (5): 979–1017.
  • Cooper, J.A.G. 2002. The role of extreme floods in estuary-coastal behaviour: contrasts between river- and tide-dominated microtidal estuaries. Sedimentary Geology 150 (1-2): 123–137. doi:10.1016/S0037-0738(01)00271-8.
  • Cooper, J.A.G. 2013. Mesoscale geomorphic change on low energy barrier islands in Chesapeake Bay. USA. Geomorphology 199: 82–94.
  • Cooper, J.A.G. 2018. Tidal Inlet Behaviour on Zambezi Delta Barrier Islands: A Multi-Decadal Perspective. EGU General Assembly Conference Abstracts (p. 17627).
  • Cooper, J.A.G. & Green, A.N. 2016. Geomorphology and preservation potential of coastal and submerged aeolianite: Examples from KwaZulu-Natal, South Africa. Geomorphology 271: 1–12. doi:10.1016/j.geomorph.2016.07.028.
  • Cooper, J.A.G. & Green, A.N. 2021. A standardized database of Marine Isotope Stage 5e sea-level proxies in southern Africa (Angola, Namibia and South Africa). Earth System Science Data 13: 953–968. doi:10.5194/essd-13-953-2021.
  • Cooper, J.A.G., Green, A.N. & Compton, J.S. 2018a. Sea-level change in southern Africa since the Last Glacial Maximum. Quaternary Science Reviews 201: 303–318. doi:10.1016/j.quascirev.2018.10.013.
  • Cooper, J.A.G., Green, A.N. & Loureiro, C. 2018b. Geological constraints on mesoscale coastal barrier behaviour. Global and Planetary Change 168: 15–34. doi:10.1016/j.gloplacha.2018.06.006.
  • Cooper, J.A.G. & Jackson, D.W. 2019. Coasts in Peril? A shoreline health perspective. Frontiers in Earth Science 7: 260. doi:10.3389/feart.2019.00260.
  • Cooper, J.A.G., Masselink, G., Coco, G., Short, A.D., Castelle, B., Rogers, K., Anthony, E., Green, A.N., Kelley, J.T., Pilkey, O.H. & Jackson, D.W.T. 2020a. Sandy beaches can survive sea-level rise. Nature Climate Change 10 (11): 993–995. doi:10.1038/s41558-020-00934-2.
  • Cooper, J.A.G. & McKenna, J. 2008. Social justice in coastal erosion management: The temporal and spatial dimensions. Geoforum 39: 294–306. doi:10.1016/j.geoforum.2007.06.007.
  • Cooper, J.A.G., O’Connor, M.C. & McIvor, S. 2020b. Coastal defences versus coastal ecosystems: a regional appraisal. Marine Policy 111: 102332. doi:10.1016/j.marpol.2016.02.021.
  • Cooper, J.A.G. & Pilkey, O.H. 2002. The barrier islands of southern Mozambique. Journal of Coastal Research 36: 164–172. doi:10.2112/1551-5036-36.sp1.164.
  • Cooper, J.A.G. & Pilkey, O.H. 2004. Longshore drift: trapped in an expected universe. Journal of Sedimentary Research 74: 599–606. doi:10.1306/022204740599.
  • Cooper, J.A.G., Smith, A.M. & Green, A.N. 2013. Backbeach deflation aprons: morphology and sedimentology. Journal of Sedimentary Research 83 (5): 395–405.
  • Corbett, I.B. 2016. Sediment dynamics of the Namib aeolian erosion basin and the arid zone diamond placers of the Northern Sperrgebiet, Namibia. Memoir Geological Survey Namibia 22: 6–171.
  • Dangendorf, S., Hay, C., Calafat, F.M., Marcos, M., Piecuch, C.G., Berk, K. & Jensen, J. 2019. Persistent acceleration in global sea-level rise since the 1960s. Nature Climate Change 9 (9): 705–710. doi:10.1038/s41558-019-0531-8.
  • DeConto, R.M. & Pollard, D. 2016. Contribution of Antarctica to past and future sea-level rise. Nature 531 (7596): 591–97. doi:10.1038/nature17145.
