People probably prefer if CO2 was removed in their cities and not at some location kilometers away.
CO2 is diffused across the whole world in a matter of months. Its climate-changing effect lasts much longer than that - decades to centuries.
And to scale to a impactful level this will also require a very large amount of new, clean electricity generation...
But how big is the benefit otherwise?
CO2 is diffused across the whole world in a matter of months. Its climate-changing effect lasts much longer than that - decades to centuries.