15 October 2021
Launch of the call for inter-school projects of the City’ZEN Challenge | 6th editionThe call for inter-school projects of the 6th edition: THE GREEN TECH COMPETITION! of the Berger-Levrault City'ZEN Challenge starts on October 18 and ends on November 29, 2021.
30 June 2021
Awards ceremony of the City’ZEN Challenge | Edition 2020-2021The awards ceremony for the 5th edition "Beyond Covid, Rebooting Society!" of the City'ZEN Challenge of Berger-Levrault took place on Wednesday, 30 June 2021 in Paris, at the headquarters in Boulogne-Billancourt.
01 May 2021
Join the City’ZEN Challenge and take part in the fight against the climate change!Find out more about the "sustainable natives" movement or climate generation.
30 March 2021
New look, new concept, discover the new version of the City’ZEN Challenge!Find out everything about the new website of the City'ZEN challenge linked to its new theme: the protection of the environment.
25 November 2020