Dust is a major source of iron, which is vital for plankton and other organisms that draw carbon out of the atmosphere.
灰尘是铁的主要来源。而铁对于浮游生物和有机物来释放二氧化碳是至关重要的。
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Carbon dioxide is consumed in great quantity by ocean-based plankton with just one species, Prochlorococcus marinus, accounting for 20% of the entire biosphere's photosynthesis.