  • Defeo, O., McLachlan, A., Schoeman, D.S., Schlacher, T.A., Dugan, J., Jones, A., Lastra, M. & Scapini, F. 2009. Threats to sandy beach ecosystems: a review. Estuarine, Coastal and Shelf Science 81 (1): 1–12. doi:10.1016/j.ecss.2008.09.022.
  • De Wet, W.M. & Compton, J.S. 2021. Bathymetry of the South African continental shelf. Geo-Marine Letters 41 (3): 40.
  • Dube, K., Nhamo, G. & Chikodzi, D. 2021. Rising sea level and its implications on coastal tourism development in Cape Town, South Africa. Journal of Outdoor Recreation and Tourism 33: 100346. doi:10.1016/j.jort.2020.100346.
  • Dunkley, E., Schoonees, J.S. & Andtheron, A.K. 1998. Thukela Water Project: effects of a reduction in the Thukela River sediment yield on the adjacent coast-line. CSIR Report ENV/S-C 98029, Stellenbosch.
  • Duvat, V.K. 2019. A global assessment of atoll island planform changes over the past decades. Wiley Interdisciplinary Reviews: Climate Change 10 (1).
  • Dyer, S.E., Green, A.N., Cooper, J.A.G., Hahn, A & Zabel, M. 2021. Response of a wave-dominated coastline and delta to antecedent conditioning and fluctuating rates of postglacial sea-level rise. Marine Geology 434: 106435.
  • Ferreira, M.A., Andrade, F., Cardoso, P. & Paula, J. 2009. Coastal habitat mapping along the Tanzania/Mozambique transboundary area using Landsat 5 TM imagery. Western Indian Ocean Journal of Marine Science 8 (1): 1–13.
  • Fleming, K., Johnston, P., Zwartz, D., Yokoyama, Y., Lambeck, K. & Chappell, J. 1998. Refining the eustatic sea-level curve since the Last Glacial Maximum using far- and intermediate-field sites. Earth and Planetary Science Letters 163 (1-4): 327–342. doi:10.1016/S0012-821X(98)00198-8.
  • Foyle, A.M. & Norton, K.P. 2006. Late Holocene Nearshore Change at a Nontidal Transgressive Systems Tract Strandplain Complex, Presque Isle, Pennsylvania, U.S.A. Journal of Coastal Research 222 (2): 406–423. doi:10.2112/03-0090.1.
  • Franceschini, G., Compton, J.S. & Wigley, R.A. 2003. Sand transport along the Western Cape coast: Gone with the wind? South Afrcian Journal of Science 99: 317–318.
  • Frederikse, T., Landerer, F., Caron, L., Adhikari, S., Parkes, D., Humphrey, V.W., Dangendorf, S., Hogarth, P., Zanna, L., Cheng, L. & Wu, Y.H. 2020. The causes of sea-level rise since 1900. Nature 584: 393–397. doi:10.1038/s41586-020-2591-3.
  • Garner, A.J., Weiss, J.L., Parris, A., Kopp, R.E., Horton, R.M., Overpeck, J.T. & Horton, B.P. 2018. Evolution of 21st century sea level rise projections. Earth's Future 6 (11): 1603–1615. doi:10.1029/2018EF000991.
  • Garzanti, E., Vermeesch, P., Andò, S., Lustrino, M., Padoan, M. & Vezzoli, G. 2014. Ultra-long distance littoral transport of Orange sand and provenance of the Skeleton Coast Erg (Namibia). Marine Geology 357: 25–36.
  • Goudie, A., & Viles, H. 2014. Landscapes and Landforms of Namibia. Dordrecht, Springer.
  • Green, A.N., Cooper, J.A.G., Dlamini, N.P., Dladla, N.N., Parker, D. & Kerwath, S.E. 2020. Relict and contemporary influences on the postglacial geomorphology and evolution of a current swept shelf: The Eastern Cape Coast, South Africa. Marine Geology 427: 106230. doi:10.1016/j.margeo.2020.106230.
