@amgcarlton Section 2.2.2 of this paper describes the method: https://t.co/YjeRbfmCjy PM2.5=f(urban_density+elevation+model simulation at 0.5x0.625 degree resolution). Looks likes parameters use to downscale, ie, urban_density & elevation, are static o
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The #CleanAirAct and other federal rules fundamentally improved the quality of what we breathe and Republicans want to go back in time & let polluters do as they wish (back when America was "great"?) https://t.co/k29lH3edtp https://t.co/FaQV47Rbwp
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RT @EnvSciTech: What does the historical PM2.5 concentration across North America look like? New paper by @letitgo252 provides estimated PM…
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RT @EnvSciTech: What does the historical PM2.5 concentration across North America look like? New paper by @letitgo252 provides estimated PM…