Mexico city nested among volcanoes

Sentinel-2 MSI acquired on 03 March 2019 at 17:02:09 UTC
Sentinel-1 CSAR IW acquired on 17 March 2019 at 12:25:14 UTC
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Sentinel-1 CSAR IW acquired on 28 March 2019 from 12:33:45 to 12:34:10 UTC
Sentinel-1 CSAR IW acquired on 01 April 2019 at 00:39:37 UTC
Author(s): Sentinel Vision team, VisioTerra, France - svp@visioterra.fr
Keyword(s): Land, urban, atmosphere, plateau, mountain range, geohazard, eruption, subsidence, air quality, endorheic basin
Fig. 1 - S1 (20&25.03.2019, 01.04.2019) - neg(vh),neg(vv),neg(vh) colour composite - Mexico was previously the World's largest city.
Fig. 2 - S2 (03.03.2019) - 12,11,4 composite - It's nested on a plateau flanked by volcanoes, e.g. Popocatepetl (at SE), here erupting
Fig. 3 - S2 (03.03.2019) - 11,8,2 colour composite - The water deficit of this endorheic basin causes a yearly decimetric subsidence.
Fig. 4 - S1 (17, 28 & 29.03.2019) - vv,vh,vv composite - Its bowl shape also caused air pollution but lasting efforts allowed a recovery.