It is the presence of this ozone layer that there are living things on Earth. Ozone layer is thinning, especially at the southern pole during a particular season in the year.
If you like outdoor activities, do not forget to bring your sunblock cream. This waterproof cream helps to protect our skin, which is our largest sense of organ.
(source:
ftp://toms.gsfc.nasa.gov/pub/omi/images/global/FULLDAY_GLOB.PNG)
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