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A real natural archive

A real natural archive

A monument in layers

The Pilat Dune has recorded all wind events experienced by the Aquitaine coast. Cold, dry, and windy periods have led to sand accumulation and have alternated with warm and wet periods which have enabled vegetation to develop. The remains of vegetation correspond to paleosols which are visible...

History

A monument in layers

A monument in layers

4000 years of history

Several layers of soil have been and gone to form the shape we see today. The dune’s interior architecture is testament to this. The dune’s history can be reconstructed thanks to the undulating alternate layers of sand and black levels on its ocean side. These paleosols (the lowest being...

History

A history rich with unexpected developments

A history rich with unexpected developments

4000 years of history

The story of the dune traces 4000 years of climate variation. Born of a complex interplay between sand, winds and tides, the dune is characterised by the overlapping of the 2 forms of dune : • U or V shaped parabolic dunes range in height from 20...

History

From grain of sand to dune

From grain of sand to dune

4000 years of history

This exceptional natural monument holds many secrets and is more than just a "pile of sand".... The history of a grain of sand is measured in millions of years. Resulting from the erosion of mountain ranges, (Pyrenees, Massif Central) sand is transported to the sea by rivers. On the coast it is...

History

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