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How China's horrific air quality magically turns cleaner: cotton

Green Car Reports

China is known for having some of the most polluted air in the world. But officials in one Chinese city found a way to at least make that air appear cleaner, for awhile. Like many Chinese cities, Xi'an, the provincial capital of Shaanxi, in the northern part of the country, has air-monitoring equipment.

Cleaner 124
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Study finds power law scaling relationship between urban population and NO2 pollution

Green Car Congress

The approximate linear relationship for each region is notable, suggesting that the dependence of urban NO 2 pollution upon population follows a power law scaling with population. Even though larger cities are typically more energy efficient with lower per-capita emissions, more people still translates to more pollution.)

Pollution 261
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Study: countries seeking to cut CO2 emissions must get a handle on city-level emissions

Green Car Congress

Countries seeking to meet Paris Agreement targets on CO 2 emissions must get a grip on the amount of pollution produced at city level, according to a new open-access study published in S cience Advances by an international team of researchers from Europe and China. Total CO 2 emissions of 182 Chinese cities. Shan et al.

Emissions 210
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Researchers urge Chinese government to encourage bikes, buses and rail over cars and commercial vehicles due to emissions and health concerns

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China’s passenger-kilometers (pkm) has risen from 1746.67 billion pkm in 2014, according to the National Bureau of Statistics of China—an increase of 72.3%. In China in 2013, The transport sector consumed 348.19 million tons of coal equivalent (tce), which resulted in serious air pollution. —He and Qiu.

Chinese 150
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Black carbon linked to increased cardiovascular risk; exacerbated by co-exposure to motor vehicle emissions

Green Car Congress

Black carbon (BC) from incomplete biomass and fossil fuel combustion is the most strongly light-absorbing component of particulate matter (PM) air pollution and a major climate-forcing emission. Baumgartner and her colleagues measured the daily exposure to different types of air pollutants, including black carbon, in 280 women (mean age 51.9

Carbon 275
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Tsinghua University provincial-level lifecycle study finds fuel-cycle criteria pollutants of EVs in China could be up to 5x those of natural gas vehicles due to China’s coal-dominant power mix

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Consumption-based power mixes and NG transmission distances by Chinese province in 2010. In February 2012, the China State Council approved its first national ambient air quality standard for PM 2.5 , which will come into effect by the end of 2015. According to the 12 th Five-Year Plan of the China Coal Industry (2011?

Coal 231
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Honeywell UOP opens first facility in China to test flare emissions for VOCs

Green Car Congress

—Henry Liu, vice president and general manager of Honeywell UOP China. As China enacts stricter environmental regulations, Callidus’ capabilities in flare technology make it possible for its customers to comply with those regulations and better ensure sound environmental practices.

China 186