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

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NO 2 is just one component of air pollution, which is made up of many pollutants (including particulate matter, ozone, carbon monoxide), which are known to have numerous adverse effects on health. NO 2 is a pollutant formed mainly from fossil fuel combustion, and traffic emissions can contribute up to 80% of ambient NO 2 in cities.

Pollution 360
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Lifecycle study finds that environmental impacts of silicon-anode Li-ion battery could be roughly comparable with conventional Li-ion battery

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For the study, the UW-Milwaukee team selected the metal-assisted chemical etching method for the SiNW synthesis due to its simplicity, low cost, and scalable advantages. Credit: ACS, Li et al. Click to enlarge. —Li et al.

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