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London toxic air alert: 'Very high' pollution warning issued by Mayor of London Sadiq Khan London toxic air alert: 'Very high' pollution warning issued by Mayor of London Sadiq Khan
(35 minutes later)
A toxic air alert has been issued for London after 'very high' pollution levels triggered a warning system, Mayor Sadiq Khan has announced. A toxic air alert has been issued for London after 'very high' pollution levels triggered a warning system, Mayor Sadiq Khan has announced.
This is the first time the top-level alert has been declared under new measures to monitor air pollution in the capital.
Londoners have been warned the high pollution level may require them to limit strenuous physical activity, even if they are very fit.
"The shameful state of London's toxic air today has triggered a 'very high' air pollution alert under my new air quality warning system," wrote Mr Khan in a tweet.
The mayor urged the capital's residents to use public transport if possible and asked drivers to turn their engines off if they had to stop for more than one minute.
Last week, the mayor warned of a "public health emergency" as air pollution levels hit a "high peak" in central parts of the capital including Westminster and the Square Mile.
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