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Alaska Beat

'Unprecedented' hole found in Arctic ozone layer

  • Author: Craig Medred
  • Updated: September 27, 2016
  • Published October 4, 2011

According to numerous sources, an international team of scientists announced Sunday that a hole in the ozone layer above the Arctic, comparable to the one above the Antarctic, has been recorded for the first time since monitoring began. The report, published in the journal Nature, says unusually cold and long-lasting temperatures in the lower stratosphere "led to persistent enhancement in ozone-destroying forms of chlorine and to unprecedented ozone loss." Read highlights from the study and find access to the full-text report, here. Also, Canada's Postmedia News (via The Calgary Herald) reports that the findings come just as Canada has begun downsizing its ozone monitoring network.

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