Breathless Through Time: How Oxygen Can Alter Evolution and Adaptation of Life in the Ocean

Breathless Through Time: How Oxygen Can Alter Evolution and Adaptation of Life in the Ocean

First Aired: 5/11/2015

Length: 50 minutes


Oxygen and its effect on evolution and current species.
 
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The oxygen content of earth’s ocean has changed dramatically through time, beginning with essentially no oxygen and rising to present-day levels, with important consequences for the evolution of life. Oxygen levels in modern oceans are also shifting as a consequence of global warming. Learn how low-oxygen settings in the modern ocean can inform us about the explosion of animal life more than half a billion years ago, mass extinctions, and the future our ocean.
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