Was oceanic CO2 levels increase, CO2-loving organisms will proliferate, turning it into calcium carbonate (chalk), as they did during the Cretaceous Period. This is how we got the White Cliffs of Dover.
As oceanic CO2 levels increase, CO2-loving organisms will proliferate, turning it into calcium carbonate (chalk), as they did during the Cretaceous Period. This is how we got the White Cliffs of Dover.