Increase arable land for farming.
Hope this helps! :)
Answer:
rift vallys but im not for sure
Explanation:
Because Cyanobacteria appeared
Cyanobacteria's excrement formed a lot of oxygen in the atmosphere which make the earth temperature cold
This allow a liquid water to formed on the surface ( because if the temperature is too high, the water will evaporate) and eventually formed oceans
Ngl idk but please be nice and mark as brainliest thanks
hola
hola
hola
hola
idk about human activities
sup
<span>#1) In each box, write the appropriate type of rock.
Answer:
A: Permian
B: Carboniferous
C: Devonian
D: Silurian
E: Cambrian
Volcanoes released carbon dioxide, water vapour and nitrogen. This gases formed the earth’s early atmosphere. These gases were released from volcanoes.
I hope it helps, Regards.<span>
</span></span>
