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10 cards from this deck
Elements absorbed by organisms, released when decomposing, reabsorbed by others
Carbon and nitrogen
Takes in CO₂ from atmosphere, converts to glucose
Releases CO₂ when organisms break down glucose for energy
CO₂ and methane into air/soil
Burning fossil fuels/biomass releases CO₂ into atmosphere
Millions of years
Absorb large amounts of CO₂ from atmosphere
Sedimentary rocks like limestone
Releases CO₂ when carbon-rich rocks melt and erupt
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