Extreme Drop in Oxygen Will Eventually Suffocate Most Life on Earth - ScienceAlert

For now, life is flourishing on our oxygen-rich planet, but Earth wasn't always that way – and scientists have predicted that, in the future, the atmosphere will revert back to one that's rich in methFor now, life is flourishing on our oxygen-rich planet, but Earth wasn't always that way and scientists have predicted that, in the future, the atmosphere will revert back to one that's rich in metha…