Labels:bulletin board | reckoner OCR: to weathering Silicate minerals combined with carbon that had been in the atmosphere sequestering it in sedunentary rocks Less carbon dioxide in the atmosphere meant, turn less of greenhouse effect The inorganic negative feedback process offset the increase in solar energy This solution contrasts with a second paradigm biological removal. One theory advanced by James Lovelock an originator of the Gaia hypothesis, assumed that photosynthe sizing microorganisms such as phytoplankton would be very productive ina high- -carbon dioxide environment These creatures slowly removed carbon dioxide from the air and oceans converting it into calcium carbonate sediments Critics retorted that phyto- plankton had not even evolved for most of the time that the earth has had life (The Gaia hypothesis holds ...
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