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Brief articles about GES DISC scientific and technical activities
The 2nd Gregory G. Leptoukh Online Giovanni Workshop will be held November 10 and November 12-14, 2014.
Oct 10, 2014 - The 2nd Gregory G. Leptoukh Online Giovanni Workshop – Registration Now Open

Live presentations and posters highlight research which used the NASA Giovanni system

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Comparison of satellite sensor AOD to GSFC AERONET station AOD, June 2006 – December 2010. See article text for full explanation of this visualization.  Click the picture to view full-size.
Oct 10, 2014 - MAPSS Statistical Explorer: Interactive exploration of uncertainty in spaceborne aerosol retrievals

Provides a compilation of statistical results for atmospheric aerosol observations in a Web interface

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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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Features

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: Oct 07, 2014 09:39 AM ET