1 Jan 470000000 Jahr v. Chr. - 1st land plants: 470 mya
Beschreibung:
-They continued the work of the lichen turning the rock into soil
=spore-bearing land plants appeared, coral reefs formed
-they were non-vascular plants, like mosses and liverworts, that didn't have deep roots
-When the simple plants first arrived on land, almost half a billion years ago, they triggered both an ice age and a mass extinction of ocean life
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