b'Editors desk Editors deskThis issue of Preview features an articleOcchipinti, Research Director in Mineralupdate their public access and data by Don Emerson on the conductivity ofResources Business Unit at CSIRO andsharing plans by mid-2023.bornite, a copper-iron sulphide AnotherMike Hatch (Environmental geophysics) go-to reference for anyone interested indelivers the fifth and sixth episodes ofA space that bears watching!copper exploration, and who isnt nowNiels Christensens adventures Sadly, that copper has been rebranded as athere is only one episode to go Lisa Worrall New Economy or Green mineral? Preview Editor Terry Harvey (Mineral geophysics) fillsprevieweditor@aseg.org.auAnd speaking of new economies, Bhavikus in on his recent experience with Harish Lodhia follows up on his minidownhole geophysical logging Mick feature in the last issue of Preview withMicenko (Seismic window) challenges an article on exploration for hydrogen readers with his interpretation of a subtle cutting edge stuff! trap Tim Keeping (Data trends) muses about the evolution of ASEG GDF3, Whilst we are on the cutting edge (or is itand Ian James (Webwaves) reports on the bleeding edge?) of the new economy,additions to the Preview digital libraryTim Dean draws our attention to the looming shortage of geophysicists toFinally, as a follow-up to the discussion support exploration, asking in his opinionabout open access in the last Editors piece Is there a future for geophysics indesk, the White House Office of Science Australia? and Technology Policy (OSTP) has just announced a new policy designed to In other news and commentary, Davidensure that the results of all publicly Denham (Canberra observed) takes afunded scientific research in the US are look at the Climate Change Bill that hasfreely available All federal departments just been passed by both Houses ofand agencies are required to fully Parliament He also brings us up to speedimplement updated publication policies, on the latest government statistics onincluding ending optional 12-month investment in exploration for mineralsembargos, no later than December31,The Editor about to ski into a COVID storm - three and petroleum Marina Pervukhina2025. In the short-term, agencies aredays on the slopes followed by three weeks on the (Education matters) interviews Sandraexpected to work with the OSTP tosick list.Letter to the EditorDear Editor in a field known as distributed acousticfragments of rock thrown into the air sensing (DAS). during a rock-splitting event that makes I would like to congratulate Davida sound resembling gunfire. This is Dunkerley on his fascinating featureOther uses of infrasound include earlyapparently what the explorer Charles article entitled Acoustic methods inwarning of the hazard of land slipsSturt was thought to have heard in geophysics - from the 19th century to(as happening more due to extremeremote inland Australia. Studies of such contemporary developments, which wasweather) and dust storms. Althoughultrasound behaviour allow for a better published in Preview 218. one might think the monitoring ofunderstanding of rock weathering.David explains, in this delightfullydust storms would have no relevance, David refers to the evidence of suchThe sound of volcanoes considered as comprehensive paper, that acousticmusical instruments and such usage of geophysics is to do with many typesstorms observed on Mars and thus how knowledge of their behaviour here willthe human ear to detect patterns in time-of sound that can be audible, ultra- series data generally (by sonification audible or sub-audible. The latter, calledinform our understanding of surface conditions there. and audification) would appear to have infrasound, is, however, more felt thana developing future. A reward for reading heard. Davids article is to learn how to convert The extensive reference list, some very To me the applications of infrasound thatrecent, invites the reader to expand theiryour smartphone into an ultrasound are described are the most interesting,knowledge of the many topics discussed.recorder using apps such as RedVox and including the network of monitoringOne concerns the volcanic eruptionRaspberry Boom.stations around the world that detectin Tonga in 15 January this year, andIn summary, an excellent article that I nuclear detonations and locate theirthe mechanics of volcano behaviour iswould urge all Members to read.origin, and the use of fibre optic cablesreferenced in relation to the eruption on the surface and sea floor to monitorin White Island, NZ in December 2019.Roger Henderson volcanic eruptions and their precursorsAnother reference is to a video showingrogah@tpg.com.auOCTOBER 2022 PREVIEW 2'