Dutch channel NPO has aired a programme on hydrogen transport in the Netherlands on the 23rd of January 2019.
The video covers the production of hydrogen as well as it's use in transport - for cars and for public transport buses.
One of the buses operated by QBuzz in Groningen, part of the High V.LO-City project, is featuring in the programme. QBuzz explains, among others, how hydrogen can be used to clean public transport fleets.
The video can be found here (in Dutch): https://www.dekennisvannu.nl/site/media/De-Kennis-van-Nu/VPWON_1297940
To see the buses in action, jump to 15min38.