Parents are being urged to "wear an extra layer" rather than leave their engines idling on the school run in chilly weather. Throughout winter, pupils from Reid Street Primary School in Darlington ...

Primary and secondary wastewater treatment processes are essential for removing pollutants, ensuring environmental stability ...

With this, classes in primary schools – till Class 5 ... Between 401 and 450 indicates “severe” air pollution while anything above the 450 threshold is termed “severe plus”.

The primary sources of air pollution include industrial emissions, power plants, vehicles, construction activities, waste burning, and seasonal dust storms. Polluted air from neighbouring ...