{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,29]],"date-time":"2026-10-29T10:44:33Z","timestamp":1793270673466,"version":"4.5.0"},"reference-count":110,"publisher":"Elsevier BV","license":[{"start":{"date-parts":[[2026,11,1]],"date-time":"2026-11-01T00:00:00Z","timestamp":1793491200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2026,11,1]],"date-time":"2026-11-01T00:00:00Z","timestamp":1793491200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2026,9,23]],"date-time":"2026-09-23T00:00:00Z","timestamp":1790121600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/100008206","name":"Australian Nuclear Science and Technology Organisation","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100008206","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Journal of Environmental Radioactivity"],"published-print":{"date-parts":[[2026,11]]},"DOI":"10.1016\/j.jenvrad.2026.108169","type":"journal-article","created":{"date-parts":[[2026,9,22]],"date-time":"2026-09-22T01:14:50Z","timestamp":1790039690000},"page":"108169","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":0,"special_numbering":"C","title":["T-Rex: the transportable radon-222 explorer for environmental or public health studies"],"prefix":"10.1016","volume":"300","author":[{"ORCID":"https:\/\/orcid.org\/0009-0000-3616-6625","authenticated-orcid":false,"given":"Raghav","family":"Hariharan","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Cynthia","family":"Leung","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-1135-1810","authenticated-orcid":false,"given":"Alan D.","family":"Griffiths","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ot","family":"Sisoutham","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Scott D.","family":"Chambers","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/j.jenvrad.2026.108169_bib1","doi-asserted-by":"crossref","DOI":"10.1016\/j.nima.2025.170876","article-title":"Ultra-sensitive radon assay using an electrostatic chamber in a recirculating system","volume":"1081","author":"Anker","year":"2026","journal-title":"Nucl. Instrum. Methods Phys. Res."},{"key":"10.1016\/j.jenvrad.2026.108169_bib3","doi-asserted-by":"crossref","first-page":"353","DOI":"10.1007\/BF00115244","article-title":"Distribution of 222Rn over the North Pacific: implications for continental influences","volume":"14","author":"Balkanski","year":"1992","journal-title":"J. Atmos. Chem."},{"key":"10.1016\/j.jenvrad.2026.108169_bib4","doi-asserted-by":"crossref","DOI":"10.1088\/1748-0221\/20\/04\/T04001","article-title":"The SABRE south technical design report executive summary","volume":"20","author":"Barberio","year":"2025","journal-title":"J. Instrum."},{"issue":"4","key":"10.1016\/j.jenvrad.2026.108169_bib5","doi-asserted-by":"crossref","first-page":"443","DOI":"10.1016\/S0021-8502(00)00093-8","article-title":"Residence time of arctic haze aerosols using the concentrations and activity ratios of 210Po, 210Pb and 7Be","volume":"32","author":"Baskaran","year":"2001","journal-title":"J. Aerosol Sci."},{"key":"10.1016\/j.jenvrad.2026.108169_bib6","doi-asserted-by":"crossref","first-page":"1180","DOI":"10.3390\/atmos15101180","article-title":"Measurement performance of electronic radon monitors","volume":"15","author":"Beck","year":"2024","journal-title":"Atmosphere"},{"key":"10.1016\/j.jenvrad.2026.108169_bib7","article-title":"General overview of radon studies in health hazard perspectives","author":"Belete","year":"2021","journal-title":"J. Oncol."},{"key":"10.1016\/j.jenvrad.2026.108169_bib8","series-title":"Alphaguard Radon Monitor","year":"2026"},{"key":"10.1016\/j.jenvrad.2026.108169_bib10","doi-asserted-by":"crossref","DOI":"10.1016\/j.jenvrad.2025.107707","article-title":"\u201cfusion of horizons\u201d: part III. Rethinking radon risk: scientific advances and regulatory implications (since 1990s)","volume":"286","author":"Bobkier","year":"2025","journal-title":"J. Environ. Radioact."},{"key":"10.1016\/j.jenvrad.2026.108169_bib9","doi-asserted-by":"crossref","first-page":"2","DOI":"10.1093\/rpd\/ncr093","article-title":"The newest international trend about regulation of indoor radon","volume":"146","author":"Bochicchio","year":"2011","journal-title":"Radiat. Protect. Dosim."},{"key":"10.1016\/j.jenvrad.2026.108169_bib11","doi-asserted-by":"crossref","first-page":"18029","DOI":"10.5194\/acp-21-18029-2021","article-title":"The contribution of Saharan dust to the ice-nucleating particle concentrations at the high altitude station jungfraujoch (3580ma.s.l.), Switzerland","volume":"21","author":"Brunner","year":"2021","journal-title":"Atmos. Chem. Phys."