Singapore - September 2012
Sunday, September 16, 2012
Spot the Smog!!! U N H E A L T H Y ! ! !
The PSI is reported as a number on a scale of 0 to 500 and is the air
quality indicator.
These index figures enable the public to determine
whether the air pollution levels in a particular location are good,
unhealthy, hazardous or worse.
The PSI is used in a number of countries
including the United States and Singapore.
| View from hotel window |
| Zoomed in |
Tuesday, September 11, 2012
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