Environmental Engineering FOURTH EDITION

Meteorology and Air Pollution 359

Temperature +

Figure 18-11. Typical ambient lapse rates during a sunny day and clear night.

Superadiabatic Looping plume

LL

Adiabatic Coning plume

Inversion Fanning plume

Inversion over Fumigation

superadiabatic

Figure 18-12. Plume shapes and atmospheric stability.