Switzerland is often described as Europe's "water tower". But summer 2026 offered a sobering reminder that being upstream does not always mean having water to spare – and that this can have consequences for transboundary relations.

Souvent mal aimées et mal connues, les araignées sont des acteurs essentiels de nos écosystèmes. Elles contribuent à réguler naturellement les populations d’arthropodes nuisibles à l’homme. De plus l’étude de leur diversité révèle l’état écologique des milieux.

Un avis historique et un nouvel outil de recherche.

Plastics, in all their diverse forms and applications, are embedded in modern life. Their omnipresence, persistence, and potential toxicity pose serious questions for environmental health.

Chemical pollution is a major threat to water quality worldwide. A group of synthetic chemicals known as per- and polyfluoroalkyl substances (PFAS) has emerged as a significant concern.