LONDON • Four years ago, Ms Sophie Power was walking along Marylebone Road, thinking of the son she was pregnant with at the time. The buses, lorries and cabs clogging the central London thoroughfare make it one of the most polluted places in Britain.
"I wondered how to protect him," she says, pointing to a study that found that children in polluted areas develop stunted lung capacity that is 8 to 10 per cent smaller as a result. "The pollution inevitably has an impact," she says.
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