Ozone Losses

Video highlights from National Geographic Today

By Christine Dell'Amore for National Geographic News

12/10/2011

Spawned by strangely cold temperatures, "beautiful" clouds helped strip the Arctic atmosphere of most of its protective ozone this winter, new research shows.

The resulting zone of low-ozone air could drift as far south as New York, according to experts who warn of increased skin-cancer risk.

For more information, see National Geographic News

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