Diatoms and Diatomous Earth

This will be written up soon. In the meantime look at

http://groups.google.com/group/geoengineering/browse_thread/thread/cfc43d1597f5ae9/b918cbef965f77aa?lnk=gst&q=chatfield&rnum=2#b918cbef965f77aa

to understand the relationship between my silica particles and diatom proposals from some climate scientists.