Uploaded November 2014 | Updated September 2026, 13 hours ago

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Gas which animals need to survive and is produced by plant life.

Tree-hugging hippies would like you to believe that 90% of the oxygen in the world is produced by trees and if we lost all the trees, we're dead.

But the truth is trees only supply about 6% of the oxygen... the vast majority comes from algae in the ocean.


oxygen definition by Urban Dictionary