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NOAA takes first broad look at soot from ships (PhysOrg)

9 Jul 2008

Tugboats puff out more soot for the amount of fuel used than other commercial vessels, and large cargo ships emit more than twice as much soot as previously estimated, according to the first extensive study of commercial vessel soot emissions. Scientists from NOAA and the University of Colorado conducted the study and present their findings in the July 11 issue of the journal Geophysical ...

Large Cargo Ships Emit Double Amount of Soot Previously Estimated (Science Daily)

9 Jul 2008

Tugboats puff out more soot for the amount of fuel used than other commercial vessels, and large cargo ships emit more than twice as much soot as previously estimated, according to the first extensive study of commercial vessel soot emissions. In the Arctic, an increase in soot may contribute to climate change if shipping routes expand, according to the study.

Ships Emit More Soot Than Thought (LiveScience.com via Yahoo! News)

9 Jul 2008

The humble and charming tugboat emits more soot for the amount of fuel it uses than any other commercial vessel, according to a new study that also finds cargo ships emit more than twice as much as previously thought.