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Study finds engines emit exhaust nanoparticles even when not fueled during engine braking

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Exhaust particle size distributions measured by ELPI (color map) and particle concentration measured by CPC (white line) during individual engine braking conditions (speed change from 32 km/h to 0 km/h). The exhaust sample was taken from the exhaust manifold. The exhaust sample was taken from the exhaust manifold.

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Next-generation LNG carrier concept about 8% more energy efficient, with 5% more cargo

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(Developed by DNV GL Strategic Research & Innovation, DNV COSSMOS is a computer platform that models, simulates and optimizes complex and integrated ship machinery systems with respect to energy efficiency, emissions, costs and safety. The primary fuel—i.e.

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DNV GL paper suggests near-term success for LNG in shipping; alternative fuel mix to diversify over time

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Well-to-Propeller GHG emissions results for marine alternative fuels. While renewable energy, particularly solar and wind, may have some potential to mitigate carbon emissions, this is not seen as a viable large-scale alternative for commercial shipping. Source: DNV GL. Click to enlarge. —“Alternative Fuels for Shipping”.

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EEA Report: Trends in European Transport Are Heading in the Wrong Direction

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Indexed European transport sector greenhouse gas emissions, 1990-2006. Emissions of regulated air pollutants from vehicles continue to fall across EEA member countries but concentrations remain high in some urban areas. Source: EEA. Click to enlarge. Air pollution. —Professor Jacqueline McGlade, EEA Executive Director.