Yes,the size of the ozone hole has increased in size by 36%. The hole was around the size of Cuba in 1979 (130,000 sq km) and has grown to the size of North America today (25 million sq km).
Decrease, because of all the chemicals we make. But people are working on not having more of the ozone layer disappear, although what of it is lost we cant get back.
Yes, the ozone layer is decreasing. It is because of the increasing CFC in the atmosphere.
The ozone hole has decreased. It is because of ban on CFC's.
The size of ozone has decreased over the years. It is because of CFC's.
Yes it has. It has been decreasing.
Yes, there is. Ozone layer is replenishing.
Ozone layer is being replenished. It is because of the ban on CFC's.
The ozone layer has no components. It is a layer of relatively normal atmosphere, like the rest of the atmosphere... but the ozone is increased from near zero to 9 ppm.
Ozone layer is depletion is happening in the stratosphere of the earth's atmosphere. It is majorly concentrated over Antarctica's atmosphere. The substances that are causing ozone layer depletion are freons, CFC's etc.. These are called as ozone-depleting substances (ODS).
See "What can we do to protect the ozone layer?"
The size of the ozone layer has changed. Due to the CFC's the ozone has decreased. Most of the loss has been over the poles.
The size of ozone hole is changing. It can either be increased or decreased.
Yes it has changed. It has decreased due to the ban on CFC's.
There are various recent issues about the ozone. One such is that ozone is depleting.
Yes, there is. Ozone layer is replenishing.
The size has decreased. The ozone has started to replenish itself.
Ozone layer was depleted. It's size has been coming to normal in recent years.
Ozone layer is being replenished. It is because of the ban on CFC's.
Ozone Layer.
It has decreased. Because countries have placed ban of CFC's.
The ozone layer has been decreased over the years. It is because of use of CFC's.
The ozone layer has no components. It is a layer of relatively normal atmosphere, like the rest of the atmosphere... but the ozone is increased from near zero to 9 ppm.