Articles with "satellite surface" as a keyword



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COVID-19 lockdown-induced changes in NO2 levels across India observed by multi-satellite and surface observations

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Published in 2021 at "Atmospheric Chemistry and Physics"

DOI: 10.5194/acp-21-5235-2021

Abstract: Abstract. We have estimated the spatial changes in NO 2 levels over different regions of India during the COVID-19 lockdown (25 March–3 May 2020) using the satellite-based tropospheric column NO 2 observed by the Ozone Monitoring Instrument (OMI)… read more here.

Keywords: covid lockdown; satellite surface; surface observations; across india ... See more keywords
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Estimating lockdown-induced European NO2 changes using satellite and surface observations and air quality models

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Published in 2021 at "Atmospheric Chemistry and Physics"

DOI: 10.5194/acp-21-7373-2021

Abstract: Abstract. This study provides a comprehensive assessment of NO 2 changes across the main European urban areas induced by COVID-19 lockdowns using satellite retrievals from the Tropospheric Monitoring Instrument (TROPOMI) onboard the Sentinel-5p satellite, surface… read more here.

Keywords: quality models; satellite surface; surface; using satellite ... See more keywords