Parameter Tree:
EARTH SCIENCE > OCEANS > OCEAN HEAT BUDGET > HEAT FLUX

Definition:
The rate of flow of heat.  

Reference:
Huschke, R.E. 1959. Glossary of Meteorology. American Meteorological
Association, Boston, MA. See also: Pickard, G.L. and W.J. Emery. 1990.
Descriptive Physical Oceanography: An Introduction. Pergamon Press, NY