Green hydrogen is far too expensive for the moment
We interviewed Professor Machiel Mulder. Under his leadership, a team from the University of Groningen explored the economic potential of blue and green hydrogen.
Elfstedentocht (Eleven Cities Tour) in February: skating or swimming?
In 1986 we still had an Elfstedentoch (Eleven Cities Tour), how different is it now in 2019 with the hottest February month ever.