ozone hole

Plant a tree or two to help out the ozone hole.

Purple and dark blue areas are part of the ozone hole.

Last year's ozone hole was average in size and depth.

In September 2000, the ozone hole opened up to a record 17.1 million square miles.

"This is the first step toward the goal of closing the ozone hole."

"If these ozone holes keep growing like this, they'll eventually eat the world."

They say the ozone hole may be the cause of the stronger winds.

Last year the ozone hole was smaller, covering 8.1 million square miles.

For more information about this graph go to the ozone hole web page.

The behavior seen in the Antarctic ozone hole is completely different.

The Antarctic ozone hole is expected to continue for decades.

The ozone hole is still growing, but disaster has at least been postponed.

Cutting down the rainforest has no effect on the ozone hole.

Neither change was by itself sufficient to lead to the formation of an ozone hole.

Anyone who stands in the way of a ban should fry under the ozone hole.

The latter phenomenon is referred to as the ozone hole.

These conditions have led to ozone hole formation in Antarctica.

When do we expect the ozone hole above Antarctica to disappear?

The ozone hole opened the world's eyes to the global effects of human activity on the atmosphere.

The ozone hole has been getting deeper every year.

The results also confirmed the ozone hole of the 1980s.

Some positive news: the ozone hole appears to be gradually closing.

For example, changing climate and the recovery of the ozone hole affect each other.

In 2012, it has been reported that the ozone hole had shrunken to record size since 2002.

Initial studies of the ozone hole were hampered with difficulties.