IASI portal

Atmospheric composition data products

Welcome to the IASI Portal!

The IASI Portal provides scientists with free and open access to atmospheric composition Level 2 data products retrieved from the IASI/Metop observations along with quicklook images for several species:

  1. Level 2 data products
    CO, O3, HCOOH, NH3, δD, SO2, DUST-AOD, CH4 & CLOUD
  2. Quicklook images
    Daily and monthly maps can be viewed on the global and continental scale

Highlights

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Trends in spectrally resolved outgoing longwave radiation from 10 years of satellite measurements

By analyzing the changes in the spectrally resolved Earth’s Outgoing Longwave Radiation (OLR) from 10 years of daily IASI observations, Whitburn et al. (2021) have highlighted the impact of large […]

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Smallest 2019 ozone hole ever recorded by IASI over Antarctica

While sudden stratospheric warming (SSW) events are more common in the Northern Hemisphere, Safieddine et al. (2020) investigated the rare SSW event in the Southern Hemisphere that occurred in 2019 […]

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Contribution of ammonia to the formation of fine particulate matter over Paris

The Paris megacity faces frequent fine particulate matter (PM2.5) pollution episodes in spring. At this period of the year, large numbers of the particles consist of ammonium sulfate and nitrate […]

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