ozone
ozone /'oʊzoʊn/
[N-UNCOUNT] oft N n
Ozone is a colourless gas which is a form of oxygen. There is a layer of ozone high above the earth's surface.
What they find could provide clues to what might happen worldwide if ozone depletion continues.ozone lay|er
[N-SING]
The ozone layer is the part of the Earth's atmosphere that has the most ozone in it. The ozone layer protects living things from the harmful radiation of the sun.
[N-UNCOUNT] oft N n
Ozone is a colourless gas which is a form of oxygen. There is a layer of ozone high above the earth's surface.
What they find could provide clues to what might happen worldwide if ozone depletion continues.ozone lay|er
[N-SING]
The ozone layer is the part of the Earth's atmosphere that has the most ozone in it. The ozone layer protects living things from the harmful radiation of the sun.