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GIOVANNI

Giovanni is a Web-based application developed by the GES DISC that provides a simple and intuitive way to visualize, analyze, and access vast amounts of Earth science remote sensing data without having to download the data.

Giovanni is comprised of a number of interfaces, called instances, each tailored to meet the needs of different Earth science research communities. To access a Giovanni instance, click on one of the four categories below.

  • Atmospheric Instances:  A-Train along CloudSat Track; Aerosol Optical Thickness Measurement and Model Comparison Daily and Monthly; Aqua/AIRS Global Daily and Monthly; Aura High Resolution Dynamics Limb Sounder (HIRDLS); Aura Microwave Limb Sounder (MLS); Aura OMI Level 3 and Level 2G; MISR Daily and Monthly; Modern Era Retrospective-Analysis for Research and Applications (MERRA) 3D Monthly and 2D Monthly; MODIS Terra and Aqua Daily and Monthly; Earth Probe and Nimbus-7 TOMS; Upper Atmosphere Research Satellite (UARS) Halogen Occultation Experiment (HALOE)
  • Environmental Instances:  Agriculture; Air Quality; Northern Eurasia Earth Science Partnership Initiative (NEESPI) Daily and Monthly
  • Ocean Instances:  Ocean Color Radiometry (SeaWiFS, MODIS, and derived and model products);  Ocean Model Daily and Monthly.
  • Hydrology Instances:  Modern Era Retrospective-Analysis for Research and Applications (MERRA) 3D Monthly and 2D Monthly; MODIS Terra and Aqua Daily and Monthly; Northern Eurasia Earth Science Partnership Initiative (NEESPI) Daily and Monthly; TRMM Online Visualization and Analysis System (TOVAS);  Global Land Data Assimilation System (GLDAS) Monthly.

 If you already know which instance to choose, please select it from the table below.

A-Train Aerosol Daily Aerosol Monthly Agriculture Air Quality
Aqua/AIRS Daily Aqua/AIRS Monthly Aura HIRDLS Aura MLS Aura OMI L3
Aura OMI L2G GLDAS Monthly MERRA 3D MERRA 2D MISR Daily
MISR Monthly MODIS Daily MODIS Monthly NEESPI Daily NEESPI Monthly
Ocean Color Rad. Ocean Model Daily
Ocean Model Monthly
TOMS  TRMM/TOVAS
UARS  HALOE        

 

MORE!  Introductory chapter of our online user's manual for beginning Giovanni users




Latest News

New Giovanni for A-Train data along CloudSat track

Apr 04, 2007

A new Giovanni instance supporting A-Train with CloudSat and MODIS Aqua data along the CloudSat track is now operational using Giovanni V3.

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Experimental operational NEESPI Giovanni available

Mar 29, 2007

The first truly multi-sensor multi-disciplinary Giovanni instance, this NEESPI Giovanni instance is dedicated to the studies of the environment of northern Eurasia. This very convenient online exploration tool allows "sensing" the environment at a course resolution and quickly assessing changes in parameters over a selected temporal and spatial region.

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New GSM products added to Ocean Color Giovanni

Mar 27, 2007

Three new ocean color radiometry products have been added to Ocean Color Giovanni: merged chlorophyll (from SeaWiFS and MODIS), colored dissolved and detrital matter absorption coefficient at 443 nanometers, and particulate backscatter coefficient at 443 nanometers...

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New MODIS, TRMM, and Ocean Color data in Giovanni

Oct 24, 2006

MODIS Terra and Aqua Collection 5 atmospheres parameters have been added to MOVAS Giovanni with the ability to intercompare Collection 4 with Collection 5. New TRMM V6 3A25 Monthly Rainfall data have been added to TOVAS Giovanni. Also, NASA Ocean Biogeochemical Model (NOBM) monthly simulated ocean color data have been added to the Ocean Color Time-Series Project Giovanni.

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  • Last updated: Oct 16, 2009 04:07 PM ET