Friday, April 3, 2020

Mapping Changes in Air Pollution During the Coronavirus Pandemic

This is an interesting article about one of the effects of the COVID-19 that not many people consider. Due to the massive amount of Shelter-in-Place orders that have been issued throughout the world, less cars are on the road and less businesses are operating, causing air pollution to drop significantly. Check out this image of nitrogen dioxide density in China:

Maps showing NO2 values across China from January 1-20, 2020 (before the quarantine) and February 10-25 (during the quarantine). The data from the Tropospheric Monitoring Instrument (TROPOMI) on ESA’s Sentinel-5 satellite. Source: NASA, 2020.

Click here to read the full article from GIS Lounge.

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