It can also build massive lakes of calcium hydroxide to collect CO2. (greencarcongress.com)
Before then, rainfall across much of what is now the Amazon Basin drained westward into massive lakes that formed along the eastern rim of the Andes and then flowed north via rivers into the Caribbean. (sciencemag.org)
For several millennia after the end of the last ice age, the Sahara was a grassland with rivers and several massive lakes. (scienceofdoom.com)