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Find out about all the events organised by the ASL, as well as those in which it is involved.

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  • Wednesday 1 April

at

  • Saturday 31 October
  • Action in the field
  • 100% free

Stop Knotweed!

Get involved in the fight against this scourge! It's important for you to get involved and help us in our fight against...

  • Wednesday 17th June
  • Animation

Subaquatic herbarium: the secrets of Lake Geneva's plants – Family event

Discover the fascinating world of aquatic plants in Lake Geneva. This animation invites you to explore the sub-lacustrine herbariums, veritable submerged forests...

  • Saturday 20 juine
  • Nature outing
  • 100% free

L’eau en mouvement dans le territoire Lémanique : comprendre la notion de bassin versant

Lors de cette sortie de terrain, encadrée par Evelyne Baptendier, hydrogéologue experte et Jean-Marcel Dorioz, vice-président de l’ASL et ancien…

  • Friday 26 June
  • Animation

Sing of Lake Geneva!

Friday 26 June 2026 at 18:15, come and sing the Léman at the ASL's Espace Léman with Circé Luginbühl, singer and…

  • Saturday 27 juine

at

  • Sunday 28 juine
  • Animation, Conference, Stand and event
  • 100% free

Faites du nautisme

L’ASL participera le 27 et 28 juin à l’événement « Faites du Nautisme » (60 ans du Centre nautique &…

  • Monday 29 June

at

  • Saturday 4 July
  • Camps

EAU'tour du Léman« residential summer camp»

EAU'tour du Léman is a 6-day residential summer camp on Lake Geneva aboard the Demoiselle, a...

  • Tuesday 30 June
  • Nature outing

Lake Geneva Midday – Nature break with BiodiverCité

In collaboration with the BiodiverCité collective, ASL invites you to enjoy a refreshing break by Lake Geneva. At…

  • Monday 6 July
  • Holiday passport

Water and its treasures - Passeport Vacances Lausanne in Saint-Sulpice

The Association pour la Sauvegarde du Léman, in conjunction with the Saint-Sulpice wastewater treatment plant, is offering children the chance to take...

  • Wednesday 8 July
  • Holiday passport

Water, source of life - Passeport Vacances Vevey

The Association pour la Sauvegarde du Léman (Association for the Protection of Lake Geneva) is offering children the chance to discover the small animals that inhabit the...

  • Thursday 9 July
  • Holiday passport

Water, source of life - Passeport Vacances Lausanne

The Association pour la Sauvegarde du Léman (Association for the Protection of Lake Geneva) is offering children the chance to discover the small animals that inhabit the...

  • Monday 13 July

at

  • Saturday 18 July
  • Camps

EAU'tour du Léman« residential summer camp»

EAU'tour du Léman is a 6-day residential summer camp on Lake Geneva aboard the Demoiselle, a...

  • Tuesday 4 August
  • Holiday passport

Water, source of life - Passeport Vacances Lausanne

The Association pour la Sauvegarde du Léman (Association for the Protection of Lake Geneva) is offering children the chance to discover the small animals that inhabit the...

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Espace Léman and our offices are closed from 24 December to 2 January inclusive.
Setting course for 2026!✨❄️ May this New Year bring each and every one of us peace, inspiration and a great collective drive for Lake Geneva.
Dent du midi vue du Léman, légèrement éclairée par un rayon de soleil doux avec le lac Léman calme au premier plan qui forme un miroir d'eau.

We look forward to seeing you in January to continue our work, share useful knowledge and work together to protect Lake Geneva. Your loyalty and commitment give our mission its full meaning, and we'd like to offer you our sincerest thanks.