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U.S. won’t stop tweeting China air quality readings

WASHINGTON — The United States said that its embassy and consulates in China would not stop tweeting reports on air quality readings in Beijing and Shanghai, which have annoyed the Chinese authorities. “This is an initiative by the embassy in Beijing, by the mission in China, to convey what we…

China tells embassies to stop issuing pollution data

China said Tuesday foreign embassies were acting illegally in issuing their own air quality readings and that only the government could release data on the nation’s heavy pollution. China’s cities are among the world’s most polluted, but until recently, official air quality measurements regularly rated their air quality as good — even as data…

U.S. launches air pollution data in Shanghai

The United States consulate in Shanghai has begun issuing its own pollution statistics, giving a much more pessimistic assessment of the city’s air quality than official Chinese data. The US consulate began releasing hourly air quality data from a monitoring device in its city centre compound Monday, posting results online and on Twitter, a spokeswoman said Tuesday. Throughout…

Hundreds of flights cancelled due to Beijing smog

Beijing authorities cancelled hundreds of flights and shut motorways on Monday as thick smog descended on the Chinese capital, reducing visibility at one of the world’s busiest airports. Air quality in Beijing reached “hazardous” levels on Monday, according to the US embassy, which conducts its own measurements, while the official Xinhua news agency said…