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Study finds association between air pollution, coronary atherosclerosis in Chinese population

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Researchers from the University at Buffalo (UB), with colleagues in the US and China, have provided pathophysiologic evidence of the effect of air pollution on cardiovascular disease in China. Their findings also suggests that China may need to revise its standard for one type of pollutant. —first author, Meng Wang.

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Mayors of 12 major cities pledge to procure only zero-emission buses from 2025; major areas to be zero-emission by 2030

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The mayors of London, Paris, Los Angeles, Copenhagen, Barcelona, Quito, Vancouver, Mexico City, Milan, Seattle, Auckland and Cape Town have pledged to procure only zero-emission buses from 2025 and ensure that a major area of their city is zero emission by 2030. Reduce the number of polluting vehicles on city streets. Earlier post.).

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San Francisco selects BAE Systems Series-ER for 68 transit buses for Green Bus Zones

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The stop/start function can be programmed with a global positioning system to automatically shut down the engine at specified locations. With Series-ER, buses are programmed using global positioning software to turn off the bus engine once it enters the green zone and operate solely on electric battery energy.

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Solaris Bus to offer BAE Systems hybrid electric drive on its vehicles

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The company’s global fleet of series electric drive propulsion systems exceeds 6,000 today, and is operating in cities such as London, Paris, Boston, Seattle, and Hong Kong. Metropolitan cities such as these use hybrid electric and electric drive technologies to decrease harmful emissions and noise pollution.

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Ford supports launch of mobility-focused startup business accelerator program in Detroit: Techstars Mobility

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The tech incubator is aiming to deliver innovative mobility and transportation solutions that help alleviate growing global challenges such as traffic congestion, parking availability and pollution. The company has since expanded to Boston, Seattle, New York, San Antonio, Austin, Chicago and London. —Bill Ford.

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Black carbon is a much larger cause of climate change than previously assessed; about twice previous estimates, and 2/3 the effect of CO2

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Black carbon (BC) is the second largest man-made contributor to global warming and its influence on climate has been greatly underestimated, according to the first quantitative and comprehensive analysis of this pollutant’s climate impact. —co-lead author Sarah Doherty of the University of Washington in Seattle.

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Study projects thermoelectric power in Europe and US vulnerable to climate change due to lower summer river flows and higher river water temperatures

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This causes downstream thermal pollution affecting, for example, life cycles of aquatic organisms. The A2 scenario considers a world of fragmented and slow technological change, whereas the B1 scenario assumes environmental sustainability and a much more rapid introduction of renewables.