Decarbonize

[Sarah]

To deprive of carbon; as, to decarbonize steel; to decarbonizethe blood. Decarbonized iron. See Malleable iron.-- Decarbonized steel, homogenous wrought iron made by a steelprocess, as that of Bessemer; ingot iron.

[Lizzy Liz]

to stop or reduce carbon gases, especially carbon dioxide , being released into the atmosphere as the result of a process, for example the burning of fossil fuels :

[Hina Muqadas]

Reduce or eliminate carbon dioxide emissions from (a process such as manufacturing or the production of energy) or in (an environment)