{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,11,22]],"date-time":"2025-11-22T11:31:58Z","timestamp":1763811118610,"version":"3.40.5"},"reference-count":27,"publisher":"The Open Journal","issue":"85","license":[{"start":{"date-parts":[[2023,5,8]],"date-time":"2023-05-08T00:00:00Z","timestamp":1683504000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"},{"start":{"date-parts":[[2023,5,8]],"date-time":"2023-05-08T00:00:00Z","timestamp":1683504000000},"content-version":"am","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"},{"start":{"date-parts":[[2023,5,8]],"date-time":"2023-05-08T00:00:00Z","timestamp":1683504000000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["JOSS"],"published-print":{"date-parts":[[2023,5,8]]},"DOI":"10.21105\/joss.04405","type":"journal-article","created":{"date-parts":[[2023,5,8]],"date-time":"2023-05-08T14:20:35Z","timestamp":1683555635000},"page":"4405","source":"Crossref","is-referenced-by-count":11,"title":["Climate variability indices for ecological and crop\nmodels in R: the climatrends package"],"prefix":"10.21105","volume":"8","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-7571-7845","authenticated-orcid":false,"given":"Kau\u00ea","family":"de Sousa","sequence":"first","affiliation":[]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7554-2558","authenticated-orcid":false,"given":"Jacob","family":"van Etten","sequence":"additional","affiliation":[]},{"ORCID":"https:\/\/orcid.org\/0000-0003-2098-7650","authenticated-orcid":false,"given":"Magne","family":"Neby","sequence":"additional","affiliation":[]},{"ORCID":"https:\/\/orcid.org\/0000-0002-4491-4483","authenticated-orcid":false,"given":"Svein \u00d8.","family":"Solberg","sequence":"additional","affiliation":[]}],"member":"8722","reference":[{"key":"RCoreTeam","article-title":"R: A language and environment for statistical\ncomputing. version 4.0.0","author":"R Core Team","year":"2020","unstructured":"R Core Team. (2020). R: A language\nand environment for statistical computing. version 4.0.0. CRAN R\nProject. https:\/\/www.r-project.org\/"},{"issue":"1","key":"Powers2019","doi-asserted-by":"publisher","DOI":"10.1002\/eap.1822","article-title":"Open science, reproducibility, and\ntransparency in ecology","volume":"29","author":"Powers","year":"2019","unstructured":"Powers, S. M., & Hampton, S. E.\n(2019). Open science, reproducibility, and transparency in ecology.\nEcological Applications, 29(1), e01822.\nhttps:\/\/doi.org\/10.1002\/eap.1822","journal-title":"Ecological Applications","ISSN":"https:\/\/id.crossref.org\/issn\/1051-0761","issn-type":"print"},{"key":"Stevens2017","doi-asserted-by":"publisher","DOI":"10.3389\/fpsyg.2017.00862","article-title":"Replicability and Reproducibility in\nComparative Psychology","volume":"8","author":"Stevens","year":"2017","unstructured":"Stevens, J. R. (2017). Replicability\nand Reproducibility in Comparative Psychology. Frontiers in Psychology,\n8, 862. https:\/\/doi.org\/10.3389\/fpsyg.2017.00862","journal-title":"Frontiers in Psychology","ISSN":"https:\/\/id.crossref.org\/issn\/1664-1078","issn-type":"print"},{"key":"pollen","volume-title":"pollen: Analysis of Aerobiological\nData","author":"Nowosad","year":"2019","unstructured":"Nowosad, J. (2019). pollen: Analysis\nof Aerobiological Data.\nhttps:\/\/CRAN.R-project.org\/package=pollen"},{"key":"agroclim","volume-title":"agroclim: Climatic Indices for\nAgriculture","author":"Serrano-Notivoli","year":"2022","unstructured":"Serrano-Notivoli, R. (2022).\nagroclim: Climatic Indices for Agriculture.