Usually, air gets colder as you go higher. In an “inversion,” a layer of warm air sits on top of a layer of cold air. This acts like a lid on a pot, trapping smog, smoke and moisture near the ...
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Usually, air gets colder as you go higher. In an “inversion,” a layer of warm air sits on top of a layer of cold air. This acts like a lid on a pot, trapping smog, smoke and moisture near the ...