If a new form of plankton were to develop that converted CO₂ into oxygen as part of its natural metabolism,what would the likely effect be on global temperature?
A) Global temperature would not rise as fast, because by removing CO₂, the plankton would be removing greenhouse gasses.
B) Global temperature would rise faster because plankton-produced oxygen has a greenhouse effect.
C) Global temperature would not be affected, because both CO₂ and oxygen are greenhouse gasses.
D) Global temperature would decrease because the total content of CO₂ in the atmosphere and hydrosphere would decrease.
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