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ASL agenda

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...

  • Saturday 2 May

at

  • Sunday 3 May
  • Action in the field
  • 100% free

Net'Léman

A major clean-up of the lake Organised by the Association pour la Sauvegarde du Léman (ASL), Net'Léman is a clean-up of the...

  • Sunday 3 May
  • Stand and event
  • 100% free

ASL stand at the Troc des cultures

Based on sharing, the Crop Swap invites you to swap good advice and equipment to make your garden a success...

  • Wednesday 6 May
  • Animation
  • 100% free

Aquatic encounters, discovering the fish of Lake Geneva – Explore Tomorrow

Join us at the Espace Léman for an exciting discovery of the fish that inhabit Lake Geneva. During this...

  • Thursday 7 May
  • Animation
  • 100% free

Explore Demain - Lake fish and sustainable fishing

As part of the Explore Demain festival, the ASL invites you to Espace Léman for an exciting event to discover the...

  • Wednesday 20 May
  • Animation
  • 100% free

Walk along the Versoix and nomadic drawing workshop

Take part in a walk along the Versoix and discover how the river is being restored to its natural state...

  • Wednesday 20 May
  • Stand and event

Fête de la nature in Epalinges

The Association pour la Sauvegarde du Léman (Association for the Protection of Lake Geneva) invites you to put on your boots and set off on a voyage of discovery of the small animals that...

  • Thursday 21 May
  • Conference
  • 100% free

The mining resources of Lake Geneva: myths, explorations and realities

Lake Geneva provides daily services to human populations and to nature. What about the potential resources in...

  • Saturday 23 May
  • Stand and event
  • 100% free

Littering Campaign – Town of Thonex

The ASL will have a stand as part of the City of Thônex's anti-littering campaign.

  • Saturday 23 May
  • Stand and event

Fête de la nature in La Tour-de-Peilz

What's really hiding in the lake water? In this scientific observation workshop, children are invited to...

  • Friday 5 June
  • Nature outing

World Environment Day – Raising Awareness on Lake Geneva

🌍 World Environment Day Start your day gently with a morning walk along the shores of Lake Geneva. We…

  • Monday 29 June

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  • 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...

  • Thursday 6 August
  • 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...

  • Wednesday 12 August
  • 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 12 August
  • Animation, Nature outing

Family workshop: on the trail of Lemanic biodiversity

🎉 World Youth Day. A fun, family-friendly activity to discover Lake Geneva in a new way! On the agenda:…

  • Thursday 27 August
  • Nature outing

World Lakes Day

💧 World Lake Day End the summer in style by the largest lake in Western Europe. As night falls…

  • Tuesday 20 oct.ober
  • Holiday passport

Water, source of life - Morges Holiday Passport

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 22 oct.ober
  • Holiday passport

Water, source of life - Morges Holiday Passport

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.