Answer:
The ozone layer is a deep layer in the stratosphere, encircling the Earth, that has large amounts of ozone in it. The layer shields the entire Earth from much of the harmful ultraviolet radiation that comes from the sun
Explanation:
Basically the ozone layer protects the earth from UV rays.
In November. which would be in The Fall, or Autumn.
It was more involved with Southern Europe then then the other churches. I'm learning this right now in world history.
Avars and sassanids I hope this helps