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New analysis suggests Uber adding significantly to pollution and traffic in European cities

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Uber is adding more polluting car trips to already-clogged European cities such as London and Paris, new analysis by European NGOs suggests —contributing to air pollution and climate change and exploding the company’s sustainability claims. Source: “Europe’s giant ‘taxi’ company: is Uber part of the problem or the solution?”.

Pollution 493
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Study finds significant proportion of childhood asthma cases may be attributable to air pollution

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Findings of a study led by the Barcelona Institute for Global Health (ISGlobal) and published in the European Respiratory Journal suggest that a significant proportion of childhood asthma cases may be attributable to outdoor air pollution, and that these cases could be prevented. Meeting the minimum air pollution levels for NO 2 (1.5?µg·m

Pollution 278
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Volkswagen Group rolls out diesel swapping program throughout Germany

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The Volkswagen Group rolled out a new diesel swapping program in Germany. Environmental incentives for scrappage of Euro-1 to Euro-4 diesel vehicles of any make are again being offered by some of the Group’s brands throughout Germany. million low-emission new Euro-6 diesel vehicles took to the roads in Germany, replacing old vehicles.

Germany 186
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Chalmers study finds ship exhaust gas scrubbers responsible for up to 9% of certain hazardous emissions into Baltic Sea

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scrubbers—is responsible for up to 9% of certain emissions of carcinogenic and environmentally harmful substances in the Baltic Sea—considerably more than was previously known. A scrubber is used on ships to clean exhaust gases, primarily to reduce emissions of sulfur oxides to the atmosphere.

Exhaust 170
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Team from Daimler, ZBT, Jülich finds impact of air pollution on fuel cell power and lifetime “significant”

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Traffic-related air pollutants can lead to a short-term loss of power and long-term reduction in lifetime for proton exchange membrane fuel cells (PEMFC). Together the tests reveal that air pollutants have a significant negative influence on fuel cell vehicles in urban areas. —Talke et al. —Talke et al. 2018.08.063.

Pollution 252
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HALO research aircraft measuring the emissions of megacities in EmeRGe project

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However, emissions do not just remain in conurbations; particles and gaseous pollutants can be transported thousands of kilometers by the wind. The aim is to better understand and predict the extent and impact of urban air pollution on Earth’s atmosphere. HALO in-hangar in Taiwan.

Emissions 268
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Study: traffic density, wind and air stratification influence concentrations of NO2

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In connection with the effects of the COVID-19 pandemic, satellite measurements made headlines showing how much the air pollutant nitrogen dioxide (NO 2 ) had decreased in China and northern Italy. In Germany, traffic density is the most important factor. in Leipzig) to driving bans for older diesel vehicles (e.g. in Stuttgart).

Wind 186