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Fig. 3 from Li et al. (2013), comparing the two PBL SO2 algorithms. Images depict monthly mean SO2, August 2006, over the eastern United States: (left) PCA algorithm data; (right) BRD algorithm data. Circles indicate locations of known sources of SO2.
Oct 01, 2014 - New algorithm improves observation of sulfur dioxide in the atmosphere by OMI

Ozone Monitoring Instrument can detect sulfur emissions from volcanoes and fossil-fuel power plants

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The Aura spacecraft is one of NASA's three Earth Observation System satellites. Terra (launched in 1998) and Aqua (launched in 2002) are the other two EOS satellites.
Sep 17, 2014 - 2014 Aura Science Team Meeting Celebrates 10 Years in Orbit

NASA GES DISC archives and distributes data from 3 of the 4 Aura instruments

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Extended articles about topics of interest to the GES DISC user community
Image acquired by MODIS-Terra on April 23, 2014, as a massive dust storm covered much of China.
May 14, 2014 - April dust storm surges through China from the Taklimakan Desert

2014 dust outbreak moves from the Tibetan Plateau to the Pacific coast

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CarbonTracker (carbontracker.noaa.gov) xCO2 column average over the entire atmospheric column for the year 2010.
Feb 06, 2014 - Satellite observations of carbon dioxide: Why are they important; and what CO2 data from different NASA missions tell us

NASA GES DISC provides access to current satellite archive of atmospheric CO2 data while awaiting launch of OCO-2

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March-May 2013 anomaly of the 2-meter above ground temperature from the NLDAS-2 Primary Forcing data set.
Jul 11, 2013 - When is spring coming? NLDAS data look at a chilly season

North American Land Data Assimilation System data provide weather and climate insights

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Last updated: Jun 25, 2014 11:00 AM ET