Frederick Reinig

Dr. rer. nat.

Research Associate
Institute of Geography
Room 02-275
Phone: +49 6131 39-36083


Consultation hoursUpon agreement


Biographical Data

  • Since 07/2019 Research Associate, Department of Geography, Johannes Gutenberg University, Mainz
  • 04/2015 – 05/2019 Ph.D. Student, Department of Geography, Johannes Gutenberg University, Mainz & Swiss Federal Institute for Forest, Snow and Landscape Research WSL, Birmensdorf, Switzerland
  • 09/2012 – 04/2015 Studies in Geography and English (M.Ed.), Johannes Gutenberg University, Mainz, Germany (Thesis: Towards a tree-ring-based summer temperature reconstruction for northeastern Siberia and the last two millennia)
  • 04/2009 – 04/2012 Studies in Geography and English (B.Ed.), Johannes Gutenberg University, Mainz (Thesis: Cartographic overlapping of European and Native American mapping in North America)


Research Interests

  • Climate Change
  • Paleoclimatology
  • Dendrochronology



  • “JGU Teaching Award 2022” ("Lehrpreis") for outstanding achievements in teaching

    TRACE conference 07.-10.05.2019, San Leucio - Caserta, Italy

  • Wilhelm Lauer Prize 2019 of the Academy of Sciences and Literature, Mainz for outstanding, original dissertations in the field of geography, landscape ecology and high mountain research



In review:

Harley G, et al. (in review) Eastern USA summer temperatures since 1461 CE show connections to volcanic forcing and jet stream dynamics. Climatic Change.

Martinez del Castillo E, Torbenson M, Reinig F, Konter O, Ziaco E, Büntgen U, Esper J (in review) Diverging growth trends and climate sensitivities of individual pine trees after the 1976 extreme drought in south-western Germany. Global Change Biology.

Martinez del Castillo E, Torbenson MCA, Reinig F, Tejedor E, de Luis M, Esper J (in review) Contrasting growth projections of European coniferous forests under warming climate. Nature Communications.

Palosse A, Piermattei A, Esper J, Reinig F, Verstege A, Torbenson M, Trnka M, Arosio T, Büntgen U (in review) Temperature-induced germination pulses above the Alpine treeline. Arctic, Antarctic, and Alpine Research.

Reinig F, Esper J, Sookdeo A, Treydte K, Wacker L, Guidobaldi G, Nievergelt D, Saurer M, Friedrich M, Helle G, Kromer B, Pauly M, Tegel W, Verstehe A, Büntgen U (in review) Multi-proxy tree-ring dating during the Younger Dryas. Tree-Ring Research.

Römer P, Martínez del Castillo E, Reinig F, Torbenson MCA, Konter O, Klippel L, Büntgen U, Esper J (in review) Growth characteristics and drought vulnerability of southwest German spruce and pine. European Journal of Forest Research.

Torbenson MCA, Esper J, Brazdil R., Büntgen U, Olesen JE, Semaradova D2,6, Vlach M, Urban O, Balek J, Kolar T, Rybnicek M, Pernicova N, Reinig F, Martinez del Castillo E, Jones PD, Trnka M (in review) Past and future climate-driven changes of agricultural land in central Europe. Nature Sustainability.


47. Bebchuk T, Krusic PJ, Pike JH, Piermattei A, Friedrich R, Wacker L, Crivellaro A, Arosio T, Kirdyanov AV, Gibbard P, Brown D, Esper J, Reinig F, Büntgen U (2024) Sudden disappearance of yew (Taxus baccata) woodlands from eastern England coincides with a possible climate event around 4.2 ka ago. Quaternary Science Reviews 323, 108414. (Bebchuk_2024_QSR.pdf)(Bebchuk_2024_QSR_supp.pdf)

46. Büntgen U, et al. (2024) Recent summer warming over the western Mediterranean region is unprecedented since medieval times. Global and Planetary Change 232, 104336. (Buentgen_2024_GPC.pdf) (Buentgen_2024_GPC_supp.pdf)(Buentgen_2024_GPC_supp2.xlsx)

