No. Astatine is the rarest of all natually ocurring elements. At most, there are a few grams of it on the planet, most of it deep underground. It's increadbly short half-life means that even if some did get out, it would decay long before it reached the ozone layer.
Yes, it does. It does deplete ozone.
There are huge environmental affects of deplete in ozone. Global warming is one such.
CFC's have caused holes to appear. They react with ozone and deplete it.
Ozone depletion is caused by CFC's. They react with ozone to deplete it.
Ozone depletion occurs by CFC's. they react with ozone to deplete it.
CFC's deplete the ozone. They react with ozone and deplete it.
Yes, it does. It does deplete ozone.
Freons deplete ozone. They react with ozone to deplete it.
Yes, it does. Chlorobromo compounds deplete ozone.
CFC's could deplete ozone layer. they react with it to deplete the layer.
Forestation helps the ozone. It doesn't deplete it.
CFC's deplete the ozone. Greenhouse gases are also responsible for it.
CFC's deplete ozone. They react with it to deplete it.
CFC's are the inventions that deplete ozone. They react with ozone to deplete it.
The ozone deplete when the world was unaware about it. That is when CFC's were born.
Yes, they do. Missile or jet release greenhouse gases which deplete ozone.
Ozone deplete over antarctica. It is because of low temperatures.