  • Green, A., Cooper, J.A.G. & LeVieux, A. 2013. Unusual barrier/inlet behaviour associated with active coastal progradation and river-dominated estuaries. Journal of Coastal Research 69: 35–45. doi:10.2112/SI_69_4.
  • Green, A.N., Cooper, J.A.G. & Salzmann, L. 2014. Geomorphic and stratigraphic signals of postglacial meltwater pulses on continental shelves. Geology 42: 151–154. doi:10.1130/G35052.1.
  • Green, A.N., Cooper, J.A.G. & Salzmann, L. 2018. The role of shelf morphology and antecedent setting in the preservation of palaeo-shoreline (beachrock and aeolianite) sequences: the SE African shelf. Geo-Marine Letters 38 (1): 5–18. doi:10.1007/s00367-017-0512-8.
  • Green, A.N. & Uken, R. 2005. First observations of sea level indicators related to glacial maxima at Sodwana Bay, Northern KwaZulu-Natal. South African Journal of Science 101 (5-6): 236–238.
  • Gregoire, L.J., Otto-Bliesner, B., Valdes, P.J. & Ivanovic, R. 2016. Abrupt Bølling warming and ice saddle collapse contributions to the Meltwater Pulse 1a rapid sea level rise. Geophysical Research Letters 43: 9130–9137. doi:10.1002/2016GL070356.
  • Halliday, E. & Gast, R.J. 2011. Bacteria in beach sands: an emerging challenge in protecting coastal water quality and bather health. Environmental Science & Technology 45 (2): 370–379. doi:10.1021/es102747s.
  • Hamlington, B.D., Gardner, A.S., Ivins, E., Lenaerts, J.T., Reager, J.T., Trossman, D.S., Zaron, E.D., Adhikari, S., Arendt, A., Aschwanden, A. & Beckley, B.D. 2020. Understanding of contemporary regional sea-level change and the implications for the future. Reviews of Geophysics 58 (3): e2019RG000672.
  • Hanley, M.E., Hoggart, S.P.G., Simmonds, D.J., Bichot, A., Colangelo, M.A., Bozzeda, F., Heurtefeux, H., Ondiviela, B., Ostrowski, R., Recio, M. & Trude, R. 2014. Shifting sands? Coastal protection by sand banks, beaches and dunes. Coastal Engineering 87: 136–146. doi:10.1016/j.coastaleng.2013.10.020.
  • Hein, C.J., Fitzgerald, D.M., Cleary, W.J., Albernaz, M.B., de Menezes, J.T. & Klein, A.H.D.F. 2013. Evidence for a transgressive barrier within a regressive strandplain system: Implications for complex coastal response to environmental change. Sedimentology 60 (2): 469–502. doi:10.1111/j.1365-3091.2012.01348.x.
  • Holgate, S.J., Matthews, A., Woodworth, P.L., Rickards, L.J., Tamisiea, M.E., Bradshaw, E., Foden, P.R., Gordon, K.M., Jevrejeva, S. & Pugh, J. 2013. New data systems and products at the permanent service for mean sea level. Journal of Coastal Research 29 (3): 493–504.
  • Hoogendoorn, G. & Fitchett, J.M. 2018. Perspectives on second homes, climate change and tourism in South Africa. African Journal of Hospitality, Tourism and Leisure 7 (2): 1–18.
  • Horton, B.P., Khan, N.S., Cahill, N., Lee, J.S., Shaw, T.A., Garner, A.J., Kemp, A.C., Engelhart, S.E. & Rahmstorf, S. 2020. Estimating global mean sea-level rise and its uncertainties by 2100 and 2300 from an expert survey. NPJ Climate and Atmospheric Science 3 (1): 1–8. doi:10.1038/s41612-019-0105-5.
  • Horton, B.P., Kopp, R.E., Garner, A.J., Hay, C.C., Khan, N.S., Roy, K. & Shaw, T.A. 2018. Mapping sea-level change in time, space, and probability. Annual Review of Environment and Resources 43: 481–521. doi:10.1146/annurev-environ-102017-025826.
