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Home > Science & Futurism with Isaac Arthur > Abandoned Space Colonies - How Worlds Can Unterraform Themselves (Narration Only)


	Podcast:		Science & Futurism with Isaac Arthur
	Episode:		Abandoned Space Colonies - How Worlds Can Unterraform Themselves (Narration Only)
	Category:		Science & Medicine
	Duration:		00:34:00
	Publish Date:		2025-10-19 13:00:00
	Description:		Colonies won’t always last forever—sometimes planets revert, habitats decay, and entire worlds are left in ruins. Join us as we examine the life cycle of abandoned space settlements. Watch my exclusive video The Fermi Paradox - Civilization Extinction Cycles: https://nebula.tv/videos/isaacarthur-the-fermi-paradox-civilization-extinction-cycles Get Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthur Get a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthur Use the link https://gift.nebula.tv/isaacarthur to give a year of Nebula to a friend for just $36. Grab one of our new SFIA mugs and make your morning coffee a little more futuristic — available now on our Fourthwall store! https://isaac-arthur-shop.fourthwall.com/ Visit our Website: http://www.isaacarthur.net Join Nebula: https://go.nebula.tv/isaacarthur Support us on Patreon: https://www.patreon.com/IsaacArthur Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur Facebook Group: https://www.facebook.com/groups/1583992725237264/ Reddit: https://www.reddit.com/r/IsaacArthur/ Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content. SFIA Discord Server: https://discord.gg/53GAShE Credits: Abandoned Space Colonies - How Worlds Can Unterraform Themselves Written, Produced & Narrated by: Isaac ArthurSelect imagery/video supplied by Getty Images Music Courtesy of Aerium, Stellardrone, Chris Zabriskie, and Epidemic Sound http://epidemicsound.com/creator Chapters 0:00 Intro 4:13 Why Colonies Fail 9:31 Ecological Collapse in Non-Earth Environments 12:39 Case Study – Kaluga-4, Oxygen Depletion 14:34 Unterraforming – How a World Reverts or Mutates 16:45 Abandonment Timelines 19:08 Case Study – Proxima B 22:00 Nebula Restoration & Resettlement 23:43 Case Study – Valhalla 25:22 System-Level Context 29:05 Long-Term Patterns in a Galactic Civilization See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
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