1968/1992
EU ADVISOR ON GREEK NATURAL ENVIRONMENT
1990
ESTABLISHING THE SOCIETY FOR THE PROTECTION OF PRESPA - PRESIDENT SINCE 2003
1992
CONTRIBUTION TO THE FOUNDATION OF THE GREEK BIOTOPE/ WETLAND CENTRE
1998-2005
SENIOR ADVISOR TO THE RAMSAR SECRETARY GENERAL
1991-2001
FOUNDER-COORDINATOR OF THE MEDITERRANEAN WETLAND INITIATIVE (MEDWET)
1992-2004
CO-FOUNDER AND PRESIDENT OF WWF GREECE
1993-1998
PRESIDENT OF THE GEEK PLANNERS ASSOCIATION
1999-2009
BOARD MEMBER OF WWF INTERNATIONAL
2003
HONORARY MEMBER OF MEDWET/ COM
2003
FOUNDER AND DIRECTOR OF THE MEDITERRANEAN INSTITUTE FOR THE NATURE AND ANTHROPOS (MEDINA)
2004
HONORARY PRESIDENT OF WWF GREECE
2009
“MEMBER OF HONOUR“ OF WWF INTERNATIONAL
2009
HONORARY DOCTORATE OF THE ATHENS AGRICULTURAL UNIVERSITY
2011
AWARD BY THE GREEK CONSULTANTS ORGANIZATION
2012
RAMSAR CONVENTION GLOBAL AWARD
2017
RAMSAR SENIOR ADVISOR ON CULTURE AND WETLANDS