[headline_border]Selection of symposia & conferences[/headline_border]
[white_box]Qatar United for the Environment, Science & Technology (QUEST), Qatar, 2002[/white_box]
[white_box]German-Arab Tourism Forum, Germany, 2005[/white_box]
[white_box]International Tourism Fair (ITB), Gemany, 2005[/white_box]
[white_box]Ethiopia Conference of the Ethio-German Association, Germany, 2005[/white_box]
[white_box]International Conference on Eco-Tourism, Oman, 2005[/white_box]
[white_box]German-Arab Tourism Forum, Germany, 2006[/white_box]
[white_box]International Tourism Fair, Germany, 2006[/white_box]
[white_box]International Conference on Biosaline Agriculture and High Salinity, Tunisia, 2006[/white_box]
[white_box]German-Arab Tourism Forum, Germany, 2007[/white_box]
[white_box]International Tourism Fair, Germany, 2007[/white_box]
[white_box]Better Buildings, Qatar, 2007[/white_box]
[white_box]Internationale Tourismus Börse Berlin (ITB), Germany, 2008[/white_box]
[white_box]Deutsch-Arabisches Tourismus-Forum, Gemany, 2008[/white_box]
[white_box]Go Green. Qatar University, Qatar, 2008[/white_box]
[white_box]International UNESCO Geoparks Conference, Germany, 2008[/white_box]
[white_box]Internationale Tourismus Börse Berlin (ITB), Germany, 2009[/white_box]
[white_box]World Conference „Education for Sustainable Development“, Germany 2009[/white_box]
[white_box]Sustainable Development in Support of Cultural Diversity & Biodiversity, Oman, 2011[/white_box]
[white_box]International Tourism Fair (ITB), Gemany, 2010[/white_box]
[white_box]World Green Tourism, Abu Dhabi, 2011[/white_box]
[white_box]„I know where you‘re going“, United Kingdom, 2011[/white_box]
[white_box]3rd Global Geotourism Conference, Oman, 2011[/white_box]
[white_box]International Tourism Fair (ITB), Gemany, 2012[/white_box]
[white_box]German-Arab Tourism Forum, Germany, 2012[/white_box]
[white_box]Biosphere Reserves in Africa, BfN, Germany, 2012[/white_box]
[white_box]Lake Tana Biosphere Reserve Workshop,Ethiopia, 2012[/white_box]
[white_box]The sustainable development of the Simien Mountains World Heritage Site, Ethiopia, 2012[/white_box]