1 janv. 1977 - Intergovernmental Meeting on Environmental Education Tbilisi
Description:
This was the world’s first Intergovernmental Meeting on Environmental Education, organized by UNESCO as a foot forward towards environmental responsibility worldwide, 265 different entities were represented by either governmental or non-governmental organizations.Ajouté au bande de temps:
Date:
1 janv. 1977
Maintenaint
~ Il y a 48 ans