Much of the world’s nickel, palladium, and copper comes from a single location in Siberia, the Noril’sk mining facility. Because the metals must be extracted from sulfide ore, however, the same facility also produces much of the world’s sulfur dioxide pollution.
Published Dec 5, 2008
Sulfur dioxide emissions from ore processing facilities in Norilsk exceed that of many volcanoes.
Published Jun 8, 2018Image of the Day Atmosphere Land Human Presence Remote Sensing
Taken from a low-flying airplane on March 26, 2011, these detailed photos of Arctic sea ice show the richly varied texture in the ice floe.
Published Apr 1, 2011
While pack ice gets jostled by winds and currents in the open ocean, fast ice usually clings to land masses in shallow areas.
Published May 21, 2013
This pair of maps shows how the sea ice covering the Arctic at winter maximum in 2009 is younger than it was in the past.
Published Apr 10, 2009
Thick ice that used to last through multiple summers has been in steep decline for three decades.
Published Mar 1, 2012
A decade of satellite observations show how levels of a common air pollutant have changed over Asian skies.
Published Dec 15, 2015
This image shows measurements of sulfur dioxide in the air over one of the largest power plants in eastern Europe, the Maritsa Iztok Complex in Bulgaria, on January 12, 2009.
Published Jan 27, 2009
Melt ponds cover the surface of sea ice in the Arctic Ocean off of Alaska.
Published Jul 14, 2011
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