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EPHA: Coronavirus threat greater for polluted cities; clean air returning to cities in lockdown

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Those living in polluted cities are more at risk from COVID-19, the European Public Health Alliance (EPHA) warned today. Air pollution can cause hypertension, diabetes and respiratory diseases, conditions that doctors are starting to link to higher mortality rates for COVID-19. The European Respiratory Society (ERS) is an EPHA member.

Pollution 269
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Researchers find magnetite nanoparticles similar to those from traffic pollution in brain; possible link with Alzheimer’s

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biogenic), most of the observed particles were spherical, with diameters up to 150 nm, some with fused surfaces, all characteristic of high-temperature formation—such as from vehicle (particularly diesel) engines or open fires. Hautot et al. Their paper is being published in Proceedings of the National Academy of Sciences (PNAS).

Pollution 150
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Researchers link PM2.5 pollution to stroke-related narrowing of arteries

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Researchers at NYU Langone Medical Center have linked fine particulate matter (PM 2.5 ) pollution to a dangerous narrowing of neck arteries that occurs prior to strokes. pollutants are particulates with diameters less than 2.5 They are mostly by-products of combustion engines and burning wood. millionths of a meter. Berger, MD.

Pollution 150
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Study measures the effect of regional change in clouds caused by ships’ emissions; masking GHG warming

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This puffy line is not just exhaust from the engine, but a change in the clouds that’s caused by small airborne particles of pollution. Pollution from ships creates lines of clouds that can stretch hundreds of miles. The difference helps explain how much industrial pollution influences clouds. NASA Earth Observatory.

Emissions 223
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Keolis launches a new 5G autonomous electric vehicle trial in Stockholm

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Keolis, in partnership with Urban ICT Arena, Telia, Ericsson Intel and T-engineering, has launched a new autonomous self-driving, electric minibus trial in Stockholm, Sweden, using 5G technology to control and supervise the vehicle remotely. It features seven seats and will drive at a maximum speed of 18km/h.

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ICCT paper suggests new supersonic aircraft unlikely to comply with existing environmental standards for subsonic aircraft

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The company provided general confirmation of publicly available data, but no detailed information regarding engine specifications. The engine model is a low-fidelity model built into SUAVE; the engine model uses high-level engine cycle parameters—bypass ratio, overall pressure ratio, and turbine inlet temperature—as inputs.

Standards 170
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EPA awards $8M in FY2014 clean diesel grants in 21 states, Puerto Rico

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The US Environmental Protection Agency (EPA) has awarded $8 million to communities in 21 states and Puerto Rico to reduce emissions from the nation’s existing fleet of diesel engines through the agency’s Diesel Emission Reduction Act ( DERA ) program. EPA estimates that every $1 in DERA funding generates up to $13 in health care savings.