Ozone protects us from harmful UV rays. These are fatal rays of the sun.
Ozone is a layer which protects us. Actually ozone is just a gas, ozone layer is the layer.
Ozone in stratosphere protects us. It protects from the harmful UV rays of the sun.
Ozone protects us. It is present in the form of ozone layer.
Ozone gas protects us. It is present as the ozone layer.
The Ozone layer in the upper Stratosphere.
Ozone is a layer which protects us. Actually ozone is just a gas, ozone layer is the layer.
Nothing protects the ozone layer. It protects the earth!
Ozone protects the kids. It protects them from harmful UV rays of the sun.
Ozone absorbs the UV to decompose. It thus protects us.
We should not minimize ozone. It protects us.
Ozone in stratosphere protects us. It protects from the harmful UV rays of the sun.
Ozone protects us. It is present in the form of ozone layer.
Ozone protects earth from UV rays. This is present as ozone layer.
Ozone gas protects us. It is present as the ozone layer.
The Ozone layer in the upper Stratosphere.
The ozone gas protects us. It is present as the ozone layer in atmosphere.
Ozone protects us from UV rays. It is present as ozone layer.