The Research Centre of Excellence Plants and Ecosystems (PLECO) is affiliated to the Faculty of Science. PLECO was created in 1975 by prof. Ivan Impens. Since 2000 prof. Reinhart Ceulemans is leading the research group, together with prof. Ivan Nijs, prof. Ivan Janssens and prof. Erik Verbruggen. The group has grown to more than 50 full- time members at the present. The overarching theme of the research group is the study of the effects of global changes – in the broadest meaning of the term – on plants and vegetations. Read more.