In January, New York city introduced a policy charging cars up to US$9 a day to enter certain parts of Manhattan. — TNS
CITIES around the world trying to limit driving have faced objections – namely that the measures would limit personal freedom, cost too much, destroy commerce or have negligible effects on air quality.
Now the first data from these experiments in New York, London and Paris has trickled in. They offer some clues about whether cutting speed limits, charging traffic for entering a city centre and penalising drivers of the most polluting cars can reduce congestion and improve air quality, without causing too much disruption.
