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Study estimates ~4M children worldwide develop asthma each year because of NO2 air pollution

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About 4 million children worldwide develop asthma each year because of inhaling nitrogen dioxide (NO 2 ) air pollution, according to an open-access study published in The Lancet Planetary Health by researchers at the George Washington University Milken Institute School of Public Health (Milken Institute SPH). —Susan Anenberg.

Pollution 360
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Study finds some improved cookstoves may emit more black carbon pollution than traditional mud cookstoves

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Singh, Tanveer Ahmed, Nithya Ramanathan, and Veerabhadran Ramanathan (2012) Real-Time Assessment of Black Carbon Pollution in Indian Households Due to Traditional and Improved Biomass Cookstoves. The particles can be inhaled deeply into the lungs and have been linked to health problems similar to those associated with cigarette smoking.

Pollution 231
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Researchers identify new nitrated PAH compounds from combustion that are hundreds of times more mutagenic than parent PAHs

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These new compounds were not previously known to exist, and raise additional concerns about the health impacts of heavily-polluted urban air or dietary exposure. PAHs are one of the types of pollutants found on particulate matter in air pollution that are of special concern. Staci Simonich.

Pollution 275
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Greyrock, Tsinhua U, DRI to assess potential of synthetic diesel to improve air quality in China

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DRI is particularly interested in studying the multiple benefits of using China’s agricultural waste to generate synthetic fuels, thereby reducing air pollutant and greenhouse gas emissions from biomass burning and finding better uses for China’s large stock of agricultural waste. Dennis Schuetzle, Greyrock’s Chief Technology Officer.

Diesel 150
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Study on Greenhouse Gas Emissions from Global Cities Highlights Importance of Geophysical and Technical Factors

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The cities/metro areas studied were: Los Angeles County; Greater Toronto; Geneva Canton; Greater Prague; Cape Town; Denver City and County; New York City; Greater London; Barcelona; and Bangkok. The next two highest cities are also both North American: Los Angeles (13.0 t e CO 2 /cap.) and Toronto (11.6 t e CO 2 /cap.).

Emissions 199
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FedEx Converts 92 Delivery Trucks to Hybrids, Expanding Hybrid-Electric Fleet by 50%

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An added benefit of the conversion program is that it not only reduces pollution but also extends the life of the vehicles, helping to eliminate waste production and creating a reduce-and-reuse program. The standard FedEx trucks used in the retrofit program were 2000 or 2001 models with 300,000 to 500,000 miles driven.

Convert 170
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What Is Hyperloop? And What Does It Offer?

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Hyperloop enthusiasts say that Hyperloop might be less expensive and faster than train or car travel, as well as less expensive and less polluting than air travel. It’s unclear where Hyperloops will be built, although a number of companies have proposed routes in the United States, Europe, and Asia. Is it really a novel idea?