This page includes pictures of AIRS Near Real Time data, served via Web Map Service (WMS).
The AIRS BT_diff_SO2 field, brightness temperature difference Tb(1361.44 cm-1) - Tb(1433.06 cm-1) can be an indicator of SO2 release from volcanoes. Values under -6K (deep red in the images) have likely volcanic SO2.
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Active Volcano Regions
Want to zero in on your own favorite region? Click here for instructions on how to use the Web Map Service.