energy production is orthogonal to CO2 production, neither requires the other to happen so, imagine you want to absorb a ton of CO2 from the air to prevent the

energy production is orthogonal to CO2 production, neither requires the other to happen so, imagine you want to absorb a ton of CO2 from the air to prevent the planet from further spiraling into uninhabitability: you could electrically bake the rock with renewable energy, then use it to absorb CO2