kgCO₂eq/kgH₂
12
10
8
6
4
2
0
Norway
US
UAE
Australia
Norway
US
UAE
Australia
Electrolysis (20% grid supply)
Reforming (60% capture)
Upstream
Reforming and CSS
Electrolysis (electricity)
Ammonia synthesis
Ammonia shipping
Ammonia cracking
EU Delegated Act threshold
Total electrolysis (100% renewable electricity)
Total reforming (95% capture)