S3 monitors air pollution for World asthma day

Sentinel-3 OLCI FR acquired on 20 October 2016 at 04:53:26 UTC
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Sentinel-3 OLCI FR acquired on 09 April 2017 at 04:19:48 UTC
Author(s): Sentinel Vision team, VisioTerra, France - svp@visioterra.fr
Keyword(s): atmosphere, air pollution, air quality, smog, land, urban growth, public health, China, India, Beijing, Ganges plain
Fig. 1 - Images S3 OLCI over India and China - 8-6-4 colour composite.
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Fig. 2 - Thick smog due to coal plants, dust and crop-burning is a recurrent issue around Beijing.
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Fig. 3 - Air quality around Beijing tends to improve, here its region on a clear day.
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Fig. 4 - PM2.5 at levels tenths of times higher than WHO-defined threshold can be recorded in Ganges plains, moreso after Divali.
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Fig. 5 - The Ganges valley on a clear day. Clouds and smoke can remain trapped by the Himalayans for days.
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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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