Mora, C. et al. Global risk of deadly heat. Nat. Clim. Change 7, 501–506 (2017).
Davis, R. E., McGregor, G. R. & Enfield, K. B. Humidity: a review and primer on atmospheric moisture and human health. Environ. Res. 144, 106–116 (2016).
Buzan, J. R. & Huber, M. Moist heat stress on a hotter Earth. Annu. Rev. Earth Planet. Sci. 48, 623–655 (2020).
Stull, R. Wet bulb temperature from relative humidity and air temperature. J. Appl. Meteorol. Climatol. 50, 2267–2269 (2011).
Wang, F., Gao, M., Liu, C., Zhao, R. & McElroy, M. B. Uniformly elevated future heat stress in China driven by spatially heterogeneous water vapor changes. Nat. Commun. 15, 4522 (2024).
Sherwood, S. C. & Huber, M. An adaptability limit to climate change due to heat stress. Proc. Natl. Acad. Sci. USA. 107, 9552–9555 (2010).
Rogers, C. D. et al. Recent increases in exposure to extreme humid-heat events disproportionately affect populated regions. Geophys. Res. Lett. 48, e2021GL094183 (2021).
Zhang, K. et al. Increased heat risk in wet climate induced by urban humid heat. Nature 617, 738–742 (2023).
Raymond, C., Matthews, T. & Horton, R. M. The emergence of heat and humidity too severe for human tolerance. Sci. Adv. 6, eaaw1838 (2020).
Willett, K. M. & Sherwood, S. Exceedance of heat index thresholds for 15 regions under a warming climate using the wet-bulb globe temperature. Int. J. Climatol. 32, 161–177 (2012).
Li, C., Zhang, X., Zwiers, F., Fang, Y. & Michalak, A. M. Recent very hot summers in Northern Hemispheric land areas measured by wet bulb globe temperature will be the norm within 20 years. Earth’s Future 5, 1203–1216 (2017).
Speizer, S., Raymond, C., Ivanovich, C. & Horton, R. M. Concentrated and Intensifying Humid Heat Extremes in the IPCC AR6 Regions. Geophys. Res. Lett. 49, e2021GL097261 (2022).
Fischer, E. M. & Knutti, R. Robust projections of combined humidity and temperature extremes. Nat. Clim. Change 3, 126–130 (2013).
Coffel, E. D., Horton, R. M. & de Sherbinin, A. Temperature and humidity based projections of a rapid rise in global heat stress exposure during the 21(st) century. Environ. Res. Lett. 13, 014001 (2018).
Zhang, Y., Held, I. & Fueglistaler, S. Projections of tropical heat stress constrained by atmospheric dynamics. Nat. Geosci. 14, 133–137 (2021).
Mo, R., Lin, H. & Vitart, F. An anomalous warm-season trans-Pacific atmospheric river linked to the 2021 western North America heatwave. Commun. Earth Environ. 3, 127 (2022).
Scholz, S. R. & Lora, J. M. Atmospheric rivers cause warm winters and extreme heat events. Nature 636, 640–646 (2024).
Raymond, C., Shreevastava, A., Slinskey, E. & Waliser, D. Linkages between atmospheric rivers and humid heat across the United States. Nat. Hazards Earth Syst. Sci. 24, 791–801 (2024).
Ha, K. J. et al. Dynamics and characteristics of dry and moist heatwaves over East Asia. npj Clim. Atmos. Sci. 5, 49 (2022).
Lin, Q. & Yuan, J. Linkages between amplified quasi-stationary waves and humid heat extremes in Northern Hemisphere midlatitudes. J. Clim. 35, 8245–8258 (2022).
Ma, Q., Chen, Y. & Ionita, M. European summer wet-bulb temperature: spatiotemporal variations and potential drivers. J. Clim. 37, 2059–2080 (2024).
Zhang, Z. et al. Light rain exacerbates extreme humid heat. Nat. Commun. 15, 7326 (2024).
Qi, Y., Chen, H. & Zhu, S. Impacts of land-atmosphere coupling on summer extreme hot-humid compound events over southern Eurasia under different sea surface temperature backgrounds. Adv. Atmos. Sci. 42, 744–760 (2025).
Wouters, H. et al. Soil drought can mitigate deadly heat stress thanks to a reduction of air humidity. Sci. Adv. 8, eabe6653 (2022).
