Study: no one knows which city has the highest concentration of PM2.5
Green Car Congress
AUGUST 23, 2019
In India, for example, there is just one monitor for every 6.8 Efforts to fill in monitoring gaps with estimates from satellite remote sensing, chemical transport modeling, and statistical models have biases at individual monitor locations that can exceed 50??g?m Louis and lead author. levels—have no monitoring at all.
220 
Let's personalize your content