Do your part to reduce air pollution, choose 'click & collect' when shopping online. Find a convenient collection point at www.northbank.clickcollect.london.

Air pollution levels are currently MODERATE. Adults and children with lung problems, and adults with heart problems who experience symptoms, should consider reducing strenuous physical activity, particularly outdoors.

Air pollution levels are currently HIGH. Anyone experiencing discomfort such as sore eyes, cough or sore throat should consider reducing activity, particularly outdoors. Adults and children with lung problems, and adults with heart problems, should reduce strenuous physical exertion, particularly outdoors, and particularly if they experience symptoms. People with asthma may find they need to use their reliever inhaler more often. Older people should also reduce physical exertion.

Air pollution levels are currently VERY HIGH. Reduce physical exertion, particularly outdoors, especially if there are symptoms such as cough or sore throat. Adults and children with lung problems, adults with heart problems, and older people should avoid strenuous physical activity. People with asthma may find they need to use their reliever inhaler more often.