Ancient Earth Was a Hellscape
Season 50
Episode 11
About the Episode
For millions of years, ancient Earth was a fiery hellscape of volcanic activity, totally inhospitable to life. See what our planet might have looked like before the atmosphere—a ball of rock and fire hurtling through space.
Aired:
| Expires: | Runtime: 3m 09s
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Extras
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Solar System: Storm Worlds Preview
Discover the dramatic forces creating spectacular weather on neighboring planets and moons.0:30 -
What Happened to the Hole in the Ozone Layer?
In the 1980s scientists discovered a crucial part of the Earth’s atmosphere was extremely thin.3:13 -
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Legacy of the Land
Native American communities share their culture and knowledge to address climate change. -
Harvesting the Future
Ak-chin farming makes desert agriculture possible, and now, those practices help communities today.9:22 -
Megadroughts and Indigenous Voices
The Southwest is in a megadrought, but Native Americans have survived them before.7:51 -
Standing the Heat
Reintroducing the hogan, an earthen Navajo structure that stays cool in the summers without AC.8:44 -
Tides of Tradition
Following a local Unangax̂ hunter, hear the realities of food access in the changing Arctic.9:47 -
Keepers of the Coastline
In Northern California, Marine science is guided by Tolowa Dee-ni' Nation’s community and culture.11:56