45. Esper J, Smerdon, JE, Anchukaitis KJ, Allen K, Cook ER, D’Arrigo R, Guillet S, Ljungqvist FC, Reinig F, Schneider L, Sigl M, Stoffel M, Trnka M, Wilson R, Büntgen U (2024) The IPCC’s reductive Common Era temperature history. Nature Communications Earth and Environment 5, 222. (Esper_2024_NatureCEE.pdf)

44. Homfeld I, Büntgen U, Reinig F, Torbenson MCA, Esper J (2024) Application of RCS and signal-free RCS to tree-ring width and maximum latewood density data. Dendrochronologia 85, 126205. (Homfeld_2024_Den.pdf)


43. Kuhl E, Zang C, Esper J, Riechelmann D, Büntgen U, Briesch M, Reinig F, Römer P, Konter O, Schmidhalter M, Hartl C (2023) Using machine learning to provenance the geographical origin of historical construction timbers. Ecosphere.

42. Reinig F, et al. (2023) Reply to "Possible magmatic CO2 influence on Laacher See eruption date". Nature.

41. Römer P, Reinig F, Konter O, Friedrich R, Urban O, Caslavsky J, Pernicova N, Trnka M, Büntgen U, Esper J (2023) Multi-proxy crossdating extends the longest high-elevation tree-ring chronology from the Mediterranean. Dendrochronologia 79, 126085.

40. Torbenson M, Brazdil R, Stagge JH, Esper J, Büntgen U, Vizina A, Hanel M, Rakovec O, Fischer M, Urban O, Treml V, Reinig F, Martinez del Castillo E, Rybnicek M, Kolar T, Trnka M (in press) Increasing volatility of reconstructed Morava River warm-season flow, Czech Republic. Journal of Hydrology: Regional Studies.

39. Torbenson MCA, Büntgen U, Esper J, Urban O, Balek J, Reinig F, Krusic PJ, Martinez del Castillo E, Brázdil R, Semerádová D, Štěpánek P, Pernicová N, Kolář T, Rybníček M, Arbelaez J, Trnka M (in press) Central European agroclimate over the past 2,000 years. Journal of Climate.

38. Torbenson MCA, Büntgen U, Römer P, Urban O, Trnka M, Ac A, Reinig F, Rybnicek M, Kolar T, Arosio T, Martinez del Castillo E, Konasova E, Pernicova N, Caslavsky J, Esper J (in press) No earlywood-latewood bias in tree-ring stable isotopes. Dendrochronologia.


37. Büntgen U, Piermattei A, Crivellaro A, Reinig F, Krusic PJ, Trnka M, Torbenson M, Esper J (2022) Common Era treeline fluctuations and their implications for climate reconstructions. Global and Planetary Change 219, 103979. (Buentgen_2022_GPC.pdf)

36. Büntgen, U., Hodgson Smith, S., Wagner, S., Krusic, P., Esper, J., Piermattei, A., Crivellaro, A., Reinig, F., Tegel, W., Kirdyanov, A., Trnka, M., Oppenheimer, C. (2022) Global tree-ring and climate variation during the mid-13th century Samalas eruption. Climate Dynamics, doi: 10.1007/s00382-022-06141-3. (Buentgen_2022_CD.pdf)

35. Büntgen U, et al. (2022) Global wood anatomical perspective on the onset of the Late Antique Little Ice Age in the mid-6th century CE. Science Bulletin.

34. Büntgen U., et al. (2022) Recognising bias in Common Era temperature reconstructions. Dendrochronologia 74, 125982. (Buentgen_2022_Den.pdf)

33. Torbenson M., Klippel, L., Hartl, C., Reinig, F., Treydte, K., Büntgen, U., Trnka, M., Schön, B., Schneider, L., Esper, J. (2022) Investigation of age trends in tree-ring stable carbon and oxygen isotopes from northern Fennoscandia over the past millennium. Quaternary International 631, 105-114.(Torbenson_2022_QI.pdf)


32. Abbott, P. M., Niemeier, U., Timmreck, C., Riede, F., McConnell, J. R., Severi, M., Fischer, H., Svensson, A., Toohey, M., Reinig, F., Sigl, M. (2021) Volcanic climate forcing preceding the inception of the Younger Dryas: Implications for tracing the Laacher See eruption, Quaternary Science Reviews, 274, 107260.

