HK air also rather "unhealthy" just now... @BeijingAir 09-01-2014 00:00; PM2.5; 103.0; 176; Unhealthy (at 24-hour exposure at this level)
09-01-2014 00:00; PM2.5; 103.0; 176; Unhealthy (at 24-hour exposure at this level)
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