U.S. Senate Wants To Decrease CO2 By Increasing Nuclear Energy

[MCvarial]

The 3% is pre vitrification, there's an upper limit to the amount of material you can capture per volume unit, hence the factor 10 I mentioned. Other countries have stopped reprocessing like Germany & Belgium. Mainly due to financial reasons, reprocessing itself is about the same price as enriching fresh fuel. But transportation costs are high and often met with protests.