- Emeritous Progessor of Athens National University, with scientific field, climate change and Atmospheric Physics,
- Member of Athens Acadeymy since 2007
- President of the council of National Observatory of Athens
- Member of Norvegian Academy for Science
- Member of New York sciences Academy
- Member of the scientific team of IPCCC (Nobel Prize winner 2007)
RESEARCH INTERESTS
Climate change and Atmospheric Physics