ECOLEX - the gateway to environmental law

ECOLEX has been designed to be the most comprehensive global source of information on national and international environmental law. It is a web-based environmental law information service, operated jointly by FAO, IUCN and UNEP since 2001. It is a platform that synergizes information on environmental law collected through FAOLEX (FAO), ELIS (IUCN) and InforMEA (UNEP).



Search information in the ECOLEX database:

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Learn more about the foundations of ECOLEX

In a nutshell

ECOLEX offers to legal professionals, academia & researchers, policy and decision-makers, and civil society:

  • Over 180 000 documents in five sets of data (with related full texts and bibliographical and analytical information)
    • Treaties
    • MEA COP decisions and resolutions
    • National legislation
    • Jurisprudence
    • Literature (soft-law and law as well as policy literature)
  • The entire spectrum of environmental subjects: marine ecosystems, fisheries, climate change, energy, land use, soil, species, forestry, waste, food and agriculture, etc.
  • Invaluable information not only for legal professionals, researchers and students, but also for policy and decision-makers and the civil society from all over the world and at all levels
  • Worldwide access and free of charge
  • Trilingual user-friendly interface
  • Dynamic navigation and a responsive search experience also for mobile users


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