The dirt on how China manipulated it’s air quality reports

In Tianjin, no one doubts that the air quality is beyond brutal. Aside from some vague improvement during the Olympics, we’re back to smog thicker than you’d believe if I described it to you. This detailed report crunches all the data and compares readings from before and after China changed locations of the monitoring stations in order to record more ‘blue sky days’ (doesn’t necessarily literally mean ‘blue sky’). It’s not the first time this report has made rounds in the media, but this time they’re presenting the numbers.

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