I first read about this idea here: http://innovationconcepts.eu/res/literatuurSchuiling/olivineagainstclimatechange23.pdf http://innovationconcepts.eu/res/lite

I first read about this idea here: http://innovationconcepts.eu/res/literatuurSchuiling/olivineagainstclimatechange23.pdf http://innovationconcepts.eu/res/literatuurSchuiling/olivine... Estimates in this paper put it at 250bn per year. It strikes me as imminently doable, and as an additional benefit would eliminate the issue of ocean acidification as well, which in my view is a much larger problem than simply temperature change. Like a human extinction scale problem.