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Put a Lid on It
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Published June 27, 2014
Devices that limit NOx emissions from electric power plants have helped clear the air over the United States.
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Arctic Ozone in Spring
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Published June 8, 2014
Patterns of ozone accumulation and depletion are very different around the North Pole.
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Sulfur Dioxide Increasing Over India
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Published December 20, 2013
A new analysis of data from the Aura satellite shows greater concentrations of this atmospheric pollutant.
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Ozone’s Long Path to Recovery
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Published December 19, 2013
Does a smaller hole mean that Antarctic ozone is recovering? Not yet, say NASA scientists. A deeper look at the ozone hole shows that for now weather still has a bigger influence on the size of the ozone hole than policies that limited emissions of ozone-destroying chemicals.
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