1)_ The kick-off meeting of the #Recycl3D" ("Recycled aggregates for 3D printed concrete structures") project, granted as part of the ERA-MIN 3 ERA-NET Cofound Joint Call 2012, was successfully held on 7-8 June in Barcelona, Spain at @la_UPC #H2020 #3Dprinting @eranetmin3.

2)_ On July 20-21, 2022 an "International Seminar on Sustainable Building Materials" was held in Szczecin, Poland. The seminar was organized at the Faculty of
Civil and Environmental Engineering of the West Pomeranian University of Technology and Bestotest Polska sp. Z. o. o. It was organized at #ZUT within @Recycl3D project together with @fed_kar, @Mateusz97223667. Great speakers and new knowledge gained on 3D printing and recycled concrete aggregates. On the second day, a workshop on 3D printing and technical visits to Betotest Polska @BARG_group, Tomas Beton concrete plant Calculus GmbH in Pomellen sand mine were held. During the event, the participants could learn about the latest developments in sustainable concrete production and witness first-hand the efforts in Poland towards greening and digitalizing the construction industry. We thank all the speakers and guests for joining this event.

3)_ On December 5th, 2022 an "Seminar on 3D printing of concrete" was held in Instituto Superior Técnico – University of Lisbon, Portugal. Karol Federowicz from ZUT (Poland), Joao Pacheco from C5Lab (Portugal), Talita Nascimento from IST (Portugal), Ana Mafalda Matos from FEUP (Portugal) and Florindo Gaspar from IPL (Portugal) were the invited speakers who discussed ongoing projects and trends, printing technology, mix design and properties.