NOAA: Path to recovery of ozone layer hits 'significant mile

New research from the National Oceanic and Atmospheric Administration (NOAA) shows that Earth's ozone layer has healed by 50%.

Related Keywords

Antarctica , Stephen Montzka , Global Monitoring Laboratory , Atmospheric Administration , National Oceanic , Monitoring Laboratory , National Oceanic And Atmospheric Administration , Earth , Player , Noaa , Ozone , Recovery ,