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KCL study finds London air pollution from traffic improving, but continues to exceed limits in many parts of city

Green Car Congress

Researchers looked at changes in a number of pollutants including nitrogen dioxide (NO 2 ), particulate matter as fine (PM 2.5 ) and coarser (PM 10 ) particles, carbon dioxide (CO 2 ) and black carbon. Fitting new exhaust clean-up technology to older buses helped to curb nitrogen dioxide along some of London’s roads.

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Mazda announces SKYACTIV-X: gasoline Spark Controlled Compression Ignition

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Under Sustainable Zoom-Zoom 2030, Mazda aims to reduce corporate average well-to-wheel carbon dioxide emissions to 50% of 2010 levels by 2030, and achieve a 90% reduction by 2050. It intends to achieve this with a policy prioritizing efficiency improvements and measures for cleaner emissions that apply in the real world.

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2019 Nissan Altima features VC-Turbo variable compression ratio engine, AWD, ProPILOT Assist

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The multi-link components are manufactured in high-carbon steel alloy. More than just the gains in horsepower and torque, the new engine offers improvements in noise, vibration and harshness, along with enhanced fuel economy and cleaner emissions. As a result, the engine capacity varies between 1,997 cc and 1,970 cc.

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