Michaelangelica Posted August 17, 2009 Report Posted August 17, 2009 "Whilst I was a Dean of Science, I had a call from a teacher in New South Wales, Stephen Blake, who had some geological training; and he wondered why you couldn't do what nature does, and basically that is use calcium carbonate precipitation to effectively control atmospheric CO2 levels."Manure and salt cleans up the air. 20 May 2009. Rural Online. (Australian Broadcasting Corporation) Quote
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