The ozone levels have decreased to a normal level. Normal meaning the levels have dropped from the levels reported in 1980. The ozone layer is an important and fragile part of earth. If we did not have an ozone layer between 10km and 50km, high ultraviolet radiation would pour through. This would create harmful living conditions for all lifeforms.

A high ozone depletion in 1987, led to

Some common words found in the essay are:
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Approximate Word count = 464
Approximate Pages = 2 (250 words per page double spaced)