Not wonderful, since atmospheric CO2 is so dilute. You need either a hefty carbon tax or a ban on oil extraction to make the economics work. https://en.wikipedi

Not wonderful, since atmospheric CO2 is so dilute. You need either a hefty carbon tax or a ban on oil extraction to make the economics work. https://en.wikipedia.org/wiki/Synthetic_fuel https://en.wikipedia.org/wiki/Synthetic_fuel Our current spike in natural gas and oil prices is something of a dry run for what carbon taxes would look like. So far it doesn't seem like the approval ratings of the governing party can survive it.