Experts – Industry Jan Brusselaers VITO Keywords: circular economy – environment policy sustainable transitions Wenke Smets Universiteit Antwerpen Keywords: beneficial bacteria on plants air quality microbial ecology Marijke Huysmans VUB, KULeuven Keywords:groundwaterwaterdrinking water Kristof C. Perez Climate respons Keywords: societal solutions government, industry, science, citizens Hubert Rahier Vrije Universiteit Brussel Keywords: low CO2 cements floating cities (clim. mitigation) geopolymers Frank Venmans Université de Mons Keywords: optimal emission reductions climate policy carbon markets