Environmental Assessment in Urban Planning, Keynote/Plenary by Invitation (Korea Environment Institute, 2010)
methodological approaches to land use plan SEAs, Keynote/Plenary by Invitation (University of Adana, 2010)
SEA in England – experiences and prospects, Keynote/Plenary by Invitation (Korean Environment Institute, 2009)
the European Union and its regulatory role, Keynote/Plenary by Invitation (Forum of Federations , 2009)
Health inclusive SEA in spatial planning, Keynote/Plenary by Invitation (WHO, 2009)
Open cast coal-mining and follow-up; the role of SEA, Keynote/Plenary by Invitation (Chinese Government, 2009)
the role(s) of (strategic) environmental assessment in ‘greening’ decision making, by Invitation (Utrecht University, 2009)
The international Importance of EA, by Invitation (German EIA Association, 2007)
Handling Environmental Impacts, Keynote/Plenary by Invitation (Technical University of Berlin, 2007)
Tour d’horizon sur les définitions de l’ÉES et leur évolution, démonstration des avantages de l’ÉES,, Keynote/Plenary by Invitation (Quebec Association for Impact Assessment , 2006)
Sustainability Assessment, Keynote/Plenary by Invitation (Korean EIA Association, 2006)
Why we need SEA, Keynote/Plenary by Invitation (Latin American Environment Units of Transport Ministries , 2003)
Institutional and Legal Frameworks for the Effective Application of SEA, Keynote/Plenary by Invitation (World Bank, 2003)
Development Plan Oldham – reflecting on a positively perceived SEA, Keynote/Plenary by Invitation (Austrian Federal Environment Agency, 2003)
Editorships
Impact Assessment and Project Appraisal (Editorial Board, 2014 - present)
International Journal of Environment and Sustainability (Editorial Board Member, 2011 - present)
Land (International Editorial Board Member , 2011 - present)