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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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Light winds and high pressure 'led to pollution problem'

The Met Office said very light winds and high pressure have led to high pollution levels in parts of the UK today.

The dust blown over from the Sahara at the weekend is "lingering" as the lack of wind means there is "nowhere for it to go," a spokeswoman said.

However, a change in weather tomorrow means the air quality should be very good by Friday, she added.

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