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PM2 5 Concentration (Outdated)
This layer represents the three year mean concentration of annual PM2.5 for 2009-2011 from AIRPACT. A detailed description can be found here:... -
PM2 5 Concentration (Current Version)
This layer represents the three year mean concentration of annual PM2.5 for 2009-2011 from AIRPACT. A detailed description can be found here:... -
What is the population-weighted air quality here?
This map depicts a population-weighted measure of particulate matter 2.5 (PM 2.5) air quality data for the US for 2016. The measure factors in where population is concentrated...