What’s the soundtrack of human civilization’s time on Earth? If we were to put ten songs into a time capsule to help historians in the future piece together what the hell humankind was doing as the planet crumbled beneath our feet, the ten songs in this episode would tell half the story.

Overshoot Playlist: Top 10 Environmental Songs (Podcast episode 30)
Avengers: Endgame – I Cut the Population in Half; Don’t Make Me Do This Again! (Podcast Episode 29)
Did the heroes solve a problem or make it worse? Did super-villain Thanos in the blockbuster movie, Avengers: Infinity War, solve the overshoot problem when he killed off half the beings in the universe to end overpopulation? Should the Avengers undo his deed if they can? Dave and Erika dissect Avengers: Endgame and how it treats these sustainability issues.
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LINKS:
The Science of Avengers: Endgame Proves Thanos Did Nothing Wrong by JV Chamary
Do Only Villains Care About Overpopulation?
We dissected last year’s Avengers: Infinity War in GrowthBusters episode 15.

Masturbate, Don’t Procreate (Podcast Episode 28)
Bill Maher and Steven Colbert become the first honorees on the GrowthBusters podcast’s “Wall of Excellence.” Plus: Why are millennials having fewer children? Maher celebrates the declining birth rate in the over-developed world because it is the single most effective thing you can do to reduce your carbon footprint. On the other hand, Senator Mike Lee thinks having more babies will solve climate change. Thanks to Steven Colbert for a send-up.

Climate Change Will Take Food Off Your Table (Podcast Episode 27)
Will you be able to feed your family in ten or fifteen years? Mass starvation in industrialized countries due to climate change – in the near future – is a real probability, according to Michael Brownlee, author of Taking Back Our Food Supply.
Running Out of Gas (Podcast Episode #26)
Things Go Better with Degrowth
What if we told you the coming climate catastrophe MAY not turn out to be as bad as we all thought? I’m not sure I’m ready to buy that, but one of our guests on this episode tells us just that. IPCC worst-case scenarios seem to forget peak oil. Limited fossil fuel supplies on the planet could be a factor. But don’t break out the champagne; we still have enough fossil fuels to screw things up pretty badly. See what you think!
Our two guests for this episode:
Dr. James Ward, a sustainability science and ecological engineering researcher and educator from the University of South Australia.
Professor Paul Sutton from the Department of Geography & the Environment at the University of Denver.