Ozone hole

Ozone hole

On September 12, 2008, according to NASA, the Antarctic ozone hole hit its yearly maximum. The hole spanned more than 10.5 million square miles, as calculated with data from the Ozone Monitoring Instrument aboard NASA's Aura satellite.

April 24, 2011 3:13 AM PDT

Photo by: NASA

| Caption by: Daniel Terdiman

 

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