Study: Urban air quality improved less during Covid-19 lockdown than previously thought

Cecilia Keating
clock • 2 min read

Researchers reveal NO2 emission reductions during first lockdown were lower than previously thought, amidst warnings ozone levels actually increased

The first wave of coronavirus lockdowns around the world delivered more modest improvements to urban air quality than previously thought, research published today in scientific journal Science Advances...

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Cecilia Keating
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