  • Houngbeme, D.J.L., Igue, C.B. & Cloquet, I. 2020. Estimating the value of beach recreation in Benin. Tourism Recreation Research, doi:10.1080/02508281.2020.1777052.
  • Houston, J.R. 2018. The economic value of America’s beaches—a 2018 update. Shore & Beach 86: 3–13.
  • Hughes, P., Brundrit, G.B. & Searson, S. 1992. The vulnerability of Walvis Bay to rising sea levels. Journal of Coastal Research 8: 868–881.
  • Hulme, M. 2016. Intergovernmental Panel on Climate Change (IPCC). International Encyclopedia of Geography: People, the Earth, Environment and Technology, 1–7.
  • Hutchings, K., Lamberth, S.J. & Turpie, J.K. 2002. Socio-economic characteristics of gillnet and beach-seine fishers in the Western Cape, South Africa. South African Journal of Marine Science 24: 243–262. doi:10.2989/025776102784528646.
  • Illenberger, W.K. & Rust, I.C. 1988. A sand budget for the Alexandria coastal dunefield, South Africa. Sedimentology 35: 513–521. doi:10.1111/j.1365-3091.1988.tb01001.x.
  • IPCC. 2019. Summary for Policymakers. In: IPCC Special Report on the Ocean and Cryosphere in a Changing Climate. H.-O. Pörtner, D.C. Roberts, V. Masson-Delmotte, P. Zhai, M. Tignor, E. Poloczanska, K. Mintenbeck, A. Alegría, M. Nicolai, A. Okem, J. Petzold, B. Rama, N.M. Weyer (eds.). doi:10.1017/9781009157964.
  • Jackson, D.W., Cooper, A., Green, A., Beyers, M., Guisado-Pintado, E., Wiles, E., Benallack, K. & Balme, M. 2020. Reversing transverse dunes: Modelling of airflow switching using 3D computational fluid dynamics. Earth and Planetary Science Letters 544: 116363. doi:10.1016/j.epsl.2020.116363.
  • Jackson, D. & Short, A., (Eds.). 2020. Sandy Beach Morphodynamics. Amsterdam., Elsevier.
  • Jaritz, W., Ruder, J. & Schlenker, B. 1977. Das Quartär im Küstengebiet von Moçambique und seine Schwermineralführung. Geoligisches Jahrbuk, Reihe B (Heft), 26.
  • Kim, H.L., Li, T., Kalsi, N., Nguyen, H.T.T., Shaw, T.A., Ang, K.C., Cheng, K.C., Ratan, A., Peltier, W.R., Samanta, D. & Pratapneni, M. 2023. Prehistoric human migration between Sundaland and South Asia was driven by sea-level rise. Communications Biology 6: 150. doi:10.1038/s42003-023-04510-0.
  • King, P.G. 2018. Valuing beach ecosystems in an age of retreat. Shore and beach 86 (4).
  • Kirkpatrick, L.H., Jacob, J. & Green, A.N. 2019. Beaches and bedrock: How geological framework controls coastal morphology and the relative grade of a Southern Namibian diamond placer deposit. Ore Geology Reviews 107: 853–862.
  • Klein, A.H.F., Ferreira, Ó., Dias, J.M.A., Tessler, M.G., Silveira, L.F., Benedet, L., de Menezes, J.T. & de Abreu, J.G.N. 2010. Morphodynamics of structurally controlled headland-bay beaches in southeastern Brazil: A review. Coastal Engineering 57: 98–111. doi:10.1016/j.coastaleng.2009.09.006.
  • Laubscher, W.I., Swart, D.H., Schoonees, J.S., Pfaff, W.M. & Davis, A.B. 1991. The Durban beach restoration scheme after 30 years. Coastal Engineering 1990: 3227–3238.
  • Leatherman, S.P. 1983. Barrier dynamics and landward migration with Holocene sea-level rise. Nature 301 (5899): 415–417.
