http://daten.berlin.de/ en http://daten.berlin.de/artikel/berlin-water-hackathon-2021-programme-and-challenges Berlin Water Hackathon 2021 – Programme and Challenges <span class="field field--name-uid field--type-entity-reference field--label-hidden"><span>Anonymous (not verified)</span></span> <span class="field field--name-created field--type-created field--label-hidden">Fri, 01/15/2021 - 11:18</span> Fri, 15 Jan 2021 10:18:05 +0000 Anonymous 5883 at http://daten.berlin.de http://daten.berlin.de/artikel/berlin-water-hackathon-2021 Berlin Water Hackathon 2021 <span class="field field--name-uid field--type-entity-reference field--label-hidden"><span>Anonymous (not verified)</span></span> <span class="field field--name-created field--type-created field--label-hidden">Fri, 12/18/2020 - 15:10</span> Fri, 18 Dec 2020 14:10:22 +0000 Anonymous 5882 at http://daten.berlin.de