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Research shows clean fuel-use for ships off California coast extremely effective in reducing sulfur dioxide pollution

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The researchers also found that every ship in California waters whose emissions were measured was using low-sulfur fuel.

Pollution 186
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Calif. ARB releases GHG scoping plan update; more ZEVs, “LEV IV”, MD and HD regulations; ZEV for trucks; more LCFS

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The update identifies eight key sectors for ongoing action: Energy; Transportation, fuels, land use and infrastructure; Agriculture; Water; Waste management; Natural lands; Short-Lived Climate Pollutants (such as methane and black carbon); and Green Buildings. Transportation. Transportation, Land Use, and Housing.

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Study finds marine workboat engines staying in service two times longer than estimated by EPA; emissions reduction implications

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A longer service life reduces the fleet’s turnover rate to cleaner, lower-emitting engines, therefore increasing future-year emission estimates. The US Army Corps of Engineers estimates that, as of 2014, there were approximately 9,000 Category 1 and 2 marine vessels operating on US waters. Elena Craft, EDF Senior Director.

Mariner 223