Penland, C., 2003: Noise out of chaos and why it won't go away. Bull. Amer. Met. Soc., 84, 921-925.
It seems that stochastic climate models are beginning to be fashionable. In this article, current theories of where noise comes from, its relation to chaos, and how temperamental a numerical treatment of noise in a climate model can be are all discussed. There are ways of avoiding common pitfalls.
This article is an abbreviated version of a lengthier article that is available online (DOI: 10.1175/BAMS-84-7-Penland).