Smartroof
![](http://www.luchtsingel.org/wp-content/uploads/2016/04/DakAkker-128x184.jpg)
Wouter Bauman, environmentalist at the Environmental Centre of Rotterdam and beekeeper from Ambrosiusgilde manages the Dakakker and coordinates the team of volunteers and also the beehives on the roof. Mail: w.bauman@milieucentrum.rotterdam.nl or call 010-465 64 96.