},{"key":"10.1016\/j.jenvrad.2026.108169_bib12","volume":"2014","year":"2014"},{"key":"10.1016\/j.jenvrad.2026.108169_bib13","doi-asserted-by":"crossref","first-page":"1963","DOI":"10.1016\/1352-2310(94)90465-0","article-title":"The use of the natural radioactive noble gases radon and thoron as tracers for the study of turbulent exchange in the atmospheric boundary layer: case study in and above a wheat field","volume":"28","author":"Butterweck","year":"1994","journal-title":"Atmos. Environ."},{"issue":"2","key":"10.1016\/j.jenvrad.2026.108169_bib14","doi-asserted-by":"crossref","first-page":"662","DOI":"10.3390\/ijerph19020662","article-title":"Outdoor radon as a tool to estimate radon priority areas\u2014A literature overview","volume":"19","author":"\u010celikovi\u0107","year":"2022","journal-title":"Int. J. Environ. Res. Publ. Health"},{"key":"10.1016\/j.jenvrad.2026.108169_bib15","first-page":"17","article-title":"Separating remote fetch and local mixing influences on vertical radon measurements in the lower atmosphere","author":"Chambers","year":"2011","journal-title":"Tellus B"},{"key":"10.1016\/j.jenvrad.2026.108169_bib23","doi-asserted-by":"crossref","first-page":"63","DOI":"10.5194\/adgeo-57-63-2022","article-title":"Portable two-filter dual-flow-loop 222Rn detector: stand-alone monitor and calibration transfer device","volume":"57","author":"Chambers","year":"2022","journal-title":"Adv. Geosci."},{"issue":"1","key":"10.1016\/j.jenvrad.2026.108169_bib20","doi-asserted-by":"crossref","first-page":"25","DOI":"10.3390\/atmos10010025","article-title":"Skill-testing chemical transport models across contrasting atmospheric mixing states using Radon-222","volume":"10","author":"Chambers","year":"2019","journal-title":"Atmosphere"},{"key":"10.1016\/j.jenvrad.2026.108169_bib17","doi-asserted-by":"crossref","first-page":"9903","DOI":"10.5194\/acp-14-9903-2014","article-title":"Characterising terrestrial influences on antarctic air masses using Radon-222 measurements at king george Island","volume":"14","author":"Chambers","year":"2014","journal-title":"Atmos. Chem. Phys."},{"key":"10.1016\/j.jenvrad.2026.108169_bib24","series-title":"Review of the Radon Tracer Method for GHG Emission Estimates: Development, Application Guidelines, Improvements, and Caveats","author":"Chambers","year":"2025"},{"key":"10.1016\/j.jenvrad.2026.108169_bib21","doi-asserted-by":"crossref","DOI":"10.1029\/2018JD029507","article-title":"Characterizing the state of the urban surface layer using radon-222","volume":"124","author":"Chambers","year":"2019","journal-title":"J. Geophys. Res. Atmos."},{"key":"10.1016\/j.jenvrad.2026.108169_bib19","doi-asserted-by":"crossref","first-page":"190","DOI":"10.3389\/feart.2018.00190","article-title":"Characterizing atmospheric transport pathways to Antarctica and the remote Southern Ocean using Radon-222","volume":"6","author":"Chambers","year":"2018","journal-title":"Front. Earth Sci."},{"key":"10.1016\/j.jenvrad.2026.108169_bib18","doi-asserted-by":"crossref","first-page":"885","DOI":"10.4209\/aaqr.2015.06.0391","article-title":"Towards a universal \u201cbaseline\u201d characterisation of air masses for high- and low-altitude observing stations using radon-222","volume":"16","author":"Chambers","year":"2016","journal-title":"Aerosol Air Qual. Res."},{"key":"10.1016\/j.jenvrad.2026.108169_bib22","series-title":"A Radon\u2010Only Technique for Characterising Atmospheric \u2018Baseline\u2019 Constituent Concentrations at Cape Grim","first-page":"27","author":"Chambers","year":"2021"},{"key":"10.1016\/j.jenvrad.2026.108169_bib16","doi-asserted-by":"crossref","DOI":"10.1029\/2012JD018212","article-title":"Identifying tropospheric baseline air masses at Mauna Loa observatory between 2004 and 2010 using Radon-222 and back trajectories","volume":"118","author":"Chambers","year":"2013","journal-title":"J. Geophys. Res. Atmos."},{"key":"10.1016\/j.jenvrad.2026.108169_bib25","doi-asserted-by":"crossref","first-page":"231","DOI":"10.1146\/annurev-nucl-102115-044842","article-title":"The China jinping underground laboratory and its early science","volume":"67","author":"Cheng","year":"2017","journal-title":"Annu. Rev. Nucl. Part Sci."