Compound drought–heat wave hazards are concentrated in US regions with multiple social vulnerabilities and agricultural dependence

Proceedings of the National Academy of Sciences, Volume 123, Issue 40, October 2026. SignificanceCompound drought and heat wave (CDHW) events intensify risks to health, agriculture, energy systems, and local economies, often producing more severe impacts than isolated extremes. Their growing relevance was evident during the 2023 southern ...

pnas.org ·2026-09-21

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