Ozone layer protects us from harmful UV rays. They are fatal for life on earth.
Ozone layer protects us from the harmful UV radiations of the sun. It filters out these harmful radiations. It is present in stratosphere.
Ozone layer protects the earth from the harmful ultra violet radiations of the sun. It is present in the stratosphere region of the atmosphere.
Ozone layer protects the earth from the harmful ultra violet radiations of the sun. It is present in the stratosphere region of the atmosphere.
Ozone layer protects the earth from the harmful ultra violet radiations of the sun. It is present in the stratosphere region of the atmosphere.
Ozone layer protects the earth from the harmful ultra violet radiations of the sun. It is present in the stratosphere region of the atmosphere.
Ozone layer protects the earth from the harmful ultra violet radiations of the sun. It is present in the stratosphere region of the atmosphere.
Ozone layer protects the earth from the dangerous ultra violet radiations of the sun. It is present in the stratosphere region of the atmosphere.
Ozone layer protects the earth from the harmful ultra violet radiations of the sun. It is present in the stratosphere region of the atmosphere.
Ozone layer protects us from the harmful UV radiations of the sun. It filters out these harmful radiations. It is present in stratosphere.
The ozone layer protects us. It protects from UV rays of sun.
Ozone layer protects the earth from the harmful ultra violet radiations of the sun. It is present in the stratosphere region of the atmosphere.
Ozone layer is present in the stratosphere region of the atmosphere. It protects us from the harmful ultraviolet radiations of the earth. It block the radiations which are harmful while allows the useful radiations to pass through.