\nhttps:\/\/CRAN.R-project.org\/package=agroclim"},{"key":"cropgrowdays","volume-title":"cropgrowdays: Crop Growing Degree Days and\nAgrometeorological Calculations","author":"Baker","year":"2021","unstructured":"Baker, P., & Mortlock, M. (2021).\ncropgrowdays: Crop Growing Degree Days and Agrometeorological\nCalculations.\nhttps:\/\/CRAN.R-project.org\/package=cropgrowdays"},{"issue":"1","key":"Munafo2017","doi-asserted-by":"publisher","DOI":"10.1038\/s41562-016-0021","article-title":"A manifesto for reproducible\nscience","volume":"1","author":"Munaf\u00f2","year":"2017","unstructured":"Munaf\u00f2, M. R., Nosek, B. A., Bishop,\nD. V. M., Button, K. S., Chambers, C. D., Percie du Sert, N., Simonsohn,\nU., Wagenmakers, E.-J., Ware, J. J., & Ioannidis, J. P. A. (2017). A\nmanifesto for reproducible science. Nature Human Behaviour, 1(1), 21.\nhttps:\/\/doi.org\/10.1038\/s41562-016-0021","journal-title":"Nature Human Behaviour","ISSN":"https:\/\/id.crossref.org\/issn\/2397-3374","issn-type":"print"},{"issue":"51","key":"chirps","doi-asserted-by":"publisher","DOI":"10.21105\/joss.02419","article-title":"chirps: API Client for the CHIRPS\nPrecipitation Data in R","volume":"5","author":"de Sousa","year":"2020","unstructured":"de Sousa, K., Sparks, A., Ashmall,\nW., van Etten, J., & Solberg, S. (2020). chirps: API Client for the\nCHIRPS Precipitation Data in R. Journal of Open Source Software, 5(51),\n2419. https:\/\/doi.org\/10.21105\/joss.02419","journal-title":"Journal of Open Source\nSoftware","ISSN":"https:\/\/id.crossref.org\/issn\/2475-9066","issn-type":"print"},{"issue":"D23","key":"Aguilar2005","doi-asserted-by":"publisher","DOI":"10.1029\/2005JD006119","article-title":"Changes in precipitation and temperature\nextremes in Central America and northern South America,\n1961\u20132003","volume":"110","author":"Aguilar","year":"2005","unstructured":"Aguilar, E., Peterson, T. C., Obando,\nP. R., Frutos, R., Retana, J. A., Solera, M., Soley, J., Garc\u00eda, I. G.,\nAraujo, R. M., Santos, A. R., Valle, V. E., Brunet, M., Aguilar, L.,\n\u00c1lvarez, L., Bautista, M., Casta\u00f1\u00f3n, C., Herrera, L., Ruano, E., Sinay,\nJ. J., \u2026 Mayorga, R. (2005). Changes in precipitation and temperature\nextremes in Central America and northern South America, 1961\u20132003.\nJournal of Geophysical Research, 110(D23), D23107.\nhttps:\/\/doi.org\/10.1029\/2005JD006119","journal-title":"Journal of Geophysical\nResearch","ISSN":"https:\/\/id.crossref.org\/issn\/0148-0227","issn-type":"print"},{"key":"deSousa2018","doi-asserted-by":"publisher","DOI":"10.1016\/j.jrurstud.2018.09.018","article-title":"How climate awareness influences farmers\u2019\nadaptation decisions in Central America?","volume":"64","author":"de Sousa","year":"2018","unstructured":"de Sousa, K., Casanoves, F., Sellare,\nJ., Ospina, A., Suchini, J. G., Aguilar, A., & Mercado, L. (2018).\nHow climate awareness influences farmers\u2019 adaptation decisions in\nCentral America? Journal of Rural Studies, 64, 11\u201319.\nhttps:\/\/doi.org\/10.1016\/j.jrurstud.2018.09.018","journal-title":"Journal of Rural Studies"},{"key":"Kehel2016","isbn-type":"print","doi-asserted-by":"publisher","DOI":"10.1201\/9781315369006-13","article-title":"Identifying Climate Patterns during the\nCrop-Growing Cycle from 30 Years of CIMMYT Elite Spring Wheat\nInternational Yield Trials","author":"Kehel","year":"2016","unstructured":"Kehel, Z., Crossa, J., &\nReynolds, M. (2016). Identifying Climate Patterns during the\nCrop-Growing Cycle from 30 Years of CIMMYT Elite Spring Wheat\nInternational Yield Trials. In A. Bari, A. B. Damania, M. Mackay, &\nS. Dayanandan (Eds.), Applied mathematics and omics to assess crop\ngenetic resources for