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Two conference series. One scientific community.

GNEST runs two recurring international conferences — the long-running CEST and the newer, plastics-focused PLASYS. Browse upcoming editions, submit abstracts, and access open proceedings.
Series
2
CEST · PLASYS

Conference series

CEST
Our flagship conference and one of the longest-running gatherings in the field — bringing together researchers, practitioners and policymakers across the full spectrum of environmental science and technology.
5
Editions
1,653
Proceedings papers
Editions
PLASYS
A newer, fast-growing series dedicated to plastics in the environment — from microplastic monitoring and toxicology to circular-design alternatives and policy for sustainable material systems.
1
Editions
● Call for sessions
CEST2027 special sessions
Propose a themed session for the 20th edition. Deadline 30 June 2026.
Submit a proposal →

Proceedings

All accepted papers are published open access and assigned a DOI via Crossref. Selected papers are invited to a special issue of our journals.