The chair Biography and publications Public lectures Team and contact Audios and videos News Upcoming Previous The Quest for Atmospheric Water Laurence Boisson de Chazournes Symposium 08 Oct 2026 → 09 Oct 2026 Next 3 series Filters Event type Event type Lecture (1) Seminar (1) (-) Symposium (2) (-) Opening lecture (1) Academic year Academic year 2026 - 2027 (1) 2022 - 2023 (2) Active filters Symposium Opening lecture 2026 - 2027 The Quest for Atmospheric Water Laurence Boisson de Chazournes, Thomas Römer 08 Oct 2026 → 09 Oct 2026 Symposium The Quest for Atmospheric Water: Historical, Philosophical, Theological, Political, and Legal Issues. 08 Oct 2026 → 09 Oct 2026 2022 - 2023 Water in international law : between singularity and plurality Laurence Boisson de Chazournes 12 Jan 2023 18:00 - 19:00 Opening lecture Marguerite-de-Navarre Amphitheater, Marcelin-Berthelot Site 12 Jan 2023 18:00 - 19:00 International environmental law faces the challenge of effectiveness Laurence Boisson de Chazournes 12 May 2023 Symposium 12 May 2023