Access information on Multilateral Environmental Agreements

  • Produits chimiques et déchets
  • Marine and Freshwater
  • Environmental Governance

Definition(s)

The indirect or direct alteration of the biological, thermal, physical, or radioactive properties of any medium in such a way as to create a hazard or potential hazard to human health or to the health, safety or welfare of any living species. (Source: GEMET/ALL)