No, the ozone hole is not permanent, but does reappear every year.
The hole over each pole is only there for a short time each year, during that pole's winter. Lack of sunlight is the cause of this hole.
The ozone hole forms and closes once a year, at each pole. When it is late winter / early spring, there is an ozone hole at the nearest pole.
Unless a fat guy threw his shirt up there. I would say no it has not closed. But the earth has gotten colder in the last 10 years. We could be in an ice age in a houndred years.
Yes, many countries have entered in to a pact to stop harmful chemicals that can destroy the ozone layer. Environmental awareness should be increased in order to save the ozone layer.
No, you may not be able to rent ozone generators. Beacause scientists have found that generation should be done naturally.
no but we can make sure it doesn't get bigger by polluting
Yes it can be fix. But we need to do efforts on it.
Ozone hole can be restored but it will take a lot of time. This hole needs to be restored naturally.
See "What is the ozone hole?" in the "Related questions" section below.
Ozone hole is the thinning of ozone layer. It is due to ODS.
The ozone hole was discovered over Antarctica.
The Antarctic ozone hole is not useful. It was harmful.
yes, and it was the "antarctic ozone hole"ozone layer
The name of the hole is ozone hole. It is the thinning of ozone layer.
See "What is the ozone hole?" in the "Related questions" section below.
Ozone hole is the thinning of ozone layer. It is due to ODS.
a hole in the ozone layer.
The ozone hole was discovered over Antarctica.
Ozone hole was discovered by Joseph Farman. He discovered the ozone hole over Antarctica.
The Antarctic ozone hole is not useful. It was harmful.
yes, and it was the "antarctic ozone hole"ozone layer
CFC's contribute to ozone hole. They react with the ozone.
To stop ozone hole, curb CFC's. They destroy ozone.
The ozone hole was growing earlier but now due to the ban of ozone depleting susbtances, the ozone hole is replenishing.
The thinning of ozone layer is called as ozone hole. CFC's are the ones that create the ozone hole.