Concept
Version 8
Created by Boundless
Convection
![http://en.wikipedia.org/wiki/Cumulus_clouds](../../../../../../../../../figures.boundless-cdn.com/10729/full/s-mediocris-clouds-redrock.jpeg)
http://en.wikipedia.org/wiki/Cumulus_clouds
Cumulus clouds are caused by water vapor that rises because of convection. The rise of clouds is driven by a positive feedback mechanism.
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