climate change adaptive traits (pp. 151\u2013174). CRC\nPress. https:\/\/doi.org\/10.1201\/9781315369006-13","ISBN":"https:\/\/id.crossref.org\/isbn\/9781498730136","journal-title":"Applied mathematics and omics to assess crop\ngenetic resources for climate change adaptive traits"},{"issue":"10","key":"vanEtten2019","doi-asserted-by":"publisher","DOI":"10.1073\/pnas.1813720116","article-title":"Crop variety management for climate\nadaptation supported by citizen science","volume":"116","author":"van Etten","year":"2019","unstructured":"van Etten, J., de Sousa, K., Aguilar,\nA., Barrios, M., Coto, A., Dell\u2019Acqua, M., Fadda, C., Gebrehawaryat, Y.,\nvan de Gevel, J., Gupta, A., Kiros, A. Y., Madriz, B., Mathur, P.,\nMengistu, D. K., Mercado, L., Nurhisen Mohammed, J., Paliwal, A., P\u00e8, M.\nE., Quir\u00f3s, C. F., \u2026 Steinke, J. (2019). Crop variety management for\nclimate adaptation supported by citizen science. Proceedings of the\nNational Academy of Sciences, 116(10), 4194\u20134199.\nhttps:\/\/doi.org\/10.1073\/pnas.1813720116","journal-title":"Proceedings of the National Academy of\nSciences","ISSN":"https:\/\/id.crossref.org\/issn\/0027-8424","issn-type":"print"},{"issue":"S1","key":"vanEtten2019tricot","doi-asserted-by":"publisher","DOI":"10.1017\/S0014479716000739","article-title":"First experiences with a novel farmer citizen\nscience approach: crowdsourcing participatory variety selection through\non-farm triadic comparisons of technologies (tricot)","volume":"55","author":"van Etten","year":"2016","unstructured":"van Etten, J., Beza, E., Calderer,\nL., van Duijvendijk, K., Fadda, C., Fantahun, B., Kidane, Y. G., van de\nGevel, J., Gupta, A., Mengistu, D. K., Kiambi, D., Mathur, P. N.,\nMercado, L., Mittra, S., Mollel, M. J., Rosas, J. C., Steinke, J.,\nSuchini, J. G., & Zimmerer, K. S. (2016). First experiences with a\nnovel farmer citizen science approach: crowdsourcing participatory\nvariety selection through on-farm triadic comparisons of technologies\n(tricot). Experimental Agriculture, 55(S1), 275\u2013296.\nhttps:\/\/doi.org\/10.1017\/S0014479716000739","journal-title":"Experimental Agriculture","ISSN":"https:\/\/id.crossref.org\/issn\/0014-4797","issn-type":"print"},{"key":"Wan2015","doi-asserted-by":"publisher","DOI":"10.5067\/MODIS\/MYD11A1.006","article-title":"MYD11A1 MODIS\/Aqua Land Surface\nTemperature\/Emissivity Daily L3 Global 1km SIN Grid V006 [Data\nset]","author":"Wan","year":"2015","unstructured":"Wan, Z., Hook, S., & Hulley, G.\n(2015). MYD11A1 MODIS\/Aqua Land Surface Temperature\/Emissivity Daily L3\nGlobal 1km SIN Grid V006 [Data set]. NASA EOSDIS LP DAAC.\nhttps:\/\/doi.org\/10.5067\/MODIS\/MYD11A1.006","journal-title":"NASA EOSDIS LP DAAC"},{"key":"Funk2015","doi-asserted-by":"publisher","DOI":"10.1038\/sdata.2015.66","article-title":"The climate hazards infrared precipitation\nwith stations\u2014a new environmental record for monitoring\nextremes","volume":"2","author":"Funk","year":"2015","unstructured":"Funk, C., Peterson, P., Landsfeld,\nM., Pedreros, D., Verdin, J., Shukla, S., Husak, G., Rowland, J.,\nHarrison, L., Hoell, A., & Michaelsen, J. (2015). The climate\nhazards infrared precipitation with stations\u2014a new environmental record\nfor monitoring extremes. Scientific Data, 2, 150066.\nhttps:\/\/doi.org\/10.1038\/sdata.2015.66","journal-title":"Scientific Data"},{"issue":"30","key":"Sparks2018","doi-asserted-by":"publisher","DOI":"10.21105\/joss.01035","article-title":"nasapower: A NASA POWER Global Meteorology,\nSurface Solar Energy and Climatology Data Client for R","volume":"3","author":"Sparks","year":"2018","unstructured":"Sparks, A. H. (2018). nasapower: A\nNASA POWER Global Meteorology, Surface Solar Energy and Climatology Data\nClient for R. Journal of Open Source Software, 3(30), 1035.