# Multimedia 

Multimedia 

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- [Cato Video](/multimedia/cato-video)
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Video 

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Video 

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Cato Video • July 3, 2014 

# Rational Optimism about Planet Earth 

Podcast audio: 
[https://​www​.cato​.org/​m​u​l​t​i​m​e​d​i​a​/​d​a​i​l​y​-​p​o​d​c​a​s​t​/​r​a​t​i​o​n​a​l​-​o​p​t​i​m​i​s​m​-​a​b​o​u​t​-​p​l​a​n​e​t​-​earth](https://www.cato.org/multimedia/daily-podcast/rational-optimism-about-planet-earth)

In his recent work on the greening of our planet, Matt Ridley discovered something interesting: likely scenarios in which humans contribute more to climate change (according to the IPCC) are the same ones in which incomes grow more slowly.

Video produced by Caleb O. Brown & Austin Bragg.

[![Creative Commons License](/build/cato_2020/images/creative-commons.svg)](http://creativecommons.org/licenses/by-nc-sa/4.0/) 
This work is licensed under a [Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License](https://creativecommons.org/licenses/by-nc-sa/4.0/). 

##### Featuring 

##### Matt Ridley 

Author, *Viral: The Search for the Origin of Covid-19*