Air pollution in Houston may be the worst in the US, but the haze of smog isn’t just limited to Houston’s skyline. This video shows how air pollution is affecting the Southwest states and particularly, our national parks. The video addresses an issue I’ve been talking about–air pollution travels and isn’t contained to only a specific area. It’s disturbing to see a layer of smog lingering above such naturally beautiful landscapes, even if Houstonians have grown accustomed to the aesthetic effects of air pollution.
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