Friday, 20 March 2015

Mild Haze

Dear classmates,
  As the PSI reaches unhealthy levels, please stay indoors and avoid going out as much as possible. If you really need to go out, please wear a N95 mask. The haze is expected to improve with the strengthening of winds later in the day.Thank you very much and have a nice weekend!!!
(3-hr PSI as of 20 March 2015 at 7pm is 105)
(For more information and real-time air quality data, go to

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