
Dear Colleagues,
We are delighted to welcome you to the 23rd Meeting of the International Humic Substances Society (IHSS) and the 9th IWA Specialist Conference on Natural Organic Matter (NOM), to be held jointly in Brno, Czechia, from 23–28 August 2026.
Building on the tradition of excellence established at past gatherings such as IHSS 2024 and NOM8, this milestone event will bring together scientists, researchers, and professionals from around the world to advance knowledge in the field of natural organic matter.
The scientific program will feature:
- New insights into NOM characterization and its role in environmental processes
- Cutting-edge technologies for water treatment and sustainable resource management
- Interdisciplinary discussions linking soil, water, and aquatic systems
- Exploration of emerging challenges and research frontiers shaping the future of environmental science
By fostering collaboration across disciplines, the joint conference will serve as a unique platform for exchange, discovery, and inspiration.
We warmly invite you to join us in Brno for a week of scientific excellence, professional networking, and collaboration.