China’s high speed rail questioned over air pollution

 China’s high speed rail questioned over air pollution

Breaking News. Image: GoodManPL (Pixabay).

A recent report on air pollution inside China’s high-speed railway cars has attracted widespread attention in the country’s media and online social networks, bringing together two of the most controversial issues of the past several months.

On Feb 19, a Sina Weibo user claimed to have personally measured the air quality inside a railway car while traveling the high-speed line from Beijing to Shanghai. His measurements showed the car’s PM 2.5 levels to be over 130 micrograms per cubic meter, almost double the average yearly level in Beijing.

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