Welcome to Documentation for Uptrop Software!

Uptrop is python software to convert satellite observations of total atmospheric column densities of air pollutants to vertical profiles in the global troposphere using the cloud-slicing technique.

The software was developed using total column densities of nitrogen dioxide (NO2) from the ESA Sentinel-5P TROPOMI instrument to derive NO2 mixing ratios in the global upper troposphere (8-12 km) at ~100 km spatial resolution. The software is now being updated to also retrieve NO2 and ozone (O3) mixing ratios in five vertical layers throughout the troposphere.

This brief documentation provides details of relevant references, data products, sample output, guidance on installing and using the software, and how to ask for help or report bugs, issues and suggested code updates.

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