The map above shows UV radiation levels in Africa and the Middle East. Depletion of the ozone layer causes higher levels of UV radiation to reach the earth.

What conclusion can be drawn about the ozone layer over southern Africa?
The ozone layer is changing.
The ozone layer is very thin.
The ozone layer is just fine.
The ozone layer is very thick.

The map above shows UV radiation levels in Africa and the Middle East Depletion of the ozone layer causes higher levels of UV radiation to reach the earth What class=