  • Liu, J.P. & Milliman, J.D. 2004. Reconsidering melt-water pulses 1A and 1B: Global impacts of rapid sea-level rise. Journal of Ocean University of China 3: 183–190. doi:10.1007/s11802-004-0033-8.
  • Lucrezi, S. & van der Walt, M.F. 2016. Beachgoers’ perceptions of sandy beach conditions: demographic and attitudinal influences, and the implications for beach ecosystem management. Journal of Coastal Conservation 20 (1): 81–96. doi:10.1007/s11852-015-0419-3.
  • Luijendijk, A., Hagenaars, G., Ranasinghe, R., Baart, F., Donchyts, G. & Aarninkhof, S. 2018. The state of the world’s beaches. Scientific Reports 8 (1): 1–11.
  • Mafaranga, H. 2020. Sea level rise may erode development in Africa. Eos 101), doi:10.1029/2020EO151568.
  • Manikam, S.L., Green, A.N., Cooper, J.A.G., Flemming, B.W. & Deacon, G. 2022. Development and preservation of transgressive sandy versus rocky shorelines: Observations from the SE African shelf. Geomorphology 419: 108485. doi:10.1016/j.geomorph.2022.108485.
  • Martin, A.K. & Flemming, B.W. 1986. The Holocene shelf sediment wedge off the south and east coast of South Africa. In: Shelf Sands and Sandstones, CSPG Memoir 11: 27–44.
  • Massuanganhe, E.A., Macamo, C., Westerberg, L.O., Bandeira, S., Mavume, A. & Ribeiro, E. 2015. Deltaic coasts under climate-related catastrophic events – Insights from the Save River delta, Mozambique. Ocean & Coastal Management 116: 331–340. doi:10.1016/j.ocecoaman.2015.08.008.
  • Mather, A.A. 2007. Linear and nonlinear sea-level changes at Durban, South Africa. South African Journal of Science 103 (11-12): 509–512.
  • Mather, A.A., Garland, G.G. & Stretch, D.D. 2009. Southern African sea levels: corrections, influences and trends. African Journal of Marine Science 31 (2): 145–156. doi:10.2989/AJMS.2009.31.2.3.875.
  • Mather, A.A., & Stretch, D.D. 2012. A perspective on sea level rise and coastal storm surge from Southern and Eastern Africa: A case study near Durban, South Africa. Water 4 (1): 237–259. doi:10.3390/w4010237.
  • Mgadle, A., Dube, K. & Lekaota, L. 2022. Conservation and Sustainability of Coastal City Tourism In the Advent of Seal Level Rise in Durban, South Africa. Tourism in Marine Environments 17 (3): 179–196. doi:10.3727/154427322X16599399156575.
  • Mitchell, J., Jury, M.R. & Mulder, G.J. 2005. A study of Maputaland beach dynamics. South African Geographical Journal 87: 43–51. doi:10.1080/03736245.2005.9713825.
  • Neumann, J.E., Emanuel, K.A., Ravela, S., Ludwig, L.C. & Verly, C. 2013. Assessing the risk of cyclone-induced storm surge and sea level rise in Mozambique (No. 2013/036). WIDER Working Paper.
  • Nicholson, J. 1983. Sedimentary aspects of the Mvumase Project. In: McLachlan, A. and Erasmus, T. (Eds.) Sandy Beaches as Ecosystems. Dr W Junk, The Hague. pp. 191–197.
  • Norström, E., Risberg, J., Gröndahl, H., Holmgren, K., Snowball, I., Mugabe, J.A. & Sitoe, S.R. 2012. Coastal paleo-environment and sea-level change at Macassa Bay, southern Mozambique, since c 6600 cal BP. Quaternary International 260: 153–163. doi:10.1016/j.quaint.2011.11.032.
  • Palalane, J. 2016. Processes of long-term coastal evolution and their mathematical modelling: Application to the Mozambican coast. PhD Thesis. Sweden, Division of Water Resources Engineering, Department of Building and Environmental Technology, Lund University.
