Southern ozone hole slightly smaller this year

By Associated Press, Seth Borenstein

Published October 23, 2013 7:57pm ET

Add Washington Examiner on Google

Southern ozone hole slightly smaller this year — Scientists say warm upper air this September and October helped shrink the man-made ozone hole near the South Pole ever so slightly. (Photo: Thinkstock) | Gitte13

WASHINGTON (AP) — Warm air at high altitudes this September and October helped shrink the man-made ozone hole near the South Pole ever so slightly, scientists say.

The hole is an area in the atmosphere with low ozone concentrations. It is normally is at its biggest this time of year. NASA says on average it covered 8.1 million square miles this season. That’s 6 percent smaller than the average since 1990.

Print subscriber? Click here to login/register your account

Digital subscriber? Click here to login/register your account.

Trusted reporting.Unlimited access.

Subscribe for full access to Washington Examiner coverage, expert political analysis, and subscriber-only journalism.

Get Unlimited Access

Already a member? Log in

Cancel anytime.

Tag:

Nation