Covid-19 lockdowns have improved global air quality, data shows

Huge drops in pollution recorded around world

Around the world, Covid lockdowns have led to improvements in air pollution. In northern India, the Himalayas were visible in the distance for the first time in a generation. And during the first nine weeks of the UK lockdown, nitrogen dioxide along London’s roads decreased by an average of 31% compared with the pre-lockdown period.

Non-essential shops in the capital reopened on 15 June but life and traffic pollution have still not returned to normal. Compared with 2019, decreases of more than 40% have been measured along roads in the City of London and Westminster, including the Strand and West End.

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