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What might happen when Earth runs out of oxygen?

StarsInsider Logo By Stars Insider of StarsInsider | Slide 1 of 30: It's a fact: Earth will eventually run out of oxygen. While this won't happen in our lifetime, the fate of our planet is well known. But when will this happen, and why? Will humans still be here? If so, how can our species survive without oxygen?Click through the following gallery and discover the answers to these and many other questions.

What might happen when Earth runs out of oxygen?

It's a fact: Earth will eventually run out of oxygen. While this won't happen in our lifetime, the fate of our planet is well known. But when will this happen, and why? Will humans still be here? If so, how can our species survive without oxygen?

Click through the following gallery and discover the answers to these and many other questions.

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