Convection 01 : (1) In meteorology, vertical atmospheric motion in a predominantly unstable atmosphere. Convection is used often to imply only upward vertical motion, and in this sense is opposite to subsidence. (2) Note: Heat Transfer
The Canadian Interagency Forest Fire Centre (CIFFC), Glossary of Forest Fire Management Terms, Manitoba, Canada 2003. http://bcwildfire.ca/mediaroom/Backgrounders/2003_ Fire_Glossary.pdf, (For Fr - Canad) {474}