The way I understand it is that it's about the rate of release/recapture. Permafrost will release carbon much faster than the new vegetation can keep up with. E

The way I understand it is that it's about the rate of release/recapture. Permafrost will release carbon much faster than the new vegetation can keep up with. Eventually (after centuries? no idea really) it might all be recaptured back but the damage will already have been done.