[ulber]

Maybe we don't, but we should let market forces sort it out by doing our best to tax the externalities of power generation too.

[AtlasBarfed]

Let me know when you sign up for a 5$/gallon carbon tax on gasoline.

[imtringued]

That is something like $600 per ton of CO2. For that amount you can literally capture the CO2 from the air today.