\nhttps:\/\/doi.org\/10.21105\/joss.01035","journal-title":"Journal of Open Source\nSoftware"},{"issue":"1","key":"sf","doi-asserted-by":"publisher","DOI":"10.32614\/RJ-2018-009","article-title":"Simple Features for R: Standardized Support\nfor Spatial Vector Data","volume":"10","author":"Pebesma","year":"2018","unstructured":"Pebesma, E. (2018). Simple Features\nfor R: Standardized Support for Spatial Vector Data. The R Journal,\n10(1), 439\u2013446.\nhttps:\/\/doi.org\/10.32614\/RJ-2018-009","journal-title":"The R Journal"},{"issue":"2","key":"Prentice1992","doi-asserted-by":"publisher","DOI":"10.2307\/2845499","article-title":"Special Paper: A Global Biome Model Based on\nPlant Physiology and Dominance, Soil Properties and\nClimate","volume":"19","author":"Prentice","year":"1992","unstructured":"Prentice, I. C., Cramer, W.,\nHarrison, S. P., Leemans, R., Monserud, R. A., & Solomon, A. M.\n(1992). Special Paper: A Global Biome Model Based on Plant Physiology\nand Dominance, Soil Properties and Climate. Journal of Biogeography,\n19(2), 117. https:\/\/doi.org\/10.2307\/2845499","journal-title":"Journal of Biogeography"},{"key":"YLiu2018","isbn-type":"print","doi-asserted-by":"publisher","DOI":"10.1038\/s41598-018-26681-1","article-title":"Evapotranspiration and favorable growing\ndegree-days are key to tree height growth and ecosystem functioning:\nMeta-analyses of Pacific Northwest historical data","volume":"8228","author":"Liu","year":"2018","unstructured":"Liu, Y., & El-Kassaby, Y. A.\n(2018). Evapotranspiration and favorable growing degree-days are key to\ntree height growth and ecosystem functioning: Meta-analyses of Pacific\nNorthwest historical data. Scientific Reports, 8228.\nhttps:\/\/doi.org\/10.1038\/s41598-018-26681-1","ISBN":"https:\/\/id.crossref.org\/isbn\/9781509021826","journal-title":"Scientific Reports"},{"issue":"10","key":"Challinor2016","doi-asserted-by":"publisher","DOI":"10.1038\/nclimate3061","article-title":"Current warming will reduce yields unless\nmaize breeding and seed systems adapt immediately","volume":"6","author":"Challinor","year":"2016","unstructured":"Challinor, A. J., Koehler, A.-K.,\nRamirez-Villegas, J., Whitfield, S., & Das, B. (2016). Current\nwarming will reduce yields unless maize breeding and seed systems adapt\nimmediately. Nature Climate Change, 6(10), 954\u2013958.\nhttps:\/\/doi.org\/10.1038\/nclimate3061","journal-title":"Nature Climate Change","ISSN":"https:\/\/id.crossref.org\/issn\/1758-678X","issn-type":"print"},{"key":"PlantEcology","isbn-type":"print","doi-asserted-by":"publisher","DOI":"10.1007\/978-3-662-56233-8","volume-title":"Plant Ecology","author":"Schulze","year":"2019","unstructured":"Schulze, E.-D., Beck, E., Buchmann,\nN., Clemens, S., M\u00fcller-Hohenstein, K., & Scherer-Lorenzen, M.\n(2019). Plant Ecology (Second Edi, p. 925). Springer.\nhttps:\/\/doi.org\/10.1007\/978-3-662-56233-8","ISBN":"https:\/\/id.crossref.org\/isbn\/9783662562314"},{"key":"Turner2020","doi-asserted-by":"publisher","DOI":"10.1007\/s00180-020-00959-3","article-title":"Modelling rankings in R: the PlackettLuce\npackage","author":"Turner","year":"2020","unstructured":"Turner, H. L., van Etten, J., Firth,\nD., & Kosmidis, I. (2020). Modelling rankings in R: the PlackettLuce\npackage. Computational Statistics.