Andrew: That is but one theory and reflects a weak correlation. It is not proved and is not subject to scientific testing. Other phenomena seem much more likely to have caused the cooling in that period.
David Schnare On Tue, Jan 13, 2009 at 10:13 PM, Andrew Lockley <[email protected]>wrote: > > I note from the literature that the severe but short cooling period > which started in 1159BC is now believed to have been caused by comet > dust. Has the use of similar dust been considered for geoengineering? > The resulting cooling period lasted for 18 years, which suggests a > longer time of action than sulfur based aerosols. > > A > > > > -- David W. Schnare Center for Environmental Stewardship --~--~---------~--~----~------------~-------~--~----~ 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 -~----------~----~----~----~------~----~------~--~---
