This is stunning....

Wired News: Plankton Cool Off With Own Clouds: "Plankton Cool Off With Own Clouds

By Amit Asaravala | Also by this reporter Page 1 of 1

02:00 AM Jul. 16, 2004 PT
Phytoplankton may be small, but that doesn't mean they can't do big things -- like change the weather to suit their needs.
A recent study funded by NASA's Earth Science Department shows that the tiny sea plants release high quantities of cloud-forming compounds on days when the sun's harmful ultraviolet rays are especially strong. The compounds evaporate into the air through a series of chemical processes that result in especially reflective clouds. This, in turn, blocks the radiation from bothering the phytoplankton. "