Ozone protects the kids. It protects them from harmful UV rays of the sun.
Ozone layer is a pool of ozone molecules. It protects us from harmful UV rays.
Many countries have entered in to a pact to stop harmful chemicals that can destroy the ozone layer. Environmental awareness should be increased in order to save the ozone layer. Kids could help with spreading the word.
Ozone layer contains ozone in it. Therefore, it is named so.
Earth has a layer of ozone. It is present as the ozone layer.
Ozone layer is formed of ozone. It is a gas.
damage to ozone layer is called ozone depletion. It is thinning of ozone layer.
Ozone is a layer which protects us. Actually ozone is just a gas, ozone layer is the layer.
The layer of gases that surround the atmosphere is ozone. It is present as the ozone layer.
Ozone layer is the layer of ozone. Humans are altering it by CFC's.
The ozone layer is in the stratosphere. It is a pool of ozone molecules.
Earth and Venus have a protective ozone layer. These planets have ozone molecules in ozone layer.
the ozone layer is the the part of the atmosphere that screens out harmful radiation from the sun.