Military manual · MCRP 12-10B.1
MCRP 12-10B.1, page 36
Military Operations on Urbanized Terrain (MOUT)
Marine Corps Reference Publication: Military Operations on Urbanized Terrain (MOUT)
…Air inversion layers are common over cities, especially cities
located in low-lying “bowls” or in river valleys. Inversion layers trap dust, smoke,
chemical agents, and other pollutants, reducing visibility and often creating a
greenhouse effect…