Maybe not pumice exactly, but a similar idea was included in the 1965 PSAC report to president Johnson. See page 127.
http://dge.stanford.edu/labs/caldeiralab/Caldeira%20downloads/PSAC,%201965,%20Restoring%20the%20Quality%20of%20Our%20Environment.pdf [image: Inline image 1] On Wed, Aug 8, 2012 at 6:25 AM, Mike MacCracken <[email protected]>wrote: > Now here is an idea we have not considered—covering all or part of the > ocean in pumice. > > Mike MacCracken > > -- You received this message because you are subscribed to the Google Groups "geoengineering" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/geoengineering?hl=en.
