Paging Tom Friedman: China may not be as "green" as he imagines

U.S. readings challenge China's smog claims - CNN.com

On October 9, the U.S. monitor reported a reading of over 500, which it labeled "beyond index." The official government reading for that same date states there was "slight pollution."
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The poor air quality has caused a surge in the numbers of patients with respiratory problems, and the Beijing Meteorological Bureau issued four yellow alerts for dense fog in the last two days, the Global Times article says. Doctors suggest people of all ages avoid outdoor activities.