Nutrtion Guide Home > EPA Dictionary > Ozone Hole

Ozone Hole EPA Related Definition

Definition: 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.

To search for Ozone Hole on the web, just click the search button below.

Click on a letter to find infomation about EPA related terms starting with that letter.

A | B | C | D | E | F | G | H | I | J | K | L | M
N | O | P | Q | R | S | T | U | V | W | X | Y | Z