},{"key":"10.1016\/j.jenvrad.2026.108169_bib26","doi-asserted-by":"crossref","first-page":"850","DOI":"10.1034\/j.1600-0889.2002.01339.x","article-title":"Transport of 222Rn using the regional model REMO: A detailed comparison with measurements over Europe","volume":"54","author":"Chevillard","year":"2002","journal-title":"Tellus B"},{"key":"10.1016\/j.jenvrad.2026.108169_bib27","series-title":"European Atlas of Natural Radiation","year":"2020"},{"key":"10.1016\/j.jenvrad.2026.108169_bib28","doi-asserted-by":"crossref","first-page":"3047","DOI":"10.5194\/amt-17-3047-2024","article-title":"Full characterization and calibration of a transfer standard monitor for atmospheric radon measurements","volume":"17","author":"Curcoll","year":"2024","journal-title":"Atmos. Meas. Tech."},{"key":"10.1016\/j.jenvrad.2026.108169_bib29","doi-asserted-by":"crossref","first-page":"223","DOI":"10.1136\/bmj.38308.477650.63","article-title":"Radon in homes and risk of lung cancer: collaborative analysis of individual data from 13 European case-control studies","volume":"330","author":"Darby","year":"2005","journal-title":"Br. Med. J."},{"key":"10.1016\/j.jenvrad.2026.108169_bib31","series-title":"Council Directive 2013\/59\/Euratom of 5 December 2013, Laying down Basic Safety Standards for Protection Against the Dangers Arising from Exposure to Ionising Radiation","year":"2013"},{"key":"10.1016\/j.jenvrad.2026.108169_bib32","doi-asserted-by":"crossref","first-page":"498","DOI":"10.1016\/j.jenvrad.2018.07.024","article-title":"Modelling the dispersion of radon-222 from a landform covered by low uranium grade waste rock","volume":"192","author":"Doering","year":"2018","journal-title":"J. Environ. Radioact."},{"key":"10.1016\/j.jenvrad.2026.108169_bib33","doi-asserted-by":"crossref","first-page":"2849","DOI":"10.1029\/94JD02846","article-title":"Radon 222 as a comparative tracer of transport and mixing in two general circulation models of the atmosphere","volume":"100","author":"Genthon","year":"1995","journal-title":"J. Geophys. Res. Atmos."},{"key":"10.1016\/j.jenvrad.2026.108169_bib35","article-title":"Anstoradonlab\/rdfix: v0.4.1 (Version v0.4.1) [computer software]","author":"Griffiths","year":"2024","journal-title":"Zenodo"},{"key":"10.1016\/j.jenvrad.2026.108169_bib36","doi-asserted-by":"crossref","first-page":"2689","DOI":"10.5194\/amt-9-2689-2016","article-title":"Increasing the accuracy and temporal resolution of two-filter radon\u2013222 measurements by correcting for the instrument response","volume":"9","author":"Griffiths","year":"2016","journal-title":"Atmos. Meas. Tech."},{"key":"10.1016\/j.jenvrad.2026.108169_bib34","doi-asserted-by":"crossref","first-page":"8969","DOI":"10.5194\/acp-10-8969-2010","article-title":"A map of radon flux at the Australian land surface","volume":"10","author":"Griffiths","year":"2010","journal-title":"Atmos. Chem. Phys."},{"key":"10.1016\/j.jenvrad.2026.108169_bib37","doi-asserted-by":"crossref","first-page":"149","DOI":"10.1016\/j.radmeas.2011.11.006","article-title":"Atmospheric 222Rn concentration and source term at El Arenosillo 100m meteorological tower in southwest Spain","volume":"47","author":"Grossi","year":"2012","journal-title":"Radiat. Meas."},{"key":"10.1016\/j.jenvrad.2026.108169_bib39","doi-asserted-by":"crossref","first-page":"2241","DOI":"10.5194\/amt-13-2241-2020","article-title":"Intercomparison study of atmospheric 222Rn and 222Rn progeny monitors","volume":"13","author":"Grossi","year":"2020","journal-title":"Atmos. Meas. Tech."},{"key":"10.1016\/j.jenvrad.2026.108169_bib38","doi-asserted-by":"crossref","first-page":"5847","DOI":"10.5194\/acp-18-5847-2018","article-title":"Study of the daily and seasonal atmospheric CH4 mixing ratio variability in a rural Spanish region using 222Rn tracer","volume":"18","author":"Grossi","year":"2018","journal-title":"Atmos. Chem. Phys."},{"issue":"12","key":"10.1016\/j.jenvrad.2026.108169_bib40","doi-asserted-by":"crossref","first-page":"920","DOI":"10.1080\/10962247.2024.2393194","article-title":"Elevated airborne radioactivity downwind of a Colorado oil refinery","volume":"74","author":"Helmig","year":"2024","journal-title":"J. Air Waste Manag. Assoc."},{"issue":"1","key":"10.1016\/j.jenvrad.2026.108169_bib41","article-title":"Lung cancer risk from radon and progeny and statement on radon. ICRP (International commission on radiological protection) publication 115","volume":"40","author":"Hoffman","year":"2012","journal-title":"Ann. ICRP"},{"issue":"1","key":"10.1016\/j.jenvrad.2026.108169_bib42","article-title":"Lung cancer risk from radon and progeny and statement on radon","volume":"115 40","year":"2009","journal-title":"ICRP (Int. Comm. Radiol. Prot.) Publ."