  • Palanisamy, H., Cazenave, A., Meyssignac, B., Soudarin, L., Wöppelmann, G. & Becker, M. 2014. Regional sea level variability, total relative sea level rise and its impacts on islands and coastal zones of Indian Ocean over the last sixty years. Global and Planetary Change 116: 54–67. doi:10.1016/j.gloplacha.2014.02.001.
  • Peiser, B. 2007. IPCC: The Only Game in Town? Energy & Environment 18: i. doi:10.1260/095830507782616850.
  • Pfeffer, W.T., Harper, J.T. & O'Neel, S. 2008. Kinematic constraints on glacier contributions to 21st-century sea-level rise. Science 321 (5894): 1340–43. doi:10.1126/science.1159099.
  • Pilkey, O.H. & Cooper, J.A.G. 2014a. Are natural beaches facing extinction. Journal of Coastal Research SI70: 431–436.
  • Pilkey, O.H. & Cooper, J.A.G. 2014b. The last beach, Durham, NC: Duke University Press.
  • Porat, N. & Botha, G. 2008. The luminescence chronology of dune development on the Maputaland coastal plain, southeast Africa. Quaternary Science Reviews 27 (9-10): 1024–1046. doi:10.1016/j.quascirev.2008.01.017.
  • Prayaga, P. 2017. Estimating the value of beach recreation for locals in the Great Barrier Reef Marine Park, Australia. Economic Analysis and Policy 53: 9–18. doi:10.1016/j.eap.2016.10.001.
  • Pretorius, L., Green, A. & Cooper, A. 2016. Submerged shoreline preservation and ravinement during rapid postglacial sealevel rise and subsequent “slowstand”. Geol. Soc. Am. Bulletin 128 (7-8): 1059–1069.
  • Rahmstorf, S., Foster, G. & Cazenave, A. 2012. Comparing climate projections to observations up to 2011. Environmental Research Letters 7 (4): 0044035. doi:10.1088/1748-9326/7/4/044035.
  • Rautenbach, C. & Theron, A.K. 2018. Study of the Durban Bight shoreline evolution under schematised climate change and sand-bypassing scenarios. Journal of the South African Institution of Civil Engineering 60: 2–15. doi:10.17159/2309-8775/2018/v60n4a1.
  • Rocle, N., Dachary-Bernard, J. & Rey-Valette, H. 2021. Moving towards multi-level governance of coastal managed retreat: Insights and prospects from France. Ocean & Coastal Management 213: 105892. doi:10.1016/j.ocecoaman.2021.105892.
  • Romine, B.M., Fletcher, C.H., Frazer, L.N. & Anderson, T.R. 2016. Beach erosion under rising sea-level modulated by coastal geomorphology and sediment availability on carbonate reef-fringed island coasts. Sedimentology 63 (5): 1321–1332. doi:10.1111/sed.12264.
  • Salzmann, L., Green, A., & Cooper, J.A.G. 2013. Submerged barrier shoreline sequences on a high energy, steep and narrow shelf. Marine Geology 346: 366–374.
  • Schalke, H.J.W.G. 1973. The upper Quaternary of the Cape Flats area (Cape Province, South Africa). Scripta Geologica 15: 1–67.
  • Schlacher, T.A., Dugan, J., Schoeman, D.S., Lastra, M., Jones, A., Scapini, F., McLachlan, A. & Defeo, O. 2007. Sandy beaches at the brink. Diversity and Distributions 13 (5): 556–560. doi:10.1111/j.1472-4642.2007.00363.x.
  • Schlacher, T.A., Schoeman, D.S., Dugan, J., Lastra, M., Jones, A., Scapini, F. & McLachlan, A. 2008. Sandy beach ecosystems: key features, sampling issues, management challenges and climate change impacts. Marine Ecology 29: 70–90. doi:10.1111/j.1439-0485.2007.00204.x.
  • Schoonees, J.S., Lenhoff, L. & Raw, A.J. 1999. Preventing natural breaching of the major sand spit protecting the port of Walvis Bay. Coastal Engineering 1998: 1475–1488.
