Yeah last time it happened (on a scale which is hard to imagine we could achieve...

		baq on June 8, 2023 \| parent \| context \| favorite \| on: Could seaweed be the 'fastest and least expensive'... Yeah last time it happened (on a scale which is hard to imagine we could achieve) it took a 800k years to reduce CO2 ppm by ~2850, this is a leisurely rate of 3.56ppm/1k years. https://en.wikipedia.org/wiki/Azolla_event