Exact(6)
Today, I.B.M. is building smart traffic systems in cities including London and Brisbane, Australia, but its standout success has been in Stockholm.
Our estimate is based on a 1989 Coast Guard report, which cited a $15 million cost to install vessel traffic systems in a typical port.
Using this figure, we calculated that installing the traffic systems in 29 ports (not the 49 you cite) that don't have them, and that annually handle more than one million tons of oil, would cost less than $450 million.
The adage "an ounce of prevention is worth a pound of cure" surely applies; $450 million is less than a quarter of what has been spent so far by Exxon to clean up last year's disastrous Alaskan spill, and annual costs to operate vessel traffic systems in this country's ports will likely pay for themselves in averted oil spill cleanup, restoration and damage costs.
Initially, university officials planned to address some concerns by rerouting season ticket holders through the surrounding neighborhoods, but in 2009, residents expressed concerns that the stadium could clog traffic systems in the area.
Taiwan's rapid economic growth during the latter half of the twentieth century led to saturation of highways, conventional rail, and air traffic systems in the western transport corridor, which threatened to impede further growth.
Similar(53)
But by then the traffic system in South Kensington had become dangerously complicated.
Privatizing the largest and arguably most complex air traffic system in the world would be a huge political win.
Computer simulation is a widely used tool to represent traffic system in engineering applications.
In New York, Mayor Michael R. Bloomberg learned that lesson last year, when state legislators brushed off his plan for a smart traffic system in Manhattan.
The city started the traffic system in preparation for the 1984 Olympics at a handful of intersections surrounding the Los Angeles Memorial Coliseum, where crowds flocked to watch Carl Lewis and Evelyn Ashford.
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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com