smog
Where are the most polluted cities in France?
A new study from environmental group Robin des Bois (which literally translates as Robin Hood) has measured air and water pollution across the country, with worrying results.
Paris: First car-free day proves quiet success
Paris's first car free day was hailed as a success after tens of thousands of pedestrians and cyclists took over swathes of the city from vehicles. Take a look at some of the best images.
Paris gears up for special 'Day Without Cars'
Pollution-choked Paris will get a breath of fresh air on Sunday with traffic seriously curtailed across much of the city for several hours as the French capital celebrates a "Day Without Cars.