Woman who stops traffic

Marlow is a picture postcard town on the Thames. But with car ownership the highest in the country, it has a serious congestion problem. In urban areas, a quarter of all journeys are less than 2 miles long, including the school run and office workers popping into town for lunch.
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Tony explains that rush hour traffic falls 15-20% during school holidays, relieving the town

http://www.channel4.com/lifestyle/green/woman_stops_traffic/pictures/marlow.html