Ozone layer is approximately 20 to 30 kilometres (12 to 19 mi) above Earth, though the thickness varies seasonally and geographically.
Ozone layer is formed at a certain height. It is because of the factors that are responsible for its creation.
Ozone layer is present at certain height in the stratosphere. It is the only characteristic of the layer of ozone.
Ozone layer contains ozone in it. Therefore, it is named so.
ozone layer in Tagalog: ozone layer (no direct Tagalog translation)
Ozone layer is formed of ozone. It is a gas.
Earth has a layer of ozone. It is present as the ozone layer.
You can find ozone in any layer of the atmosphere, but in the lower layers it does not last long. The so-called ozone layer is in the lower portion of the stratosphere, at a height where it takes a long time to dissociate.
damage to ozone layer is called ozone depletion. It is thinning of ozone layer.
The layer of gases that surround the atmosphere is ozone. It is present as the ozone layer.
The ozone layer is in the stratosphere. It is a pool of ozone molecules.
Ozone layer is the layer of ozone. Humans are altering it by CFC's.
Earth and Venus have a protective ozone layer. These planets have ozone molecules in ozone layer.