},{"key":"10.1016\/j.jenvrad.2026.108169_bib43","doi-asserted-by":"crossref","first-page":"5953","DOI":"10.1029\/96JD02955","article-title":"Evaluation and intercomparison of global atmospheric transport models using 222Rn and other short-lived tracers","volume":"102","author":"Jacob","year":"1997","journal-title":"J. Geophys. Res."},{"key":"10.1016\/j.jenvrad.2026.108169_bib44","article-title":"The history of the radon problem in mines and homes","author":"Jacobi","year":"1993","journal-title":"Ann. ICRP (Int. Comm. Radiol. Prot.)"},{"issue":"1\u20134","key":"10.1016\/j.jenvrad.2026.108169_bib45","doi-asserted-by":"crossref","first-page":"537","DOI":"10.1016\/1350-4487(95)00180-M","article-title":"Radon gas \u2013 where from and what to do?","volume":"25","author":"J\u00f6nsson","year":"1995","journal-title":"Radiat. Meas."},{"key":"10.1016\/j.jenvrad.2026.108169_bib46","doi-asserted-by":"crossref","first-page":"12845","DOI":"10.5194\/acp-15-12845-2015","article-title":"A process-based 222 radon flux map for Europe and its comparison to long-term observations","volume":"15","author":"Karstens","year":"2015","journal-title":"Atmos. Chem. Phys."},{"key":"10.1016\/j.jenvrad.2026.108169_bib47","doi-asserted-by":"crossref","DOI":"10.1016\/j.scitotenv.2023.162126","article-title":"Investigating the vertical and spatial extent of radon-based classification of the atmospheric mixing state and impacts on seasonal urban air quality","volume":"872","author":"Kikaj","year":"2023","journal-title":"Sci. Total Environ."},{"key":"10.1016\/j.jenvrad.2026.108169_bib48","doi-asserted-by":"crossref","first-page":"151","DOI":"10.5194\/amt-18-151-2025","article-title":"Direct high-precision radon quantification for interpreting high-frequency greenhouse gas measurements","volume":"18","author":"Kikaj","year":"2025","journal-title":"Atmos. Meas. Tech."},{"key":"10.1016\/j.jenvrad.2026.108169_bib49","article-title":"Analysis of radon mitigation methods: 10-year review","volume":"44","author":"Kouroukla","year":"2024","journal-title":"J. Radiol. Prot."},{"key":"10.1016\/j.jenvrad.2026.108169_bib50","series-title":"Labor Praxis","year":"2026"},{"key":"10.1016\/j.jenvrad.2026.108169_bib51","doi-asserted-by":"crossref","DOI":"10.1016\/j.apradiso.2023.111030","article-title":"Performance evaluation of radon monitors at IFIN-HH, Romania","volume":"201","author":"Lalau","year":"2023","journal-title":"Appl. Radiat. Isot."},{"key":"10.1016\/j.jenvrad.2026.108169_bib53","first-page":"462","article-title":"Observations of atmospheric variability and soil exhalation rate of Radon-222 at a Russian forest site: technical approach and deployment for boundary layer studies","volume":"54","author":"Levin","year":"2002","journal-title":"Tellus B"},{"key":"10.1016\/j.jenvrad.2026.108169_bib52","doi-asserted-by":"crossref","first-page":"3447","DOI":"10.1029\/1998JD100064","article-title":"Verification of German methane emission inventories and their recent changes based on atmospheric observations","volume":"104","author":"Levin","year":"1999","journal-title":"J. Geophys. Res."},{"key":"10.1016\/j.jenvrad.2026.108169_bib54","doi-asserted-by":"crossref","first-page":"1906","DOI":"10.1098\/rsta.2010.0249","article-title":"Verification of greenhouse gas emission reductions: the prospect of atmospheric monitoring in polluted areas","volume":"369","author":"Levin","year":"2011","journal-title":"Philosophical Transactions of the Royal Society A"},{"key":"10.1016\/j.jenvrad.2026.108169_bib55","doi-asserted-by":"crossref","first-page":"17907","DOI":"10.5194\/acp-21-17907-2021","article-title":"Limitations of the radon tracer method (RTM) to estimate regional greenhouse gas (GHG) emissions \u2013 a case study for methane in heidelberg","volume":"21","author":"Levin","year":"2021","journal-title":"Atmos. Chem. Phys."},{"key":"10.1016\/j.jenvrad.2026.108169_bib56","doi-asserted-by":"crossref","first-page":"113","DOI":"10.1038\/s41612-025-00990-5","article-title":"Biological enhancement of cloud droplet concentrations observed off East Antarctica","volume":"8","author":"Mallet","year":"2025","journal-title":"npj Clim. Atmos. Sci."},{"key":"10.1016\/j.jenvrad.2026.108169_bib57","doi-asserted-by":"crossref","first-page":"35","DOI":"10.1016\/j.jenvrad.2004.03.017","article-title":"A radon and meteorological measurement network for the alligator Rivers region, Australia","volume":"76","author":"Martin","year":"2004","journal-title":"J. Environ. Radioact."