As Mark knows the vestments business, he should be the first to ask how , like Cicero's augurs and haruspices, climate modelers and geoengineers can meet without laughing at each other's gear?
On Sunday, September 1, 2013 8:52:37 AM UTC-4, Mark Massmann wrote: > > There are a number of posts, presentations and reports which have claimed > that the SRM approach of stratospheric aerosols "will definitely work" > because > it would simulate how Mt. Pinatubo's eruption cooled the planet. > > I maintain that not only is that claim false, but it is making the search > for other promising SRM methods seem much less urgent, when in fact the > opposite is true. > > The urgent truth is that more promising SRM methods need to be identified > ASAP by engaging a much wider participation from the global science and > engineering communities (among other experts). After all, aren't the > concepts of Sulfate Aerosols and Marine Cloud Brightening both over 20 > years old? What does that say about the success of geoengineering efforts > since then? > > The claim that sulfate aerosols would cool the planet like Mt. Pinatubo is > far too simplified, and there are far too many unknowns at this point to > understand the aerosol's true effect. Unknowns include everything from > what to inject to how to deliver it, how to properly disperse it, the > resulting particulate size and resulting albedo, the fallout time and the > effect on lower level clouds, as well as the damaging effect on the ozone > layer and the resulting acid rain. > > I have been calling for a global solicitation of SRM concepts with this > group for over 3 years now. I'm afraid that we are now running out of time- > so it's more urgent than ever that this gets done. Please reply with > comments- thanks. > > Mark Massmann > -- You received this message because you are subscribed to the Google Groups "geoengineering" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/geoengineering. For more options, visit https://groups.google.com/groups/opt_out.
