Erosion and rising waters endanger historic treasures

DECRYPTION – Preserving archaeological sites near coastlines and rivers poses a logistical challenge.

Rising waters, erosion… The climate and its disturbances are also a danger for the preservation of heritage, and many archaeological sites are directly threatened on the coast. The subject was at the heart of the program of the annual conference of the National Institute of Preventive Archeology (Inrap) held on October 20 and 21 at the Quai Branly Museum in Paris.

“Coastal erosion brings to light many sites that are very quickly vulnerable to the vagaries of the weather, explains Souen Fontaine, archaeologist in charge of the underwater pole of Inrap. This phenomenon is of course not new, but we are seeing a marked acceleration. We are faced with an archeology of emergency for which our infrastructures are not properly equipped financially, legally and humanly. ” The whole territory is concerned, in metropolitan France as well as overseas, and all the more so as rivers and seashores were privileged places of residence by our ancestors.

Remains exposed to the violence of the elements

In France, a large

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