31. Büntgen, U., et al. (2021) Recent European drought extremes beyond Common Era background variability. Nature Geoscience, doi: 10.1038/s41561-021-00698-0.  (Buentgen_2021_NatureGS.pdf)

30. Büntgen, U., et al. (2021) The influence of decision-making on tree ring-based climate reconstructions. Nature Communications, doi: 10.1038/s41467-021-23627-6. (Buentgen_2021_NatureCom.pdf)

29. Esper, J., Hartl, C., Konter, O., Reinig, F., Römer, P., Huneau, F., Lebre, S., Szymczak, S., Bräuning, A., Büntgen, U. (2021) Past millennium hydroclimate variability from Corsican pine tree-ring chronologies. Boreas, doi: 10.1111/bor.12574. (Esper_2021_Boreas.pdf)

28. Reinig, F., et al. (2021) Precise date for the Laacher See eruption synchronizes the Younger Dryas. Nature 595, 66-69. (Reinig_2021_Nature.pdf)

27. Römer, P., Hartl, C., Schneider, L., Bräuning, A., Szymczak, S., Huneau, F., Lebre, S., Reinig, F., Büntgen, U., Esper, J. (2021) Reduced temperature sensitivity of maximum latewood density formation in high-elevation Corsican pines under recent warming. Atmosphere 12, 804, doi: (Roemer_2021_Atmos.pdf) (Roemer_2021_Atmos_Supp.pdf)


26. Büntgen, U., Kolar, T., Rybnicek, M., Konasova, E., Trnka, M., Ac, A., Krusic, P.J., Esper, J., Treydte, K., Reinig, F., Kirdyanov, A., Herzig, F., Urban, O. (2020) No age trends in stable isotopes. Paleoceanography and Paleoclimatology, doi: 10.1029/2019PA003831.

25. Büntgen, U., Liebhold, A., Nievergelt, D., Wermelinger, B., Roques, A., Reinig, F., Krusic, P.J., Piermattei, A., Egli, S. Cherubini, P., Esper. J. (2020) Return of the moth – Rethinking climatic drivers of cyclic insect outbreaks. Oecologia. (Büntgen_2020_Oecologia.pdf)

24. Büntgen U, et al. (2020) Prominent role of volcanism in Common Era climate variability and human history. Dendrochronologia 64, 125757.

23. Pauly, M., Helle, G., Büntgen, U., Wacker, L., Treydte, K., Reinig, F., Turney, C., Nievergelt, D., Kromer, B., Friedrich, M., Sookdeo, A., Heinrich, I., Riedel, F., Brauer, A., (2020) Stable isotopes in Swiss tree-rings reveal shifts in North Atlantic hydroclimate during the Late Glacial period. Quaternary Science Reviews.

22. Piermattei A, Crivellaro A, Krusic PJ, Esper J, Vitek P, Oppenheimer C, Felhofer M, Gierlinger N, Reinig F, Urban O, Verstege A, Lobo H, Büntgen U (in press) A millennium-long ‘Blue Ring’ chronology from the Spanish Pyrenees reveals severe ephemeral summer cooling after volcanic eruptions. Environmental Research Letters.

21. Reimer, P., Austin, W. E., Bard, E., Bayliss, A., Blackwell, P. G., Bronk Ramsey, C., ... & Grootes, P. M. (2020). The IntCal20 Northern Hemisphere radiocarbon age calibration curve (0-55 kcal BP). Radiocarbon.

