CSIS research bridges the foreign policy and public health communities, focusing on building bipartisan awareness and shaping policy debate about global health and its importance to U.S. national security.

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Photo: RONDA CHURCHILL/AFP via Getty Images

Photo: RONDA CHURCHILL/AFP via Getty Images

Three Steps to Protect the United States Against Extreme Heat

The CSIS Bipartisan Alliance for Global Health Security Working Group on Climate and Health recommends urgent action on extreme heat to protect Americans, strengthen preparedness against heat waves and extreme weather events, and ensure U.S. economic and national security.

Brief by J. Stephen Morrison, Katherine E. Bliss, and Christina E. Zielke — November 5, 2025

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Experts


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Katherine E. Bliss
Director and Senior Fellow, Immunizations and Health Systems Resilience, Global Health Policy Center
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Jon B. Alterman
Deputy Director, Global Food and Water Security Program