b'ADVERTISERS INDEXCSIRO 23Bartington28Groundwater imaging 48 CONTENTSCoRMaGeo73Geophysical Software73 Editors desk1Tensor Research 73 Letter to the Editor1EMITBCASEG newsPresidents piece3ASEG CORPORATE PLUS MEMBERS Executive brief4Velseis Pty LtdNew Members4Tel: +61 7 3376 5544CommitteesTechnical Standards: JORC update6Email: info@velseiscomYoung Professionals Network: Qld joint societyWeb: https://wwwvelseiscom/ networking bingo night 6Branch news7HiSeis Pty LtdASEG national calendar10Tel: +61 8 9470 9866 Email: admin@hiseiscomNewsWeb: http://wwwhiseiscomau/ Geophysics in the Surveys TOTAL SEISMICGA:News11Tel: +61 (0)409 891 391Update on progress of geophysical surveys13Email: info@totalseismiccom MRT:New state wide data stitches17Web: https://wwwtotalseismiccom/ GSNSW: Update18GSSA:New state wide magnetic imagery and an update on the AusArray SA and Lake EyreASEG CORPORATE MEMBERS Basin passive seismic arrays21GSWA:Review of the GSWA Open Day 202124Santos Ltd Tel: +61 8 8116 5000 Web: https://wwwsantoscom Geophysics in CSIRONew mobile petrophysical laboratory26Commentary Southern Geoscience Consultants Pty LtdCanberra observedCOP 26 in Glasgow reveals the Leaders and the Laggards27Tel: +61 8 6254 5000 Email: geophysics@sgccomauEducation mattersUnderstanding the whole value chain29Web: http://sgccomau/ 2021 student theses 32Environmental geophysicsAgTEMa development story46Transparent Earth GeophysicsMinerals geophysicsEvolution49Tel: +61 (0) 409 887 459 Wayne Hewison Seismic windowWavelets, spectra and transforms50or +61 (0) 412 844 216 Andy Gabell Email: info@transparentearthcomauData trendsFive minute domaining53Web: http://wwwtransparentearthcomau WebwavesMarkdown54Technical notes DUG Technology Tel: +61 8 9287 4100The Australian national differential RTP grid55Email: sales@dugcom support@dugcomMetadata standards for magnetotelluric time-series data61Web: https://dugcom/Features Australian Geophysical ServicesGarnet: The colourful silicate, a speciality mineral64Tel: +61 (0) 410529992 Email:info@australiangeophysicalservicescom Crossword72Web:https://www Business directory73australiangeophysicalservicescom/International calendar of events80Editor Book reviews: Ron Hackney Lisa WorrallEmail: ronhackney@gagovauFRONT COVER Email: previeweditor@asegorgau ASEG Head Office & SecretariatThomas Ostersen in the fieldAssistant Editor Alison Forton Tom recently completedTheo AravanisThe Association Specialists Pty Ltd (TAS) his PhD at the UniversityEmail: taravanis2011@gmailcom Tel: (02) 9431 8622 Email: secretary@asegorgau of Tasmania on the Geo- Associate Editors Website: wwwasegorgauelectric structure of theEducation: Marina Pervukhina Tasmanian lithosphere fromEmail: continuingeducation@asegorgau Publishermulti-scale magnetotelluricGovernment: David DenhamT&F Publishing data See Education mattersEmail: denham1@iinetnetau Tel: +61 3 8842 2413 in this issue for moreEnvironmental geophysics: Mike HatchEmail: journals@tandfcomau information Email: michaelhatch@adelaideeduau Website: wwwtandfonlinecomMinerals geophysics: Terry HarveyProduction EditorEmail: terryvharvey@glencorecomau Alexandra Yates Petroleum geophysics: Michael MicenkoTel:Preview is available online atEmail: micenko@bigpondcom Email: TEXP-production@journalstandfcoukhttps://wwwtandfonlinecom/toc/texp20/current Australian Society of Exploration Geophysicists 2021Geophysical data management and analysis:AdvertisingISSN: 1443-2471eISSN: 1836-084X Tim KeepingBrenna Rydzewski Email: TimKeeping@sagovau Email: advertising@taylorandfranciscom'