20. Reinig F., Cherubini P., Engels S., Esper J., Guidobaldi G., Jöris O., Lane C., Nievergelt D., Oppenheimer C., Park C., Pfanz H., Schmincke H.U., Street M., Wacker L., Büntgen U. (2020) Towards a dendrochronologically refined date of the Laacher See eruption around 13,000 years ago. Quaternary Science Reviews 229, 106128. (Reinig_2020_QSR.pdf)

19. Reinig, F., Sookdeo, A., Esper, J., Friedrich, M., Guidobaldi, G., Helle, G., Kromer, B., Nievergelt, D., Tegel, W.,Treydte, K. Wacker, L., Büntgen, U. (2020). Illuminating IntCal during the Younger Dryas. Radiocarbon, 1-7.

18. Tintner, J., Spangl, B., Grabner, M., Helama, S., Timonen, M., Kirchhefer, A.J., Reinig, F., Nievergelt, D., Krąpiec, M., Smidt, E. (2020). MD dating: molecular decay (MD) in pinewood as a dating method. Scientific Reports, 10(1), 1-8.


17. Sookdeo, A., Kromer, B., Büntgen, U., Friedrich, M., Friedrich, R., Helle, G., Pauly, M., Nievergelt, D., Reinig, F., Treydte, K., Synal, H., Wacker, L. (2019) Quality Dating: A well-defined protocol for quality high-precision 14C-dates tested on Late Glacial wood. Radiocarbon, 1-9. (Sookdeo_2019_RC.pdf)

16. Lyu, L., Büntgen, U., Treydte, K., Yu, K., Liang, H., Reinig, F., Nievergelt, D., Li, M.H., Cherubini, P. (2019). Tree rings reveal hydroclimatic fingerprints of the Pacific Decadal Oscillation on the Tibetan Plateau. Climate Dynamics, 1-15.


15. Kirdyanov, A.V., Piermattei, A., Kolář, T., Rybníček, M., Krusic, P.J., Nikolaev, A.N., Reinig, F., Büntgen, U. (2018) Notes towards an optimal sampling strategy in dendroclimatology. Dendrochronologia, 52, pp. 162-166. doi: 10.1016/j.dendro.2018.10.002.

14. Lendvay, B., Hartmann, M., Brodbeck, S., Nievergelt, D., Reinig, F., Zoller, S., Parducci, L., Gugerli, F., Büntgen, U. and Sperisen, C. (2018) Improved recovery of ancient DNA from subfossil wood–application to the world's oldest Late Glacial pine forest. New Phytologist, 217(4), pp.1737-1748. doi:10.1111/nph.14935.

13. Pauly, M., Helle, G., Miramont, C., Büntgen, U., Treydte, K., Reinig, F., Guibal, F., Sivan, O., Heinrich, I., Riedel, F. and Kromer, B. (2018) Subfossil trees suggest enhanced Mediterranean hydroclimate variability at the onset of the Younger Dryas. Scientific reports, 8(1), p.13980. doi: 10.1038/s41598-018-32251-2.

12. Reinig, F., Nievergelt, D., Esper, J., Friedrich, M., Helle, G., Hellmann, L., Kromer, B., Morganti, S., Pauly, M., Sookdeo, A., Tegel, W., Treydte, K., Verstege, A., Wacker, L., Büntgen, U. (2018) New tree-ring evidence for the Late Glacial period from the northern pre-Alps in eastern Switzerland. Quaternary Science Reviews, 186, pp.215-224.

11. Reinig, F., Gärtner, H., Crivellaro, A., Nievergelt, D., Pauly, M., Schweingruber, F., Sookdeo, A., Wacker, L., Büntgen, U. (2018) Introducing anatomical techniques to subfossil wood. Dendrochronologia, 52, pp. 146-151. doi:10.1016/j.dendro.2018.10.005.


10. Büntgen, U., Eggertsson, Ó., Wacker, L., Sigl, M., Ljungqvist, F.C., di Cosmo, N., Plunkett, G., Krusic, P.J., Newfield, T.P., Esper, J., Lane, C., Reinig, F. and Oppenheimer, C. (2017) Multi-proxy dating of Iceland's major pre-settlement Katla eruption to 822-823 CE. Geology, v. 45, p.783-786. doi:10.1130/G39269.1.

