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OVERVIEW

Welcome to the Center for Aerosol Data & Information Web Site at the NASA Goddard Earth Sciences Data and Information Serviices  Center (GES DISC). The purpose of this on-line information center is to enhance the support services we provide to our aerosol research and application community. We've provided a number of resources here to help youin your research and application.

This page is the result of the NASA GES DISC's ongoing effort to create a "One Stop Web Portal" to provide quick, convenient and easy access to aerosol data and information for the research and science education communities.

At this portal, we have tried to accumulate, integrate and provide fast access the aerosol measurements from the various satellite, ground-based and other platforms. We have also included some simple analysis and visualization tools for aerosol data from some of the NASA satellite missions.

Aerosols are one of the greatest sources of uncertainty in climate modeling. Aerosols vary in time and space and can lead to variations in cloud microphysics, which could impact cloud radiative properties and climate. The aerosol products are used to study aerosol climatology, sources and sinks of specific aerosol types (e.g., sulfates and biomass-burning aerosol), interaction of aerosols with clouds, and atmospheric corrections of remotely sensed surface reflectance over the land.

 


Latest News

The World Climate Research Programme is a collaborative program of several national and international agencies
May 08, 2012 - GES DISC scientists attend climate and instrument meetings

World Climate Research Programme (WCRP) and Moderate Resolution Imaging Spectroradiometer (MODIS) meetings on the calendar

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Monthly time-series of aerosol optical depth at 550 nm over the southern hemisphere for land (red line) and ocean (black line).
Apr 16, 2012 - SeaWiFS Deep Blue (SWDB) aerosol monthly products now available in Giovanni

Giovanni now provides monthly averages for aerosols over land and ocean for full SeaWiFS mission

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New land surface diagnostics data in MERRA provide better estimates of hydrological conditions
Apr 13, 2012 - New MERRA Data Products Added to the MERRA Dataset

Ocean and land surface diagnostics improve model estimates for climate and weather variables

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Merged AOD daily map of episodic dust event, March 3, 2003, viewed with Google Earth
Apr 02, 2012 - Announcing AeroStat: Online Platform for Statistical Intercomparison of Aerosols

Aerostat is also the first data portal for the next-generation Giovanni architecture

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Even the lives of meerkats have been studied with the aid of Giovanni.  (Image by freeimageslive.co.uk - pmartin)
Mar 29, 2012 - Final tally of Giovanni publications for 2011 yields unprecedented numbers

50 new publications push annual total to 164; full total nears 500 with first 2012 papers

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Website Curator: M Hegde
Last updated: Mar 24, 2011 12:42 PM ET