  • Schoonees, J.S., Theron, A.K. & Bevis, D. 2006. Shoreline accretion and sand transport at groynes inside the Port of Richards Bay. Coastal Engineering 53 (12): 1045–1058. doi:10.1016/j.coastaleng.2006.06.006.
  • Senna, W., Green, A.N., Cooper, J.A.G., Heeralal, T. & Gourrah, T. In press. Antecedent bedrock control on the sediment-starved continental shelf of south/central Namibia. Continental Shelf Research.
  • Shaghude, Y.W. 2004. Shore morphology and sediment characteristics south of Pangani River, coastal Tanzania. Western Indian Ocean Journal of Marine Science 3: 93–104.
  • Siegert, M., Alley, R.B., Rignot, E., Englander, J. & Corell, R. 2020. Twenty-first century sea-level rise could exceed IPCC projections for strong-warming futures. One Earth 3 (6): 691–703. doi:10.1016/j.oneear.2020.11.002.
  • Smith, A.M., Bundy, S.C. & Cooper, J.A.G. 2016. Apparent dynamic stability of the southeast African coast despite sea level rise. Earth Surface Processes and Landforms 41: 1494–1503. doi:10.1002/esp.3917.
  • Smith, A.M., Mather, A.A., Bundy, S.C., Cooper, J.A.G., Guastella, L.A., Ramsay, P.J. & Theron, A. 2010. Contrasting styles of swell-driven coastal erosion: examples from KwaZulu-Natal, South Africa. Geological Magazine 147: 940–953. doi:10.1017/S0016756810000361.
  • Spaggiari, R.I., Bluck, B.J. & Ward, J.D. 2006. Characteristics of diamondiferous Plio-Pleistocene littoral deposits within the palaeo-Orange River mouth, Namibia. Ore Geology Reviews 28: 475–492. doi:10.1016/j.oregeorev.2005.03.011.
  • Stretch, D.D. 2012. Coastal defences on the KwaZulu-Natal coast of South Africa: a review with particular reference to geotextiles. Journal of the South African Institution of Civil Engineering 54 (2): 55–64.
  • Tinley, K.L. 1985. Coastal dunes of South Africa. National Scientific Programmes Report, Pretoria.
  • Trenhaile, A.S. 2004. Modeling the accumulation and dynamics of beaches on shore platforms. Marine Geology 206: 55–72.
  • van Ijzendoorn, C.O., de Vries, S., Hallin, C. & Hesp, P.A. 2021. Sea level rise outpaced by vertical dune toe translation on prograding coasts. Scientific Reports 11: 1–8. doi:10.1038/s41598-021-92150-x.
  • Van Zyl, F.W. 2019. Geological mapping of the inner shelf off Cape Town's Atlantic Seaboard, South Africa.
  • Vousdoukas, M.I., Clarke, J., Ranasinghe, R., Reimann, L., Khalaf, N., Duong, T.M., Ouweneel, B., Sabour, S., Iles, C.E., Trisos, C.H. & Feyen, L. 2022. African heritage sites threatened as sea-level rise accelerates. Nature Climate Change 12 (3): 256–262. doi:10.1038/s41558-022-01280-1.
  • Vousdoukas, M.I., Ranasinghe, R., Mentaschi, L., Plomaritis, T.A., Athanasiou, P., Luijendijk, A. & Feyen, L. 2020. Sandy coastlines under threat of erosion. Nature Climate Change 10 (3): 260–263. doi:10.1038/s41558-020-0697-0.
  • WCRP (World Climate Research Program) Global Sea Level Budget Group. 2018. Global sea-level budget 1993-present. Earth System Science Data 10: 1551–1590. doi:10.5194/essd-10-1551-2018.
  • WMO (World Meteorological Organisation). 2020. State of the climate in Africa. WMO-No. 1253. Available at: https://library.wmo.int/doc_num.php?explnum_id=10421 (accessed March 14, 2021).
  • World Bank. 2017. World development indicators. http://data.worldbank.org/data-catalog/world-development-indicators.

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