Automatic rising water barrier 'eXtra'
The water barrier 'eXtra' is a versatile and sustainable solution developed by Grontmij. 




Growing bulbs sustainably
Within the Bollenmeer bulb growing region of the Netherlands, Grontmij, working with Wageningen University, was tasked with achieving a 25% reduction in emissions by 2010.



Rehabilitating wetlands
Grontmij was appointed by THV SAM, to develop tidal prevention and flood protection solutions as well as to develop natural and recreational areas.



Construction supervisor's role in water infrastructure
Grontmij works on the improvement of the water situation in drought-affected Cyprus, where the water table has dropped to 60 m below sea level in some places.