High levels of pollution expected to clear

Air pollution levels remain high across parts of England and Wales but are expected to reduce later today. The South East and Greater London are still experiencing "high" levels of pollution, Defra warns.

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Pollution levels high in the south east, east and London

Record levels of air pollution will continue to parts of the UK, with pollution levels already reaching level nine - high - this morning in the south east, Greater London and eastern England.

Defra ranks air pollution from one to 10, with one being the lowest and 10 the highest.

Low pollution areas are green, very high levels of pollution are marked in purple. Credit: Defra/Met Office

"Very high" levels of pollution are also forecast later today for the East Midlands.

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