Parameter Tree:
EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC WINDS > CONVERGENCE/DIVERGENCE

Definition:
Convergence is a distribution of wind movement that results in a net inflow
of air into a particular region. Divergence is a distribution of wind
movement that results in a net outflow of air from an area.  


Reference:
National Audubon Society Field Guide to North American Weather, Chanticleer
Press, Inc., 1995.