Hu, L. A global assessment of coastal marine heatwaves and their relation with coastal urban thermal changes. Geophys. Res. Lett. 48, e2021GL093260 (2021).
Liang, C. et al. Rapid increase in warm‒wet compound extreme events with high health risks in southern China: joint influence of ENSO and the Indian Ocean. Adv. Clim. Change Res. 14, 856–865 (2023).
Deng, K., Yang, S., Ting, M., Zhao, P. & Wang, Z. Dominant modes of China summer heat waves driven by global sea surface temperature and atmospheric internal variability. J. Clim. 32, 3761–3775 (2019).
Zhang, T. et al. Influences of the boreal winter Arctic Oscillation on the peak-summer compound heat waves over the Yangtze–Huaihe River basin: the North Atlantic capacitor effect. Clim. Dyn. 59, 2331–2343 (2022).
Kang, S. & Eltahir, E. A. North China Plain threatened by deadly heatwaves due to climate change and irrigation. Nat. Commun. 9, 2894 (2018).
Mishra, V. et al. Moist heat stress extremes in India enhanced by irrigation. Nat. Geosci. 13, 722–728 (2020).
Boers, N. et al. Complex networks reveal global pattern of extreme-rainfall teleconnections. Nature 566, 373–377 (2019).
Li, K. et al. Key propagation pathways of extreme precipitation events revealed by climate networks. npj Clim. Atmos. Sci. 7, 165 (2024).
Mondal, S., Mishra, K. A., Leung, R. & Cook, B. Global droughts connected by linkages between drought hubs. Nat. Commun. 14, 144 (2023).
Cai, F. et al. Sketching the spatial disparities in heatwave trends by changing atmospheric teleconnections in the Northern Hemisphere. Nat. Commun. 15, 8012 (2024).
Liu, C., Galfi, V. M., Cai, F., Robinson, W. A. & Coumou, D. The role of Rossby wave dynamics in spatially compounding heatwaves in mid-summer 2023. Environ. Res. Lett. 20, 034052 (2025).
Wang, M. et al. Evidence for preferred propagating terrestrial heatwave pathways due to Rossby wave activity. Nat. Commun. 16, 4742 (2025).
Cai, F. et al. Intensified dominance of El Niño-like convection relevant for global atmospheric circulation variations. npj Clim. Atmos. Sci. 8, 242 (2025).
Eyring, V. et al. Overview of the Coupled Model Intercomparison Project Phase 6 (CMIP6) experimental design and organization. Geosci. Model Dev. 9, 1937–1958 (2016).
Danabasoglu, G. et al. The Community Earth System Model version 2 (CESM2). J. Adv. Modeling Earth Syst. 12, e2019MS001916 (2020).
Trenberth, K. E., Fasullo, J. & Smith, L. Trends and variability in column-integrated atmospheric water vapor. Clim. Dyn. 24, 741–758 (2005).
Xie, S. Ocean warming pattern effect on global and regional climate change. AGU Adv. 1, e2019AV000130 (2020).
Fedorov, A. V. Ocean-atmosphere coupling. Oxf. Companion Glob. Change 369, 374 (2008).
Cai, F. et al. Pronounced spatial disparity of projected heatwave changes in the Northern Hemisphere linked to heat domes and soil moisture-temperature coupling. npj Clim. Atmos. Sci. 7, 225 (2024).
Lin, S., Dong, B. & Yang, S. Enhanced impacts of ENSO on the southeast Asian summer monsoon Under global warming and associated mechanisms. Geophys. Res. Lett. 51, e2023GL106437(2024).
Hersbach, H. et al. The ERA5 global reanalysis. Q. J. R. Meteorol. Soc. 146, 1999–2049 (2020).
Huang, B. et al. Improvements of the daily optimum interpolation sea surface temperature (DOISST) version 2.1. J. Clim. 34, 2923–2939 (2021).
Cai, F., Liu, C., Yang, S., Deng, K. & Kurths, J. Linkage between European and East Asian heatwaves on synoptic scales. J. Trop. Meteorol. 30, 97–105 (2024).
Cai, F. Large-scale aggregation of humid heatwaves exacerbated by coastal oceanic warming. Zenodo https://doi.org/10.5281/zenodo.18061821 (2026).
