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2007, with near record size in 2008. 2009 not yet checked in at the time of this answer (2009apr20).

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16y ago

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Which is an accurate desription of the Antarctic ozone hole?

Antarctic ozone hole is the biggest. It was the first to be found.


Wheere is the biggest hole in the ozone located?

above the Antarctic


Where did a hole in the ozone first appear?

The ozone hole first appeared in the year 1985.


In which year was the ozone layer biggest?

The ozone layer covers the entire planet twice a year, every year. That is when it is biggest.


When did scientist dicovered the ozone hole?

The ozone hole was discovered by Joe Farman. It was discovered in the year 1985.


Why does the ozone hole grow and shrink every year?

The ozone hole grows and shrinks. It is because of the CFC levels each other.


When was the ozone holes discovered?

The ozone hole was discovered in the year in the year 1985 by the British scientist Joseph Farman.


What year did the hole in the ozone get discovered?

The discovery of the hole in the ozone layer was officially announced in 1985. British scientists reported that the ozone layer above Antarctica was significantly depleted. This discovery led to global concern about the effects of ozone depletion on the environment.


When did the first hole in the ozone appear over Antarctica?

The first hole in ozone appeared over Antarctic. It was in year 1985 most probably.


How has the ozone hole changed since scientists have first observed it?

Ozone hole has changed. It changes every year with the CFC content in air.


What is the name of the hole in the ozone?

The name of the hole is ozone hole. It is the thinning of ozone layer.


How big was the hole in the ozone layer in 2012?

The hole in the ozone layer varies in size during the year. In 2012, the largest extent of the ozone hole was 8.2 million square miles. This is roughly the size of North America.