The Quality of Our Air
This map shows the locations of the monitoring tubes which were up for 4 weeks this Spring, and the average reading of NO2 levels over that time. The WHO gives 20ug per cubic meter as harmful to health, and 40…
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This map shows the locations of the monitoring tubes which were up for 4 weeks this Spring, and the average reading of NO2 levels over that time. The WHO gives 20ug per cubic meter as harmful to health, and 40…
Read more