},{"key":"10.1016\/j.jenvrad.2026.108169_bib58","doi-asserted-by":"crossref","first-page":"67","DOI":"10.1016\/j.jenvrad.2018.03.012","article-title":"Radon-222 related influence on ambient gamma dose","volume":"189","author":"Melintescu","year":"2018","journal-title":"J. Environ. Radioact."},{"key":"10.1016\/j.jenvrad.2026.108169_bib59","series-title":"Baseline Atmospheric Program Australia 2009\u20132010","first-page":"7","article-title":"Analysis and identification of a suitable baseline definition of tropospheric ozone at cape grim, Tasmania","author":"Molloy","year":"2014"},{"key":"10.1016\/j.jenvrad.2026.108169_bib60","doi-asserted-by":"crossref","first-page":"1223","DOI":"10.1029\/JZ065i004p01223","article-title":"The effect of meteorological variables upon the vertical and temporal distributions of atmospheric radon","volume":"65","author":"Moses","year":"1960","journal-title":"J. Geophys. Res."},{"key":"10.1016\/j.jenvrad.2026.108169_bib61","doi-asserted-by":"crossref","first-page":"108","DOI":"10.1016\/j.nima.2017.04.037","article-title":"Measurement of radon concentration in super-kamiokande\u2019s buffer gas","volume":"867","author":"Nakano","year":"2017","journal-title":"Nucl. Instrum. Methods Phys. Res., Sect. A"},{"key":"10.1016\/j.jenvrad.2026.108169_bib62","series-title":"National Research Council (US) Committee on Evaluation of EPA Guidelines for Exposure to Naturally Occurring Radioactive Materials","article-title":"Evaluation of guidelines for exposures to technologically enhanced naturally occurring radioactive materials","year":"1999"},{"issue":"2","key":"10.1016\/j.jenvrad.2026.108169_bib63","doi-asserted-by":"crossref","first-page":"623","DOI":"10.1002\/2014JD022322","article-title":"Investigation of the atmospheric boundary layer depth variability and its impact on the 222Rn concentration at a rural site in France","volume":"120","author":"Pal","year":"2015","journal-title":"J. Geophys. Res. Atmos."},{"key":"10.1016\/j.jenvrad.2026.108169_bib64","first-page":"1670","article-title":"Long-term variability of aerosol optical properties at Mauna Loa","volume":"20","author":"Park","year":"2020","journal-title":"Aerosol Air Qual. Res."},{"key":"10.1016\/j.jenvrad.2026.108169_bib65","doi-asserted-by":"crossref","first-page":"39","DOI":"10.3402\/tellusb.v42i1.15190","article-title":"Radon-222 time series measurements in the Antarctic peninsula (1986-1987)","volume":"42B","author":"Pereira","year":"1990","journal-title":"Tellus"},{"key":"10.1016\/j.jenvrad.2026.108169_bib66","doi-asserted-by":"crossref","first-page":"5235","DOI":"10.1016\/S1352-2310(01)00349-1","article-title":"An atmospheric stability index based on radon progeny measurements for the evaluation of primary urban pollution","volume":"35","author":"Perrino","year":"2001","journal-title":"Atmos. Environ."},{"key":"10.1016\/j.jenvrad.2026.108169_bib67","doi-asserted-by":"crossref","first-page":"507","DOI":"10.1007\/s00024-023-03412-w","article-title":"Analysis of radon near-surface measurements, using Co-Located ozone data, radio sounding vertical profiles, sensible heat flux and back-trajectory calculation","volume":"181","author":"Pitari","year":"2024","journal-title":"Pure Appl. Geophys."},{"key":"10.1016\/j.jenvrad.2026.108169_bib68","doi-asserted-by":"crossref","first-page":"225","DOI":"10.1016\/j.atmosenv.2015.11.037","article-title":"Differences of near-ground atmospheric Rn-222 concentration between urban and rural area with reference to microclimate diversity","volume":"126","author":"Podstawczy\u0144ska","year":"2016","journal-title":"Atmos. Environ."},{"key":"10.1016\/j.jenvrad.2026.108169_bib69","doi-asserted-by":"crossref","DOI":"10.1016\/j.atmosenv.2019.117038","article-title":"Improved method for characterising temporal variability in urban air quality part I: traffic emissions in central Poland","volume":"219","author":"Podstawczy\u0144ska","year":"2019","journal-title":"Atmos. Environ."