News tagged with traffic emissions

Scientists better prepared to judge ash cloud

Scientists say they are now better prepared for measuring Iceland's volcanic ash problem, which is expected to continue for several months, after experiments using modelling and lasers to probe the atmosphere.

May 13, 2010
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Stop traffic crashes: Switch on the lights

Street lighting provides a simple, low cost means of stemming the global epidemic of road traffic death and injury. Low income countries should consider installing more lights, and high income countries should think carefully ...

Jan 21, 2009
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