How the World Passed a Carbon Threshold and Why It Matters - Yale E360

Last year marked the first time in several million years that atmospheric concentrations of CO2 passed 400 parts per million. By looking at what Earth’s climate was like in previous eras of high CO2 levels, scientists are getting a sobering picture of where we are headed.

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The Evolution of Aquatecture: SeaManta, a Floating Coral Reef

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Rising Atmospheric CO Levels: Greenhouse Effect, The Average Air Temperature at Earth's

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