Science Source
Cascading Drought-Heat Dynamics During the 2021 Southwest United States Heatwave
Study key findings & significance
- Intense heat in the southwestern United States broke records during June 2021 partly because it hit in tandem with an unusually severe drought
- The study measure for the first time how the two extreme weather events dangerously interacted in real time.
Author quotes
"With more extremes happening, the possibility of an extreme drought plus a heat wave and even a fire, together, the odds are just better that it's going to happen.
Related Content
Headline

Feb 7, 2024 | Climate Nexus Hot News
Heat And Smoke Are Worse Together Than Apart
Science Source
| Science Advances
Unprecedented climate events: Historical changes, aspirational targets, and national commitments
Noah S. Diffenbaugh, Deepti Singh, and Justin S. Mankin
Science Source
| American Meteorological Society
Sixfold Increase in Historical Northern Hemisphere Concurrent Large Heatwaves Driven by Warming and Changing Atmospheric Circulations
Cassandra D. W. Rogers , Kai Kornhuber , Sarah E. Perkins-Kirkpatrick et al
Science Source
| American Meteorological Society
Diverse Characteristics of U.S. Summer Heat Waves
Bradfield Lyon and Anthony G. Barnston