How & Why Earth Went From Purple to Green (Twice!) | GEO GIRL
27:51
The "Boring Billion"- What Really Happened 1.8 to 0.8 Billion Years Ago? GEO GIRL
23:00
5 Times Supercontinents Caused Major Diversification & Devastation of Life | GEO GIRL
12:09
Where Did Water Come From?
28:13
Every Time Things Have Evolved Into Turtles
17:52
Photosynthesis (in detail)
19:55
La carte surprenante des plantes
24:12
When Life Moved To Land & The Disastrous Consequences | GEO GIRL
12:27