Start Date: End Date: Published Date Data Date
Ozone Hole is Smallest Since 1988
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Published November 3, 2017
The smaller ozone hole was strongly influenced by an unstable and warmer-than-usual Antarctic vortex.
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The Ups and Downs of Sulfur Dioxide in North America
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Published May 26, 2017
Sulfur dioxide emissions have declined in the eastern United States and risen slightly in Mexico.
Russian Volcano Rumbles
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Published March 28, 2017
For the first time in nearly 250 years, the Kambalny Volcano ejected ash.
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The Rise and Fall of SO2 Over Aruba
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Published March 22, 2017
Emissions maps tell the story of global oil markets.
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Satellite Catalogs Volcanic Sulfur Emissions
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Published March 10, 2017
Eruptions are dramatic, but continuous, low-level emissions of volcanic gas are an important input to the atmosphere.
Ozone Hole 2016, and a Historic Climate Agreement
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Published October 27, 2016
The same international agreement that successfully put the ozone layer on the road to recovery is now being used to address climate change.
Sulfur Dioxide Spreads Over Iraq
Published October 26, 2016
A fire at a sulfur mine and processing facility near Mosul has raised a noxious cloud of sulfur dioxide over much of northern Iraq.
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Satellite Finds Unreported Sources of Sulfur Dioxide
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Published June 7, 2016
Using NASA’s Aura satellite and some new analysis techniques, researchers found previously missing or under-reported sources of the pollutant.