9. Büntgen, U., Krusic, P.J., Verstege, A., Sangüesa-Barreda, G., Wagner, S., Camarero, J.J., Ljungqvist, F.C., Zorita, E., Oppenheimer, C., Konter, O., Tegel, W., Gärtner, H., Cherubini, P., Reinig, F. and Esper, A.J. (2017) New tree-ring evidence from the pyrenees reveals western mediterranean climate variability since medieval times. Journal of Climate, v. 30, p.5295-5318. doi:10.1175/JCLI-D-16-0526.1.

8. Büntgen, U., Myglan, V.S., Ljungqvist, F.C., McCormick, M., Di Cosmo, N., Sigl, M., Jungclaus, J., Wagner, S., Krusic, P.J., Esper, J., Kaplan, J.O., De Vaan, M.A.C., Luterbacher, J., Wacker, L., Tegel, W., Solomina, O.N., Nicolussi, K., Oppenheimer, C., Reinig, F. and Kirdyanov, A.V., (2017) Reply to 'Limited Late Antique cooling'. Nature Geoscience, v. 10, p.243-. doi:10.1038/ngeo2927.

7. Büntgen, U., Reinig F. (2017) Vulkane, Klima und Geschichte - Die Spätantike Kleine Eiszeit zwischen 563 und ca. 660 AD. Naturwissenschaftliche Rundschau 70: 585 – 593.

6. Hellmann, L., Tegel, W., Geyer, J., Kirdyanov, A.V., Nikolaev, A.N., Eggertsson, Ó., Altman, J., Reinig, F., Morganti, S., Wacker, L. and Büntgen, U. (2017) Dendro-provenancing of Arctic driftwood. Quaternary Science Reviews, v. 162, p.1 11.doi:10.1016/j.quascirev.2017.02.025.

5. Sookdeo A., Wacker L., Fahrni S., McIntyre C.P., Friedrich M., Reinig F., Nievergelt D., Tegel W., Kromer, B., Büntgen, U. (2017) Speed Dating: A Rapid Way to Determine the Radiocarbon Age of Wood by EA - AMS. Radiocarbon 59(3), pp. 933-939.


4. Hellmann, L., Agafonov, L., Charpentier Ljungqvist, F., Churakova (Sidorova), O., Düthorn, E., Esper, J., Hülsmann, L., Kirdyanov, A.V., Moiseev, P., Myglan, V.S., Nikolaev, A.N., Reinig, F., Schweingruber, F.H., Solomina, O., Tegel, W., Büntgen, U. (2016) Diverse growth trends and climate responses across Eurasia’s boreal forest. Environmental Research Letters 11: 074021, doi: 10.1088/1748-9326/11/7/074021.

3. Hellmann, L., Agafon.ov, L., Churakova (Sidorova), O., Düthorn, E., Eggertsson, O., Esper, J., Kirdyanov, A.V., Knorre, A.A., Matskovsky, V., Moiseev, P., Myglan, V.S., Nikolaev, A.N., Reinig, F., Schweingruber, F., Solomina, O., Tegel, W., Büntgen, U. (2016) Regional coherency of boreal forest growth defines Arctic driftwood provenancing. Dendrochronologia 39: 3-9.

2. Hogg, A., Southon, J., Turney, C, Palmer, J., Bronk Ramsey, C., Fenwick, P., Boswijk, G., Büntgen, U., Friedrich, M., Helle, G., Hughen, K., Jones, R., Kromer, B., Noronha, A., Reinig, F., Reynard, L., Staff, R., Wacker, L. (2016) Decadal resolved Lateglacial radiocarbon evidence from New Zealand kauri. Radiocarbon 58: 947-947. doi: 10.1017/RDC.2016.86.

1. Taynik, A.V., Barinov, V.V., Oidupaa, O.C., Myglan, V.S., Reinig, F., Büntgen, U. (2016) Growth coherency and climate sensitivity of Larix sibirica in the Russian Altai - Sayan Mountains. Dendrochronologia 39: 10 – 16.