Argentina 6 dune formation eolian process 6 Aeolian ramps 4 Anthropogenic alterations 4 Cliffs 4 Coastal morphodynamic 4 Dunes 4 Necochea 4 Shores 4 South America 4 cliff 4 coastal morphology 4 erosion 4 human activity 4 littoral environment 4 shore platform 4 trend analysis 4 Buenos Aires [Argentina] 3 Blowout dunes 2 Bos 2 Inland desert 2 La Pampa 2 Megadunes 2 Pampas 2 Parabolic dunes 2 Poaceae 2 Quaternary 2 bedform 2 boundary condition 2