[youngidiot]

Has smog ever been know to exist in areas that aren’t close to large bodies of water????

[musicman]

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[Southside_Chicago_Republican]

I am not a scientist, but as far as I know, that is not a factor. What are factors are climate or geographical features that inhibit the free flow of air: such as thermal inversions or mountains that form a basin. Mexico City is famous for its smog: it is inland, but is built in a former lake basin.