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Heritage

Le sec­teur « pa­tri­moine » est un ser­vice de l’ISSKA dé­dié à la do­cu­men­ta­tion et à la pro­tec­tion du pa­tri­moine kars­tique. Les pro­jets me­nés dans ce do­maine s’appuient sur les connais­sances et com­pé­tences des col­la­bo­ra­teurs de l’ISSKA en ma­tière d’assainissement de site, de bios­pé­léo­lo­gie et de géo­pa­tri­moine.


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Marc Lüt­scher
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Monitoring and remediation of karstic sites

There are ma­ny unau­tho­ri­sed dumps in kars­tic ter­rain (chasms, caves and do­lines). This waste is in di­rect contact with the ground­wa­ter, which can have conse­quences for the qua­li­ty of drin­king water.The pre­sence of waste may have a si­gni­fi­cant im­pact on the state of conser­va­tion of these par­ti­cu­lar geo­lo­gi­cal sites.

Nu­me­rous ana­lyses have shown that these old dis­po­sal sites are dan­ge­rous, with high le­vels of hea­vy me­tals. SISKA or­ga­nizes clean-up cam­pai­gns in se­ve­ral can­tons (VD, NE, VS, JU, BE). Over the past 20 years, more than 200 sites have al­rea­dy been re­me­dia­ted.

Our preferred approach
  • Es­ta­bli­shing and up­da­ting the re­gis­ter of pol­lu­ted sites.

  • Crea­tion of a re­me­dia­tion file.

  • Re­me­dia­tion.

  • Com­ple­tion of a re­me­dia­tion re­port.

  • Waste col­lec­ted in the Tourne val­ley (NE). SISKA

  • Re­co­ve­ry of a car­cass du­ring the de­con­ta­mi­na­tion of a sin­khole. SISKA

  • Re­me­dia­tion of a high-al­ti­tude abyss in the Vaud Pre-Alps. SISKA
  • Re­me­dia­tion of a sin­khole in the Vaud Ju­ra (Creux aux Chèvres). SISKA

    Biospeleology

    The bios­pe­leo­lo­gy plat­form is a link bet­ween ca­vers in­ter­es­ted in un­der­ground fau­na and spe­cia­lists in dif­ferent groups of un­der­ground or­ga­nisms. It en­ables dis­co­ve­ries that pro­vide im­por­tant in­for­ma­tion on ha­bi­tats and bio­geo­gra­phy to be pas­sed on to in­ter­es­ted re­sear­chers. By ac­ting as a re­lay, the plat­form helps to prevent the loss of in­for­ma­tion about the un­der­ground en­vi­ron­ment. It is al­so a link to the spe­cia­list ser­vices in the can­tons and to those res­pon­sible for geo­tope pro­tec­tion.

    The platform's ac­ti­vi­ties are sup­por­ted by the Scien­ti­fic Spe­leo­lo­gy Com­mis­sion of the Swiss Aca­de­my of Na­tu­ral Sciences (sc­nat) and are part of the na­tio­nal pro­gramme for the conser­va­tion of spe­leo­lo­gi­cal and karst he­ri­tage sup­por­ted by the FOEN.

    Geoheritage

    SISKA is res­pon­sible for car­rying out in­ven­to­ries of kars­tic sites (sin­kholes, do­lines, la­pies), geo-he­ri­tage as­sess­ments and site ma­na­ge­ment pro­po­sals (re­me­dia­tion, pro­tec­tion, en­han­ce­ment).

    Resources
    • View of Lac des Bre­nets (NE) du­ring a drought. SISKA

    • Geo­site equip­ped for the pu­blic, Gorges de l'Aare (BE). SISKA

    • Land­scape bet­ween ice and karst at Tsan­fleu­ron (VS). SISKA

      Impact studies

      Lors de pro­jets re­la­ti­ve­ment com­plexes ou im­por­tants en mi­lieu kars­tique, nous pou­vons ame­ner notre ex­pé­rience pour éva­luer leur fai­sa­bi­li­té et ré­duire leur im­pact po­ten­tiel vis-à-vis de l’environnement. Nous trai­tons plus par­ti­cu­liè­re­ment les im­pacts sur les eaux sou­ter­raines, la faune sou­ter­raine, le cli­mat sou­ter­rain et le pay­sage kars­tique.

      Resources
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