u know that sunlight is essential for life on earth. why is the entire world worried about the sun rays reaches the earth
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The Sun rays are very beneficial for us but it has U. V radiations responsible for skin cancer and contract.
We are protected by this due to ozone layer presence. But this layer is degraded by CFC released by A.C and fridges.
The Sun rays also causes green house effect and global warming too...
@X-SMARTY
The Sun rays are very beneficial for us but it has U. V radiations responsible for skin cancer and contract.
We are protected by this due to ozone layer presence. But this layer is degraded by CFC released by A.C and fridges.
The Sun rays also causes green house effect and global warming too...
@X-SMARTY
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