The Habitable Planet
The atmosphere is what makes the Earth habitable. Heat-trapping gases allow ecosystems to flourish. While the NOAA Global Monitoring Project documents the fluctuations in greenhouse gases worldwide, MIT's Kerry Emanuel looks at the role of hurricanes in regulating global climate. [28 minutes]
This episode has not aired in the past few months on Iowa Public Television.
Series Description: This series begins with an overview of the Earth's systems — geophysical, atmospheric, oceanic, and ecosystems — as they exist independently of human influence and explores the effect that human activities have on the different natural systems. Topics include human population growth and resource use, increasing competition for fresh water, and climate change.
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