(Reading time: 1 minute)
CO2 Data chart NOAA
Image credit: NOAA

Niall Shephard continues to explore deep time with Professor Emeritus Guy R. McPherson. In this episode, we begin our discussion of greenhouse gases beyond carbon dioxide. Specifically, we discuss atmospheric methane.

In this episode, we continue our discussion of greenhouse gases beyond carbon dioxide. Specifically, we discuss greenhouse gases that persist for a very long time.

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