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Q&A When earth is filled to the brim with plant-life, can it cause a hyperoxic environment?

Say humans found a way to exponentially increase the capability of plants to grow. Is it possible for it to cause an environment that can cause oxygen toxicity in humans?

3 answers  ·  posted 4y ago by chaeltom‭  ·  last activity 4y ago by chaeltom‭

Question environment climate planets flora climate-change