},{"issue":"3\u20134","key":"10.1016\/j.jenvrad.2026.108169_bib71","doi-asserted-by":"crossref","first-page":"178","DOI":"10.1111\/j.1600-0889.1986.tb00185.x","article-title":"Long-range transport of continental radon in subantarctic and Antarctic areas","volume":"38","author":"Polian","year":"1986","journal-title":"Tellus B"},{"issue":"3\u20134","key":"10.1016\/j.jenvrad.2026.108169_bib70","doi-asserted-by":"crossref","first-page":"709","DOI":"10.1016\/0960-1686(91)90069-J","article-title":"Diurnal variation of the concentrations of radon and its short-lived daughters in the atmosphere near the ground","volume":"25 A","author":"Porstendorfer","year":"1991","journal-title":"Atmos. Environ., Part A"},{"key":"10.1016\/j.jenvrad.2026.108169_bib73","doi-asserted-by":"crossref","DOI":"10.1016\/j.nima.2021.165927","article-title":"Inter-comparison of commercial continuous radon monitors responses","volume":"1021","author":"Radulescu","year":"2022","journal-title":"Nucl. Instrum. Methods Phys. Res., Sect. A"},{"key":"10.1016\/j.jenvrad.2026.108169_bib74","doi-asserted-by":"crossref","DOI":"10.1088\/1361-6501\/ac298d","article-title":"New metrology for radon at the environmental level","volume":"32","author":"R\u00f6ttger","year":"2021","journal-title":"Meas. Sci. Technol."},{"key":"10.1016\/j.jenvrad.2026.108169_bib78","doi-asserted-by":"crossref","DOI":"10.1016\/j.apradiso.2026.112485","article-title":"Traceable in-situ calibration of low activity concentration radon detectors","volume":"231","author":"R\u00f6ttger","year":"2026","journal-title":"Appl. Radiat. Isot."},{"issue":"9\u201310","key":"10.1016\/j.jenvrad.2026.108169_bib77","doi-asserted-by":"crossref","first-page":"382","DOI":"10.1515\/teme-2025-0036","article-title":"Radon sensor networks for large buildings: balancing the trade-off between energy efficiency and health","volume":"92","author":"R\u00f6ttger","year":"2025","journal-title":"Tech. Mess."},{"key":"10.1016\/j.jenvrad.2026.108169_bib76","article-title":"Traceable low activity concentration calibration of radon detectors for climate change observation networks","volume":"38","author":"R\u00f6ttger","year":"2025","journal-title":"Measurement: Sensors"},{"key":"10.1016\/j.jenvrad.2026.108169_bib75","doi-asserted-by":"crossref","DOI":"10.1016\/j.apradiso.2023.110726","article-title":"Evolution of traceable radon emanation sources from MBq to few Bq","author":"R\u00f6ttger","year":"2023","journal-title":"Appl. Radiat. Isot."},{"key":"10.1016\/j.jenvrad.2026.108169_bib79","series-title":"Proceedings of ICRM 2025. \u27e8cea-05448924\u27e9","article-title":"A new European project: radonnet - radon metrology: sensor networks for big buildings and future cities. ICRM 2025 \u2013 24th international conference on radionuclide metrology and its applications, May 2025, Paris, France","author":"Sabot","year":"2025"},{"key":"10.1016\/j.jenvrad.2026.108169_bib80","doi-asserted-by":"crossref","first-page":"109","DOI":"10.5194\/essd-12-109-2020","article-title":"The European radiological data exchange platform (EURDEP): 25 years of monitoring data exchange","volume":"12","author":"Sangiorgi","year":"2020","journal-title":"Earth Syst. Sci. Data"},{"issue":"3","key":"10.1016\/j.jenvrad.2026.108169_bib81","doi-asserted-by":"crossref","first-page":"338","DOI":"10.1063\/1.1136214","article-title":"Two filter monitor for atmospheric 222Rn","volume":"51","author":"Schery","year":"1980","journal-title":"Rev. Sci. Instrum."},{"key":"10.1016\/j.jenvrad.2026.108169_bib82","doi-asserted-by":"crossref","first-page":"1299","DOI":"10.5194\/amt-10-1299-2017","article-title":"A European-wide 222Rn and 222Rn progeny comparison study","volume":"10","author":"Schmith\u00fcsen","year":"2017","journal-title":"Atmos. Meas. Tech."},{"key":"10.1016\/j.jenvrad.2026.108169_bib83","doi-asserted-by":"crossref","first-page":"147","DOI":"10.1016\/S0265-931X(02)00093-0","article-title":"Long period study of outdoor radon concentration in milan and correlation between its temporal variations and dispersion properties of atmosphere","volume":"65","author":"Sesana","year":"2003","journal-title":"J. Environ. Radioact."},{"key":"10.1016\/j.jenvrad.2026.108169_bib84","doi-asserted-by":"crossref","first-page":"12477","DOI":"10.5194\/acp-19-12477-2019","article-title":"Multivariate statistical air mass classification for the high-alpine observatory at the Zugspitze Mountain, Germany","volume":"19","author":"Sigmund","year":"2019","journal-title":"Atmos. Chem. Phys."},{"key":"10.1016\/j.jenvrad.2026.108169_bib85","doi-asserted-by":"crossref","first-page":"9497","DOI":"10.5194\/acp-21-9497-2021","article-title":"Summer aerosol measurements over the east Antarctic seasonal ice zone","volume":"21","author":"Simmons","year":"2021","journal-title":"Atmos. Chem. Phys."},{"key":"10.1016\/j.jenvrad.2026.108169_bib86","series-title":"Stawell Underground Physics Laboratory","year":"2026"},{"key":"10.1016\/j.jenvrad.2026.108169_bib87","series-title":"An Introduction to Boundary Layer Meteorology","first-page":"666","author":"Stull","year":"1988"},{"key":"10.1016\/j.jenvrad.2026.108169_bib89","doi-asserted-by":"crossref","DOI":"10.1016\/j.atmosenv.2025.121307","article-title":"Influence of atmospheric mixing conditions and particulate matter on outdoor radon and its progeny: implications for aerosol residence time","volume":"356","author":"Sultani","year":"2025","journal-title":"Atmos. Environ."