Many different air pollutants have different effects both on human health and the environment. The ArRiyadh Development Authority has established an air quality monitoring network for the city of ArRiyadh, the stations included in which measure a wide variety of the most important pollutants. The following pollutants (and some of their health effects) are described in the AQ project or are included as they are prescribed in the national standards ... More
Background stations are not influenced significantly by single sources but by an integrated contribu...
Suburban station has been identified as 'located such that its pollution level is determined predomi...
Traffic stations have been identified as 'located such that its pollution level is determined predom...
Industrial stations have been identified as 'located such that its pollution level is influenced pre...
Royal commission for Riyadh City (RCRC) monitors the city's air quality effectively through 17 stations spread out all over the city of Riyadh. the air quality's real-time data, a mobile application "Riyadh Air Quality" has been developed, providing accurate indications on the particulate matter along with the gases level in the air in an instantaneous and easy manner,
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PM2.5 are those less than 2.5 µm in diameter. Although technically* this isn’t correct, it is a simplistic way of explaining the small sizes of these particles ... More
PM10 represent particulates or particulate matter with particle sizes less than 10 microns in diameter - about 1/7th the thickness of the a human hair. More
Nitrogen dioxide is the chemical compound with the formula NO 2. It is one of several nitrogen oxides. NO 2 is an intermediate in the industrial synthesis of nitric acid ... More
Ozone (O3) is not emitted directly into the atmosphere, but is a secondary pollutant produced by reaction between nitrogen dioxide (NO2), hydrocarbons and sunlight ... More