[nl]

The gas based production is no better because of the CO2 emissions of course.

[smaudet]

There is a promising electrolysis route as well now, zero emissions:

https://newatlas.com/energy/hysata-efficient-hydrogen-electr...

[nl]

As with all promising research papers, believe it when you see it in commerical-scale use.

In the past most catalyst improvements have run into problems with maintenance.