Ganges & Indus cities enjoy the Himalayan landscape

Sentinel-5P TROPOMI NO2 acquired from 29 December 2018 at 06:58:44 to 03 January 2019 at 08:48:44 UTC
Sentinel-3 OLCI FR acquired from 02 April 2020 at 05:24:21 to 06 April 2020 at 04:44:02 UTC
Sentinel-5P TROPOMI NO2 acquired from 27 April 2020 at 08:49:42 to 26 May 2020 at 08:03:12 UTC
Sentinel-3 OLCI FR acquired from 24 May 2020 to 04:35:48 to 26 May 2020 at 05:27:25 UTC
Author(s): Sentinel Vision team, VisioTerra, France - svp@visioterra.fr
Keyword(s): Air quality, health, pollution, wind, Pakistan, Afghanistan, India, Himalaya range.
Fig. 1 - S5P TROPOMI (29.12.2018-03.01.2019) - NO2 column - The Indus-Ganges plains often record some of the worst air pollution levels.
2D view
Due to a combination of high population density, topography and low wind speed, air pollution is trapped in a corner by the Himalaya range.
Fig. 2 - S5P TROPOMI (27.04.2020-26.05.2020) - Due to a long lockdown, the pollution has largely decreased in these lands.
2D view
Fig. 3 - S3 OLCI (02-06.04.2020) - Cities of the Ganges & Indus plains enjoy the Himalayan landscape for the first time in 30 years.
3D view
200km away from Dhauladhar mountain range in Jalandhar, Punjab, inhabitants gathered on rooftops to enjoy the view, a first time for most, several shared photos on social networks - Source.
Fig. 4 - S3 OLCI (24-26.05.2020) - Karachi, Lahore, Delhi, Lucknow, Calcutta, Dacca... are located in these chevron-shaped fertile plains.
3D view
The views expressed herein can in no way be taken to reflect the official opinion of the European Space Agency or the European Union.
Contains modified Copernicus Sentinel data 2024, processed by VisioTerra.
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