Ozone Hole

Meaning, Term, and Glossary Definition - What is Ozone Hole?

A thinning break in the stratospheric ozone layer. Designation of amount of such depletion as an "ozone hole" is made when the detected amount of depletion exceeds fifty percent. Seasonal ozone holes have been observed over both the Antarctic and Arctic regions, part of Canada, and the extreme northeastern United States.

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Related glossary terms:

Antarctic Ozone Hole   Borehole   DP Hole   Ozone O3   Ozone Depletion   Ozone Layer   Whole-Effluent-Toxicity Tests   
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Analytical testing dots