Skip to main content

Up Next

Back to Show
Eons

How Plants Caused the First Mass Extinction

Season 3 Episode 6

In the middle of the Cambrian, life on land was about to get a little more crowded. And those newcomers would end up changing the world. The arrival of plants on land would make the world colder, drain much of the oxygen out of the oceans and eventually, it would help cause a massive extinction event.

Support Provided By
Season
Where Are All The Squid Fossils?
7:21
Solve the Mystery of Where All Squid Fossils Are.
How Weasels Got Skinny
9:01
Find Out Why and How Weasels Push the Limits on What is Metabolically Possible.
When Trees Took Over the World
7:28
Trees have a Far More Rooted History than You Think.
How To Survive the Little Ice Age
10:00
How did the Nunalleq village manage to survive and prosper during the Little Ice Age?
When Crocs Thrived in the Seas
9:08
Watch Metriorhynchids' journey to the Sea.
How Chilis Got Spicy (and Why We Love the Burn)
9:32
Learn about the History and Evolution of the Red (and other) Hot Chilli Peppers.
How Humans Became (Mostly) Right-Handed
8:36
Learn Why Being Right-handed May Have Deep Evolutionary Roots In Our Lineage.
How Worm Holes Ended Wormworld
9:42
How the Ancient Wormworld Met its Fate by its Own Design.
Our Bizarre, Possibly Venomous, Relative
8:11
Explore The Story Of Venomous Mammals, Both Living And Extinct.
The Genes We Lost Along the Way
12:01
This is the journey of our DNA through Time and Space.
The Return of Giant Skin-Shell Sea Turtles
6:53
Sea Turtles, Past And Present.
When We First Talked
11:13
The Evolution of Our Ability to Speak.
Active loading indicator