},{"key":"10.1016\/j.jenvrad.2026.108169_bib88","article-title":"The use of radon as a tracer for air quality assessment: a case study in Bratislava, Slovakia","author":"Sultani","year":"2023","journal-title":"J. Radioanal. Nucl. Chem."},{"key":"10.1016\/j.jenvrad.2026.108169_bib91","doi-asserted-by":"crossref","first-page":"113","DOI":"10.1097\/00004032-197002000-00002","article-title":"A study of the two-filter method for radon-222","volume":"18","author":"Thomas","year":"1970","journal-title":"Health Phys."},{"key":"10.1016\/j.jenvrad.2026.108169_bib90","doi-asserted-by":"crossref","first-page":"1801","DOI":"10.5194\/acp-24-1801-2024","article-title":"Higher absorption enhancement of black carbon in summer shown by 2-year measurements at the high-altitude mountain site of Pic du Midi Observatory in the French Pyrenees","volume":"24","author":"Tinorua","year":"2024","journal-title":"Atmos. Chem. Phys."},{"key":"10.1016\/j.jenvrad.2026.108169_bib92","doi-asserted-by":"crossref","first-page":"259","DOI":"10.1080\/03067310290027767","article-title":"Assessment of summer trends of tropospheric radon isotopes in a coastal Antarctic station (Terra nova Bay)","volume":"82","author":"Tositti","year":"2002","journal-title":"Int. J. Environ. Anal. Chem."},{"issue":"9\u201310","key":"10.1016\/j.jenvrad.2026.108169_bib93","doi-asserted-by":"crossref","first-page":"1009","DOI":"10.1016\/j.radmeas.2009.10.038","article-title":"Radon problem in an underground low-level laboratory","volume":"44","author":"Udovi\u010di\u0107","year":"2009","journal-title":"Radiat. Meas."},{"key":"10.1016\/j.jenvrad.2026.108169_bib94","first-page":"112","article-title":"Preliminary results from radon observation at syowa station, Antarctica, during 1996","volume":"12","author":"Ui","year":"1998","journal-title":"Polar Meteorol. Glaciol."},{"key":"10.1016\/j.jenvrad.2026.108169_bib95","first-page":"89","volume":"I","year":"2000"},{"key":"10.1016\/j.jenvrad.2026.108169_bib96","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1016\/j.jenvrad.2014.09.018","article-title":"Analysis of the vertical radon structure at the Spanish \u201cEl Arenosillo\u201d tower station","volume":"139","author":"Vargas","year":"2015","journal-title":"J. Environ. Radioact."},{"issue":"1","key":"10.1016\/j.jenvrad.2026.108169_bib98","doi-asserted-by":"crossref","DOI":"10.3402\/tellusb.v65i0.18037","article-title":"Quantification of emission estimates of CO2, CH4 and CO for East Asia derived from atmospheric radon-222 measurements over the western north Pacific","volume":"65","author":"Wada","year":"2013","journal-title":"Tellus B"},{"key":"10.1016\/j.jenvrad.2026.108169_bib97","doi-asserted-by":"crossref","first-page":"123","DOI":"10.2151\/jmsj.2010-202","article-title":"Development of a compact and sensitive electrostatic Radon-222 measuring system for use in atmospheric observation","volume":"88","author":"Wada","year":"2010","journal-title":"J. Meteorol. Soc. Jpn."},{"key":"10.1016\/j.jenvrad.2026.108169_bib99","doi-asserted-by":"crossref","first-page":"376","DOI":"10.1016\/j.atmosenv.2016.09.014","article-title":"Quantifying stability influences on air pollution in Lanzhou, China, using a radon-based \"stability monitor\": seasonality and extreme events","volume":"145","author":"Wang","year":"2016","journal-title":"Atmos. Environ."},{"key":"10.1016\/j.jenvrad.2026.108169_bib100","doi-asserted-by":"crossref","DOI":"10.1016\/j.apradiso.2024.111260","article-title":"A series of high-sensitivity radon detection systems and their applications in nitrogen as well as the boil-off liquid nitrogen measurement","volume":"206","author":"Wang","year":"2024","journal-title":"Appl. Radiat. Isot."},{"key":"10.1016\/j.jenvrad.2026.108169_bib101","doi-asserted-by":"crossref","first-page":"3843","DOI":"10.5194\/acp-14-3843-2014","article-title":"On the variability of atmospheric 222Rn activity concentrations measured at Neumayer, coastal Antarctica","volume":"14","author":"Weller","year":"2014","journal-title":"Atmos. Chem. Phys."