Here is the Air Quality Index chart from the Centers for Disease Control and Prevention: Lung-Wen Antony Chen, an associate professor in the Department of Environmental and Occupational Health at ...

This can be understood from the accompanying chart, which is a graphical translation of CPCB’s formula for converting PM2.5 concentrations into its subindex, which also ends up being the AQI for ...

Climate change can be a a depressing topic, but a bunch of creative folks are using pop culture to create awareness ...