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Say goodbye to the lovely cleaner air we ve been breathing for a year
Katyanna Quach Tue 16 Mar 2021 // 06:07 UTC Share
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The COVID-19 pandemic has passed the one-year mark, and as vaccines roll out, there is light at the end of this long, dark tunnel. Here s something to dampen the spirits, though: global air pollution levels are rising, thanks to increased human activity.
A year ago, Europe s Copernicus Atmosphere Monitoring Service (CAMS), found that nitrogen dioxide emissions had dropped in China by about 35 per cent from February 2019 to 2020. Now one year later, the levels have pretty much bounced back.
Outside the Middle Kingdom’s capital, such as the municipality of Chongqing, nitrogen dioxide fell to about 45 per cent but has now come back with a vengeance, returning to levels nearly twice that before the pandemic. Data collected by the Copernicus Sentinel-5P satellite shows the concentration of the air pollutant in red over China. Darker