List of UNESCO Chairs and UNITWIN Networks in Natural Sciences in Greece:

• UNESCO Chair/ International Network of Water-Environment Centres for the Balkans on "Sustainable Management of Water and Conflict Resolution" (618) - Aristotle University of Thessaloniki - established in 2003.

• UNESCO Chair on Natural Hazards in the Geosphere, the Hydrosphere and the Atmosphere (751) - National Observatory of Athens - established in 2006.
• UNESCO Chair in Adolescent Health Care (909)- University of Athens- established in 2010.