Postdoctoral Fellow
Institute of Geography
Room 02-261
Email: au@uni-mainz.de
Consultation hours: Upon agreement
Biographical Data
2022 – 2025 Postdoctoral Research Fellow, University of Michigan
2017 – 2022 Ph.D. in Geography, Indiana University
2013 – 2017 B.Sc. in Biological Sciences & Geography, The University of Hong Kong
Publications
All publications are available at www.tsunfungau.com
2026
[27] Férriz M, Maxwell JT, Harley GL, King DJ, King KE, Au TF, Vandermyde BJ, Stoff B, Luitel B. Keep your tree above the water: Competition and flooding drive the recent decline of Carya illinoinensis in the Upper Mississippi River. Forest Ecology and Management, 601, p.123348.2025
[26] Liang Z, Li J, Au TF, Li T. May Relative Humidity Reconstruction Based on Populus cathayana Ring-Width Chronology on the Eastern Tibetan Plateau, China. Forests, 16(11), p.1659. [25] Li Q, Li J, Au TF, Li T. From correlation to mechanism: A bibliometric analysis of dendrochronological research evolution on tree growth responses to climate change. Dendrochronologia, p.126440. [24] Liang Z, Li Q, Li J, Au TF, Zhang X, Gao C, Li T. Responses of radial growth of Populus cathayana to climate change in the western Sichuan Plateau, China. Chinese Journal of Applied Ecology, in Chinese with English abstract. [23] Gao J, Chen JM, Li J, Rossi S, Chen D, Linderholm H, Camarero JJ, Esper J, Davi N, Au TF, Guo Z. Climate-driven patterns of global tree longevity. Communications earth & environment, 6, 610. [22] Li F, Sun W, Li J, Gao X, Au TF, Chen Z. Warming aggravates physiological drought in Betula platyphylla during the winter–spring transitional period in Greater Khingan Mountains. Dendrochronologia, p.126375.2024
[21] Harley G, Maxwell J, King K, Rayback S, Cook E, Hansen C, Maxwell R, Reinig F, Esper J, Au TF, Bergan E, Brings K, Koenig N, Lockwood B, Thaxton R. A 561-yr (1461-2022 CE) summer temperature reconstruction for Mid-Atlantic-Northeast USA shows connections to volcanic forcing and atmospheric circulation. Climatic Change, 177, 144. [20] Maxwell J, Au TF, Kannenberg S, Harley G, Dannenberg M, Ficklin D, Férriz M, Benson M, Lockwood B, Novick K, Phillips R, Robeson S, Rochner M, Pederson N. Asymmetric effects of hydroclimate extremes on eastern US tree growth: Implications on current demographic shifts and climate variability, Global Change Biology, 30, e17474. [19] Zhao Y, Li J, Jin Y, Au TF, Cui D, Chen Z. Divergent growth and responses of conifer and broad-leaved trees to warming-drying climate in a semi-arid region, northern China. European Journal of Forest Research, 132(3), 887-901 [18] Li T, Peng J, Au TF, Li J. April-September minimum temperature variability based on Sabina tibetica ring-width in western Sichuan, China. Journal of Forestry Research, 35(37). [17] Li J, Jin Y, Zhao Y, Au TF, Wang Y, Chen Z. The intra-annual rhythm of Pinus sylvestris growth-climate responses under a warming climate in middle-high latitude. Agricultural and Forest Meteorology, 346, p109871. [16] Li T, Peng J, Au TF, Li J, Li J, Zhang Y. Dendroclimatological study in the mixed forests from Sabina saltuaria and Abies faxoniana in Liangtaigou valley, Western Sichuan Plateau. Journal of Forestry Research, 35(20).2023
[15] Lockwood B, Maxwell J, Denham S, Robeson S, Leblanc D, Pederson N, Novick K, Au TF. Interspecific differences in drought and pluvial responses for Quercus alba and Quercus rubra across the eastern United States. Agricultural and Forest Meteorology, 340, p109597.2022
[14] Au TF, Maxwell J, Robeson S, Li J, Siani S, Novick K, Dannenberg M, Phillips R, Li T, Chen Z, Lenoir J. Younger trees in the upper canopy are more sensitive but also more resilient to drought. Nature Climate Change 12, 1168–1174. [13] Maxwell J, Harley G, Tucker C, Galuska T, Ficklin D, Bregy J, Heeter K, Au TF, Lockwood B, King D, Maxwell R, Smith L, Elliott E, Therrell M. 1,100-Year Reconstruction of baseflow for the Santee River, South Carolina, USA reveals connection to the North Atlantic Subtropical High. Geophysical Research Letters, 49, e2022GL100742. [12] Au TF, Maxwell J. Drought sensitivity and resilience of oak–hickory stands in the eastern United States. Forests 13(3), p389. [11] Novick K, Jo I, D’Orangeville L, Benson M, Au TF, Barnes M, Denham S, Fei S, Heilman K, Hwang T, Keyser T, Maxwell J, Miniat C, McLachlan J, Pederson N, Wood J, Phillips R. The drought response of Eastern US oaks in the context of their declining abundance. BioScience 72(4).2021
[10] Li T, Li J, Au TF, Zhang DD. Tree-Ring Width Data of Tsuga longibracteata Reveals Growing Season Temperature Signal in the North-Central Pearl River Basin since 1824 AD. Forests 12(8), p1067. [9] Lockwood B, Maxwell J, Robeson S, Au TF. Assessing bias in diameter at breast height estimated from tree rings and its effects on basal area increment and biomass. Dendrochronologia, p.125844. [8] Li J, Li J, Li T, Au TF. 351-year tree-ring reconstruction of the Gongga Mountains winter minimum temperature and its relationship with the Atlantic Multidecadal Oscillation. Climatic Change 165(49).2020
[7] Li T, Li J, Au TF, Zhang DD. Moisture Variability over the East Pearl River Basin since 1894 AD Inferred from Tree-ring Records. Atmosphere, 11(10), p1075. [6] Maxwell J, Harley G, Matheus T, Strange B, Van Aken K, Au TF, Bregy J. Sampling density and date along with species selection influence spatial representation of tree-ring reconstructions. Climate of the Past, 16(5), pp.1901-1916. [5] Au TF, Maxwell J, Novick K, Robeson S, Warner S, Lockwood B, Phillips R, Harley G, Telewski F, Therrell M, Pederson N. Demographic shifts in eastern US forests increases the impact of late-season drought on forest growth. Ecography, 43(10), pp.1475-1486. [4] Li J, Li J, Li T, Au TF. Tree growth divergence from winter temperature in the Gongga Mountains, southeastern Tibetan Plateau. Asian Geographer, pp.1-15.2019
[3] Maxwell J, Harley G, Mandra T, Yi K, Kannenberg S, Au TF, Robeson S, Pederson N, Sauer P, Novick K. Higher CO2 concentrations and lower acidic deposition has not changed drought response of hardwood trees in the Midwestern US. Journal of Geophysical Research: Biogeosciences, 124, 3798-3813. [2] Au TF, Bonebrake TC. Increased suitability of poleward climate for a tropical butterfly (Euripus nyctelius) (Lepidoptera: Nymphalidae) accompanies its successful range expansion. Journal of Insect Science, 19(6), p.2. [1] Xing S‡, Au TF‡, Dufour P, Cheng W, Landry Yuan F, Jia FH, Vu LV, Wang M, Bonebrake TC. Conservation of data deficient species under multiple threats: lessons from an iconic tropical butterfly (Teinopalpus aureus). Biological Conservation 234, pp.154-164. ‡equal contributions