},{"key":"10.1016\/j.jenvrad.2026.108169_bib102","series-title":"Radon as a Tracer in Air Quality Monitoring","first-page":"260","author":"Westphal","year":"2018"},{"issue":"5","key":"10.1016\/j.jenvrad.2026.108169_bib103","doi-asserted-by":"crossref","first-page":"847","DOI":"10.1097\/00004032-198511000-00015","article-title":"A high-sensitivity Rn detector incorporating a particle generator","volume":"49","author":"Whittlestone","year":"1985","journal-title":"Health Phys."},{"key":"10.1016\/j.jenvrad.2026.108169_bib105","doi-asserted-by":"crossref","first-page":"16743","DOI":"10.1029\/98JD00687","article-title":"Baseline radon detectors for shipboard use: development and deployment in the first aerosol characterization experiment (ACE 1)","volume":"103","author":"Whittlestone","year":"1998","journal-title":"J. Geophys. Res."},{"key":"10.1016\/j.jenvrad.2026.108169_bib104","series-title":"Australian Nuclear Science and Technology E-Report (ANSTO-E718","article-title":"High sensitivity two filter radon\/thoron detectors with a wire or nylon screen as the second filter","author":"Whittlestone","year":"1994"},{"key":"10.1016\/j.jenvrad.2026.108169_bib109","article-title":"World health organization (WHO) handbook on indoor radon: a public health perspective","volume":"2009","year":"2009","journal-title":"Technical Report"},{"key":"10.1016\/j.jenvrad.2026.108169_bib108","doi-asserted-by":"crossref","DOI":"10.3402\/tellusb.v68.30967","article-title":"Radon as a tracer of atmospheric influences on traffic-related air pollution in a small inland city","volume":"68","author":"Williams","year":"2016","journal-title":"Tellus B"},{"key":"10.1016\/j.jenvrad.2026.108169_bib107","doi-asserted-by":"crossref","first-page":"381","DOI":"10.1007\/s10546-013-9849-3","article-title":"Bulk mixing and decoupling of the nocturnal boundary layer characterised using a ubiquitous natural tracer","volume":"149","author":"Williams","year":"2013","journal-title":"Boundary-Layer Meteorol."},{"key":"10.1016\/j.jenvrad.2026.108169_bib106","doi-asserted-by":"crossref","first-page":"155","DOI":"10.1175\/2010JAS3576.1","article-title":"The vertical distribution of radon in clear and cloudy daytime terrestrial boundary layers","volume":"68","author":"Williams","year":"2011","journal-title":"J. Atmos. Sci."},{"key":"10.1016\/j.jenvrad.2026.108169_bib110","first-page":"1","volume":"1201","year":"2004"},{"key":"10.1016\/j.jenvrad.2026.108169_bib111","doi-asserted-by":"crossref","first-page":"124","DOI":"10.3402\/tellusb.v57i2.16776","article-title":"Radon-222 in boundary layer and free tropospheric continental outflow events at three ACE-Asia sites","volume":"57","author":"Zahorowski","year":"2005","journal-title":"Tellus B"},{"key":"10.1016\/j.jenvrad.2026.108169_bib112","doi-asserted-by":"crossref","first-page":"1861","DOI":"10.5194\/acp-21-1861-2021","article-title":"Simulation of radon-222 with the GEOS-chem global model: emissions, seasonality, and convective transport","volume":"21","author":"Zhang","year":"2021","journal-title":"Atmos. Chem. Phys."},{"key":"10.1016\/j.jenvrad.2026.108169_bib113","doi-asserted-by":"crossref","first-page":"55","DOI":"10.1007\/s10967-019-06443-7","article-title":"Temporal trends of carbon monoxide (CO) and radon (222Rn) tracers of urban air pollution","volume":"320","author":"Zoran","year":"2019","journal-title":"J. Radioanal. Nucl. Chem."}],"container-title":["Journal of Environmental Radioactivity"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0265931X26002845?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0265931X26002845?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2026,10,29]],"date-time":"2026-10-29T10:30:16Z","timestamp":1793269816000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0265931X26002845"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,11]]},"references-count":110,"alternative-id":["S0265931X26002845"],"URL":"https:\/\/doi.org\/10.1016\/j.jenvrad.2026.108169","relation":{"is-supplemented-by":[{"id-type":"uri","id":"https:\/\/zenodo.org\/records\/20739939","asserted-by":"subject"}]},"ISSN":["0265-931X"],"issn-type":[{"value":"0265-931X","type":"print"}],"subject":[],"published":{"date-parts":[[2026,11]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"T-Rex: the transportable radon-222 explorer for environmental or public health studies","name":"articletitle","label":"Article Title"},{"value":"Journal of Environmental Radioactivity","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.jenvrad.2026.108169","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"Crown Copyright \u00a9 2026 Published by Elsevier Ltd.","name":"copyright","label":"Copyright"}],"article-number":"108169"}}