smog-britain-468085A deadly pollution cloud that could prove fatal for people with serious heart and lung problems will sweep into the UK tonight and cover much of the country tomorrow. As this terrifying map from the Met Office shows, huge swathes of the UK will suffer extraordinarily high levels of air pollution in the next 24 hours – hitting highest possible level 10 on the official warning scale. The midlands and the south are set to be worst affected, but almost all of England and Wales will experience extremely high levels of dangerous pollution. Clean air campaigners claimed the Government had tried to bury news of the sudden – and shocking – decline in air quality. More