Reformer (electricity)
CO2 emisisons
Electrolysis (electricity)
CCS (electricity)
kgCO₂eq/kgH₂
Norway
US
UAE
Australia
10
9
8
7
6
5
4
3
2
1
0
Upstream
Electrolysis (20% grid supply)
Reforming (60% capture)
Total (2030)