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Commenting as an interested bystander... It's one definition yes, but perhaps caution is needed to avoid it becoming the only definition? Geo-engineering as a term has been used at all scales from slope stabilisation to those orbiting mirrors. Martin Roseveare Senior Geophysicist Web: www.archaeophysica.co.uk Phone: +44 (0) 1989 730 564 Fax: +44 (0) 7050 369 790 This e-mail and any attachment may contain proprietary or confidential material and be subject to legal privilege. If you have received it in error please promptly erase it from your system and inform the sender. It should not be copied, disclosed to, retained or used in any way by any other party. Nothing in this e-mail should be regarded as representing a binding contract unless explicitly stated otherwise. All opinions are those of the sender and not necessarily ArchaeoPhysica Ltd. > -----Original Message----- > From: The British Geophysical Association's Email Discussion List > [mailto:[log in to unmask]] On Behalf Of Sheila Peacock > Sent: 31 July 2008 14:01 > To: [log in to unmask] > Subject: geo-engineering - definition > > Dear All, > > I am still working on the BGA's response to the parliamentary committee > on Innovation, Universities, Science and Skills, on geo-engineering. > see http://www.parliament.uk/ius > > The BBC news website has just published a definition of geo-engineering - > http://news.bbc.co.uk/1/hi/magazine/7533600.stm > defining it as large-scale attempts to change the Earth's environment > and giving examples including orbiting mirrors and deliberately creating > Mt. Pinatubo-like sulphur aerosols. > > Is this the kind of geo-engineering the IUSS committee intended? > > I still welcome input on geophysics for geo-engineering (any definition) > from list members for the BGA's response. > > Regards, > Sheila Peacock.