A deep dive into Earth’s distant past shows how life on land struggled to recover long after the worst warming event of all ...

As the Earth cooled and the polar regions became covered in glaciers, the landmass that is now Australia drifted northward. It carried these polar plants towards the equator where they evolved ...

The plants in a biome can also depend on the animals ... At the other end of the Earth, the Antarctic Polar region has the same climate zone, but different animals live there.

Polar regions also tend to be very dry, with annual precipitation below 250mm. So, in fact, they’re cold deserts! So, with these harsh conditions how do plants survive? In the Arctic only about ...