Friday, December 19, 2008

OZONE

We are an important part of our enviornment.Our activities change the enviornment.At a height between 15 to 60 km above atmosphere lies ozone layer.This ozone layer protects us from harmful ultraviolet rays coming from the sun.The depletion of ozone layer is due to use of chemicals called CFC.If the ozone layer in the atmosphere disappear gradually.Ultravoilet radiations would destroy all the life on the earth.SO lets try to protect life on the earth. Please visit the link given here & join this program .http://www.OzoneConferencing.com/1824.html

1 comment:

Unknown said...

nice blog ........

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