It is not global warming mitigation. This method has no hope of counteracting any kind of change in climate even on geological timescales. The only thing it can

It is not global warming mitigation. This method has no hope of counteracting any kind of change in climate even on geological timescales. The only thing it can do is to slowly move Earth away from Sun over billions of years in imperceptible increments roughly every 6 thousand years. I hope humanity can even survive 6 thousand years.