News tagged with congestion

Cities open up to congestion charging

Traffic jams aren't the only things that disappear when congestion charging programs are implemented. A Swedish researcher finds that opposition to these proposals appears to vanish once they take effect.

dateMar 31, 2014 in Engineering
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Guarding against 'Carmageddon' cyberattacks

The potential value of turning the nation's freeways into "smart transportation systems" is enormous. Equipping the nation's concrete arteries with a nervous system of computers and sensors that directly control on-ramp signals ...

dateJun 11, 2014 in Security
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More traffic deaths in wake of 9/11

In the wake of the terrorist attacks of September 11, 2001, many Americans started driving more due to a fear of flying – and lost their lives in traffic accidents. But why did this happen more frequently in some states ...

dateSep 11, 2012 in Social Sciences
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