Campaign Boostcamp 2015: Karin Walther
Karin Walther erläutert die Erstellung eines Kampagnenplans (Foto: Andi Weiland, www.andiweiland.de)
Countdown 2030
"Countdown 2030, 2063 and beyond: Our Common Future” – an international, youth-led conferenceconference in Cologne from 2 to 6 December 2019