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Smog over China

In early October 2010, a high-pressure system settled in over eastern China, allowing the air to stagnate, pollution to accumulate, and thick smog and heavy fog to build up to hazardous levels.

This image originally appeared in the NASA Earth Observatory story Smog over China.

NASA Earth Observatory images created by Jesse Allen, using MODIS data obtained from the Goddard Level 1 and Atmospheric Archive and Distribution System (LAADS) and OMI data provided courtesy of Nickolay Krotkov, NASA/GSFC OMI Sulfur Dioxide Group. Caption by Michael Carlowicz, with interpretation from Nickolay Krotkov.

Published October 14, 2010
Data acquired October 8, 2010

Sources:: Aqua > MODIS; Aura > OMI