\nhttps:\/\/doi.org\/10.1007\/s00180-020-00959-3","journal-title":"Computational Statistics","ISSN":"https:\/\/id.crossref.org\/issn\/1613-9658","issn-type":"print"},{"issue":"2","key":"Plackett1975","doi-asserted-by":"publisher","DOI":"10.2307\/2346567","article-title":"The Analysis of Permutations","volume":"24","author":"Plackett","year":"1975","unstructured":"Plackett, R. L. (1975). The Analysis\nof Permutations. Journal of the Royal Statistical Society. Series C\n(Applied Statistics), 24(2), 193\u2013202.\nhttps:\/\/doi.org\/10.2307\/2346567","journal-title":"Journal of the Royal Statistical Society.\nSeries C (Applied Statistics)"},{"key":"Luce1959","volume-title":"Individual Choice Behavior","author":"Luce","year":"1959","unstructured":"Luce, R. D. (1959). Individual Choice\nBehavior (p. 153). Courier Corporation."},{"key":"deMedeiros2016","doi-asserted-by":"publisher","DOI":"10.1155\/2016\/8065985","article-title":"Growth, Development, and Water Consumption of\nIrrigated Bean Crop Related to Growing Degree-Days on Different Soil\nTillage Systems in Southeast Brazil","volume":"2016","author":"de Medeiros","year":"2016","unstructured":"de Medeiros, G. A., Daniel, L. A.,\n& Fengler, F. H. (2016). Growth, Development, and Water Consumption\nof Irrigated Bean Crop Related to Growing Degree-Days on Different Soil\nTillage Systems in Southeast Brazil. International Journal of Agronomy,\n2016, 8065985.\nhttps:\/\/doi.org\/10.1155\/2016\/8065985","journal-title":"International Journal of\nAgronomy","ISSN":"https:\/\/id.crossref.org\/issn\/1687-8159","issn-type":"print"},{"key":"Brown2023","doi-asserted-by":"publisher","DOI":"10.1016\/j.softx.2022.101267","article-title":"ag5Tools: An R package for downloading and\nextracting agrometeorological data from the AgERA5\ndatabase","volume":"21","author":"Brown","year":"2023","unstructured":"Brown, D., de Sousa, K., & van\nEtten, J. (2023). ag5Tools: An R package for downloading and extracting\nagrometeorological data from the AgERA5 database. SoftwareX, 21, 101267.\nhttps:\/\/doi.org\/10.1016\/j.softx.2022.101267","journal-title":"SoftwareX"},{"issue":"730","key":"Hersbach2020","doi-asserted-by":"publisher","DOI":"10.1002\/qj.3803","article-title":"The ERA5 global reanalysis","volume":"146","author":"Hersbach","year":"2020","unstructured":"Hersbach, H., Bell, B., Berrisford,\nP., Hirahara, S., Hor\u00e1nyi, A., Mu\u00f1oz-Sabater, J., Nicolas, J., Peubey,\nC., Radu, R., Schepers, D., Simmons, A., Soci, C., Abdalla, S., Abellan,\nX., Balsamo, G., Bechtold, P., Biavati, G., Bidlot, J., Bonavita, M., \u2026\nTh\u00e9paut, J.-N. (2020). The ERA5 global reanalysis. Quarterly Journal of\nthe Royal Meteorological Society, 146(730), 1999\u20132049.\nhttps:\/\/doi.org\/10.1002\/qj.3803","journal-title":"Quarterly Journal of the Royal Meteorological\nSociety"}],"container-title":["Journal of Open Source Software"],"original-title":[],"link":[{"URL":"https:\/\/joss.theoj.org\/papers\/10.21105\/joss.04405.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2023,5,8]],"date-time":"2023-05-08T14:20:42Z","timestamp":1683555642000},"score":1,"resource":{"primary":{"URL":"https:\/\/joss.theoj.org\/papers\/10.21105\/joss.04405"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2023,5,8]]},"references-count":27,"journal-issue":{"issue":"85","published-online":{"date-parts":[[2023,5]]}},"alternative-id":["10.21105\/joss.04405"],"URL":"https:\/\/doi.org\/10.21105\/joss.04405","relation":{"has-review":[{"id-type":"uri","id":"https:\/\/github.com\/openjournals\/joss-reviews\/issues\/4405","asserted-by":"subject"}],"references":[{"id-type":"doi","id":"10.5281\/zenodo.7884366","asserted-by":"subject"}]},"ISSN":["2475-9066"],"issn-type":[{"type":"electronic","value":"2475-9066"}],"subject":[],"published":{"date-parts":[[2023,5,8]]}}}