The Bicycle Data student project of the VLBA Department of the University of Oldenburg was a big success – also regarding its contribution to the promotion of cycling and the relating solution of environmental problems in European cities. This is also reflected by the ranking of the Environmental Informatics Prize 2021 for students: In competition with other data driven student projects from Germany, Bicycle Data has won the 3rd prize. The master student team is rewarded with 400€ for its great performance during the period of two semesters in 2020/2021. Professor Hans Knud Arndt of the Otto von Guericke University, Magdeburg, highlighted the importance of the winning projects for the further promotion of sustainability as part of the digital award presentation ceremony. The Environmental Informatics Prize 2021 is awarded for students’ works in the field of environmental informatics as part of the Enviroinfo 2021 conference (https://informatik2021.gi.de/enviroinfo-2021). Such work takes the form of projects undertaken either as part of a course or for a degree (excluding PhD) at an academic University or a University of Applied Sciences. The projects demonstrates the contribution of methods and technologies of informatics to the solution of environmental problems or dissemination of information supporting sustainable development in general. The jury consists of the heads of the International Technical Committee “Informatics for Environmental Protection, Sustainable Development and Risk Management” of the German Informatics Society (GI, http://www.gi.de/). Sponsors of the year 2021 are Adesso SE, Dortmund, Germany (www.adesso.de), ecco ecology + communication Unternehmensberatung GmbH, Oldenburg, Germany (www.ecco.de), worldiety GmbH, Oldenburg, Germany (https://www.worldiety.de), einfach.effizient. Treuhand Unternehmensberatung GmbH & Co. KG, Oldenburg, Germany (https://www.treuhand.de) and OFFIS e.V., Oldenburg, Germany (https://www.offis.de). The VLBA department and the BITS project send their best congratulations to the Bicycle Data project team that has done a really good job.