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Monitoring the exchange of CO 2 , H 2 Oand dust between the atmosphere, regolith, seasonal deposits and the permanent polar caps of Mars is required to study the climate of the planet and its evolution. The imaging spectrometer Observatoire pour la Minéralogie, l’Eau, les Glaces et l’Activité (OMEGA) of Mars Express contributes to such a task by regularly acquiring hyperspectral images...
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