6/20/2023 0 Comments Free download the action labAncestors of the microbe likely stuck closer to the coasts, where nutrients were plentiful and organisms survived in communal microbial mats on the seafloor. A measurable fraction of their carbon-capturing muscle comes from Prochlorococcus - an emerald-tinged free-floater that is the most abundant phytoplankton in the oceans today.īut Prochlorococcus didn’t always inhabit open waters. Collectively, these photosynthesizing plankton, or phytoplankton, absorb almost as much CO2 as the world’s terrestrial forests. As they drift, the tiny organisms use sunlight to suck up carbon dioxide from the atmosphere. Throughout the ocean, billions upon billions of plant-like microbes make up an invisible floating forest.
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