Start Date: End Date: Published Date Data Date
Long Cold Spell Leads to Arctic Ozone Hole
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Published October 6, 2011
An unusually long period of cold temperatures and strong winds allowed an Arctic ozone hole to form in March 2011.
Related images:
Ash from Puyehue-Cordón Caulle
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Published June 18, 2011
This series of images tracks ash from a Chilean volcano that made a nearly complete circle around the world.
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Dust Blown from Africa to Scandinavia
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Published April 15, 2011
The Ozone Monitoring Instrument (OMI) on NASA's Aura satellite spied dust from a Saharan sand storm blowing several thousand kilometers over the North Atlantic and Europe in April 2011.
Arctic Ozone Loss
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Published March 30, 2011
Recent observations from satellites and ground stations suggest that atmospheric ozone levels for March in the Arctic were approaching the lowest levels in the modern instrumental era.
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Ozone Hole through the years
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Published February 1, 2011
This series of images shows the Antarctic ozone hole on the day of its maximum depletion in 1979, 1987, 2006, and 2010; that is, the days with the thinnest ozone layer.
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A Day of Night-Shining Clouds
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Published January 28, 2011
High-altitude night-shining clouds form and dissipate on a daily cycle revealed in this series of images made from data from the Ozone Monitoring Instrument on NASA’s Aura satellite.
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Night-Shining Clouds are Getting Brighter
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Published January 27, 2011
The rare night-shining clouds seen in this photo are both forming more frequently and becoming brighter, trends that point to changes in the atmosphere linked to greenhouse gases.
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